CPT code 92504: Ear microscopy, binocular diagnostic examination2026 Medicare rate & RVUs in Puerto Rico
Reports a binocular-microscope examination of the ear canal and eardrum when magnified inspection provides a distinct diagnostic assessment beyond routine otoscopy.
In Puerto Rico, Medicare pays $28.97 for 92504 in the office and $7.69 when it’s performed in a hospital or facility.
Check a contract rate as a % of Medicare · 92504 nationwide
Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.
On this page 11 sections
What 92504 covers
An otolaryngologist typically uses a binocular microscope to inspect the external ear canal and tympanic membrane in an office or other clinical setting. Magnification can help assess findings such as canal inflammation, debris, a suspected perforation, or the position of a tympanostomy tube. The service is a diagnostic examination, not simply the use of a microscope as a visual aid during another procedure.
Select this code when the clinician performs and documents a distinct microscopic ear assessment. Record the ear or ears examined, the relevant findings, and how the examination informs the clinical assessment or plan. Routine otoscopy alone does not support this service, and microscope use solely to perform cerumen removal or another procedure should not be treated as a separate diagnostic examination. CMS physician fee schedule valuation accounts for work, practice expense, and malpractice inputs, with practice expense values differing between office and facility settings.
This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.
How Puerto Rico compares for 92504
Across 109 of 109 payment localities, the office rate for 92504 runs from $25.41 in Arkansas to $39.12 in San Benito County, CA. Puerto Rico pays $28.97. The RVUs are the same everywhere; the geographic indexes change the dollars.
- Puerto Rico · this page$28.97
- Los Angeles, CA · California$32.95+$3.98
- Washington, DC area · District of Columbia$33.07+$4.10
- Miami, FL · Florida$30.15+$1.18
- Chicago, IL · Illinois$29.31+$0.34
- Manhattan, NY · New York$32.93+$3.96
- Alaska · Alaska$33.04+$4.07
Other areas in Puerto Rico first, then benchmark localities. Bars start at $0.
Every other payment area
| Payment locality | Office | Facility |
|---|---|---|
| AlabamaAlabama | $25.78 | $7.37 |
| ArkansasArkansas | $25.41 | $7.33 |
| ArizonaArizona | $27.98 | $7.59 |
| Bakersfield, CACalifornia | $30.86 | $7.79 |
| Chico, CACalifornia | $30.82 | $7.76 |
| El Centro, CACalifornia | $30.82 | $7.76 |
| Fresno, CACalifornia | $30.82 | $7.76 |
| Hanford, CACalifornia | $30.82 | $7.76 |
| Madera, CACalifornia | $30.82 | $7.76 |
| Merced, CACalifornia | $30.82 | $7.76 |
| Modesto, CACalifornia | $30.82 | $7.76 |
| Napa, CACalifornia | $36.06 | $8.32 |
| Oxnard, CACalifornia | $32.84 | $7.97 |
| Redding, CACalifornia | $30.82 | $7.76 |
| Rest of CaliforniaCalifornia | $30.82 | $7.76 |
| Riverside, CACalifornia | $30.93 | $7.87 |
| Sacramento, CACalifornia | $32.43 | $7.96 |
| Salinas, CACalifornia | $32.31 | $7.93 |
| San Diego, CACalifornia | $33.14 | $7.97 |
| Marin County, CACalifornia | $38.29 | $8.62 |
| San Francisco, CACalifornia | $38.28 | $8.61 |
| San Benito County, CACalifornia | $39.12 | $8.78 |
| Santa Clara County, CACalifornia | $39.08 | $8.73 |
| San Luis Obispo, CACalifornia | $31.78 | $7.82 |
| Santa Cruz, CACalifornia | $33.51 | $7.94 |
| Santa Maria, CACalifornia | $32.45 | $7.92 |
| Santa Rosa, CACalifornia | $33.85 | $8.01 |
| Stockton, CACalifornia | $30.82 | $7.76 |
| Vallejo, CACalifornia | $36.04 | $8.31 |
| Visalia, CACalifornia | $30.82 | $7.76 |
| Yuba City, CACalifornia | $30.82 | $7.76 |
| ColoradoColorado | $30.16 | $7.77 |
| ConnecticutConnecticut | $30.64 | $7.98 |
| DelawareDelaware | $28.45 | $7.66 |
| Fort Lauderdale, FLFlorida | $29.29 | $7.97 |
| Rest of FloridaFlorida | $27.91 | $7.79 |
| Atlanta, GAGeorgia | $29.17 | $7.79 |
| Rest of GeorgiaGeorgia | $26.37 | $7.60 |
| Hawaii, Guam, HIHawaii | $31.65 | $7.72 |
| IowaIowa | $26.62 | $7.37 |
| IdahoIdaho | $26.76 | $7.40 |
| East St. Louis, ILIllinois | $27.27 | $7.91 |
| Rest of IllinoisIllinois | $26.97 | $7.75 |
| Suburban Chicago, ILIllinois | $29.63 | $8.02 |
| IndianaIndiana | $26.92 | $7.41 |
| KansasKansas | $26.41 | $7.39 |
| KentuckyKentucky | $26.21 | $7.51 |
| New Orleans, LALouisiana | $27.45 | $7.65 |
| Rest of LouisianaLouisiana | $26.14 | $7.51 |
| Metropolitan Boston, MAMassachusetts | $33.28 | $8.15 |
| Rest of MassachusettsMassachusetts | $29.94 | $7.78 |
| Baltimore area, MDMaryland | $30.53 | $7.96 |
| Rest of MarylandMaryland | $29.03 | $7.73 |
| Rest of MaineMaine | $26.81 | $7.45 |
| Southern Maine, MEMaine | $28.40 | $7.55 |
| Detroit, MIMichigan | $28.17 | $7.86 |
| Rest of MichiganMichigan | $26.82 | $7.61 |
| MinnesotaMinnesota | $29.14 | $7.49 |
| Metropolitan Kansas City, MOMissouri | $27.35 | $7.59 |
| Metropolitan St. Louis, MOMissouri | $27.65 | $7.62 |
| Rest of MissouriMissouri | $25.63 | $7.49 |
| MississippiMississippi | $25.53 | $7.41 |
| MontanaMontana | $28.72 | $7.68 |
| North CarolinaNorth Carolina | $27.10 | $7.47 |
| North DakotaNorth Dakota | $28.53 | $7.48 |
| NebraskaNebraska | $26.79 | $7.37 |
| New HampshireNew Hampshire | $29.60 | $7.70 |
| Northern New JerseyNew Jersey | $32.71 | $8.30 |
| Rest of New JerseyNew Jersey | $31.06 | $8.08 |
| New MexicoNew Mexico | $26.93 | $7.64 |
| NevadaNevada | $28.69 | $7.63 |
| NYC suburbs and Long Island, NYNew York | $33.63 | $8.61 |
| Poughkeepsie and northern NYC suburbs, NYNew York | $31.19 | $8.15 |
| Queens, NYNew York | $33.33 | $8.46 |
| Rest of New YorkNew York | $27.51 | $7.52 |
| OhioOhio | $26.78 | $7.57 |
| OklahomaOklahoma | $26.26 | $7.46 |
| Portland, OROregon | $31.22 | $7.84 |
| Rest of OregonOregon | $28.54 | $7.58 |
| Metropolitan Philadelphia, PAPennsylvania | $29.81 | $7.91 |
| Rest of PennsylvaniaPennsylvania | $26.87 | $7.55 |
| Rhode IslandRhode Island | $29.54 | $7.80 |
| South CarolinaSouth Carolina | $26.97 | $7.53 |
| South DakotaSouth Dakota | $28.50 | $7.46 |
| TennesseeTennessee | $26.53 | $7.41 |
| Austin, TXTexas | $30.00 | $7.73 |
| Beaumont, TXTexas | $26.69 | $7.54 |
| Brazoria, TXTexas | $28.50 | $7.64 |
| Dallas, TXTexas | $28.64 | $7.68 |
| Fort Worth, TXTexas | $28.42 | $7.67 |
| Galveston, TXTexas | $28.56 | $7.66 |
| Houston, TXTexas | $28.74 | $7.85 |
| Rest of TexasTexas | $27.55 | $7.58 |
| UtahUtah | $27.35 | $7.57 |
| VirginiaVirginia | $28.25 | $7.56 |
| Virgin Islands, VIUnited States Virgin Islands | $28.97 | $7.69 |
| VermontVermont | $28.34 | $7.50 |
| Rest of WashingtonWashington | $29.91 | $7.75 |
| King County, WAWashington | $34.04 | $8.22 |
| WisconsinWisconsin | $27.55 | $7.39 |
| West VirginiaWest Virginia | $25.94 | $7.65 |
| WyomingWyoming | $28.64 | $7.60 |
92504 rates by state
Office rate range in each state. Select a state to see its payment localities.
Explore a state
Local rates. Clear comparisons.
Hover or focus a tile to see its rate range. Select it to open the state’s fee schedule.
$25.41
$34.97
Color shows the midpoint of each state’s locality range.
View every state and territory as a table
| State / territory | Office rate range | Localities |
|---|---|---|
| AK | $33.04 | 1 |
| AL | $25.78 | 1 |
| AR | $25.41 | 1 |
| AZ | $27.98 | 1 |
| CA | $30.82–$39.12 | 29 |
| CO | $30.16 | 1 |
| CT | $30.64 | 1 |
| DC | $33.07 | 1 |
| DE | $28.45 | 1 |
| FL | $27.91–$30.15 | 3 |
| GA | $26.37–$29.17 | 2 |
| GU | $31.65 | 1 |
| HI | $31.65 | 1 |
| IA | $26.62 | 1 |
| ID | $26.76 | 1 |
| IL | $26.97–$29.63 | 4 |
| IN | $26.92 | 1 |
| KS | $26.41 | 1 |
| KY | $26.21 | 1 |
| LA | $26.14–$27.45 | 2 |
| MA | $29.94–$33.28 | 2 |
| MD | $29.03–$33.07 | 3 |
| ME | $26.81–$28.40 | 2 |
| MI | $26.82–$28.17 | 2 |
| MN | $29.14 | 1 |
| MO | $25.63–$27.65 | 3 |
| MS | $25.53 | 1 |
| MT | $28.72 | 1 |
| NC | $27.10 | 1 |
| ND | $28.53 | 1 |
| NE | $26.79 | 1 |
| NH | $29.60 | 1 |
| NJ | $31.06–$32.71 | 2 |
| NM | $26.93 | 1 |
| NV | $28.69 | 1 |
| NY | $27.51–$33.63 | 5 |
| OH | $26.78 | 1 |
| OK | $26.26 | 1 |
| OR | $28.54–$31.22 | 2 |
| PA | $26.87–$29.81 | 2 |
| PR | $28.97 | 1 |
| RI | $29.54 | 1 |
| SC | $26.97 | 1 |
| SD | $28.50 | 1 |
| TN | $26.53 | 1 |
| TX | $26.69–$30.00 | 8 |
| UT | $27.35 | 1 |
| VA | $28.25–$33.07 | 2 |
| VI | $28.97 | 1 |
| VT | $28.34 | 1 |
| WA | $29.91–$34.04 | 2 |
| WI | $27.55 | 1 |
| WV | $25.94 | 1 |
| WY | $28.64 | 1 |
How the 92504 rate is calculated
Each of 92504’s three RVUs is multiplied by a geographic index (GPCI) for the payment locality, added up, and multiplied by the conversion factor. Drag the indexes or enter a ZIP to see what moves the rate.
How the rate is built · 92504
RVUs × geographic indexes × conversion factor
Work0.18
0.18 RVUs× 1.000 GPCI
Practice expense0.67
0.67 RVUs× 1.000 GPCI
Malpractice0.01
0.01 RVUs× 1.000 GPCI
Adjusted RVUs
0.8600
Conversion factor
$33.4009
Medicare rate
$28.72
Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.
The exact Puerto Rico inputs and CMS source lines
PPRRVU2026_Oct_nonQPP.csv
11,778
- Code
- 92504
- Physician work
- 0.18
- Practice expense
- 0.67
- Malpractice
- 0.01
GPCI2026.csv
91
- Locality
- Puerto Rico
- Physician work
- 1.000
- Practice expense
- 1.011
- Malpractice
- 0.985
| Component | RVU | Locality factor | Adjusted |
|---|---|---|---|
| Physician work | 0.18 | × 1.000 | 0.1800 |
| Practice expense | 0.67 | × 1.011 | 0.6774 |
| Malpractice | 0.01 | × 0.985 | 0.0098 |
| Total RVUs | 0.8672 | ||
| Conversion factor | × 33.4009 | ||
Office rate, Puerto Rico$28.97
Office: (0.18 × 1 + 0.67 × 1.011 + 0.01 × 0.985) × $33.4009 = $28.97
Facility: (0.18 × 1 + 0.04 × 1.011 + 0.01 × 0.985) × $33.4009 = $7.69
Payment rules and modifiers for 92504
92504 has no global surgery period, no multiple-procedure, bilateral or assistant-at-surgery adjustment, and no professional/technical split. What changes the payment is where the service happens: the place of service on the claim decides whether Medicare pays the office or the facility rate.
Place of service · 92504
Which rate does Medicare pay?
The POS code on the claim line (CMS-1500 box 24B).
POS 11 · non-facility rate · national
$28.72
- Non-facility (office)
- $28.72
- Facility
- $7.68
Higher because the practice carries its own overhead.
How 92504 has changed in Puerto Rico
92504 · Office / nonfacility
$28.97
Effective 2026-10-01
The base rate is $1.01 higher than on 2025-10-01, moving from $27.96 to $28.97 (3.6%).
It is unchanged from the immediately preceding available release, effective 2026-07-01.
One bar per available release, ordered by effective date. Missing rates remain gaps. These comparisons hold the code, setting and locality identifiers constant; they do not isolate which policy or input caused a change.
What changed, release by release
January 1, 2026
RVU26A
$27.96changed to$28.97
- Conversion factor 32.3465 changed to 33.4009
- Practice expense GPCI 1.007 changed to 1.011
- Malpractice GPCI 0.982 changed to 0.985
Held through RVU26B, RVU26C, RVU26D.
January 1, 2025
RVU25A
$29.11changed to$27.96
- Conversion factor 33.2875 changed to 32.3465
- Practice expense RVU 0.68 changed to 0.67
Held through RVU25B, RVU25C, RVU25D.
March 9, 2024
RVU24AR
$28.64changed to$29.11
- Conversion factor 32.7442 changed to 33.2875
Held through RVU24B, RVU24C, RVU24D.
January 1, 2024
RVU24A
$29.66changed to$28.64
- Conversion factor 33.8872 changed to 32.7442
- Practice expense GPCI 1.008 changed to 1.007
- Malpractice GPCI 0.984 changed to 0.982
October 1, 2023
RVU23D
$29.48changed to$29.66
- Practice expense GPCI 1.000 changed to 1.008
- Malpractice GPCI 1.000 changed to 0.984
January 1, 2023
RVU23A
$29.94changed to$29.48
- Conversion factor 34.6062 changed to 33.8872
- Practice expense RVU 0.67 changed to 0.68
- Practice expense GPCI 1.008 changed to 1.000
- Malpractice GPCI 0.986 changed to 1.000
Held through RVU23B, RVU23C.
January 1, 2022
RVU22A
$30.19changed to$29.94
- Conversion factor 34.8931 changed to 34.6062
Held through RVU22B, RVU22C, RVU22D.
January 1, 2021
RVU21A
$29.77changed to$30.19
- Conversion factor 36.0896 changed to 34.8931
- Practice expense RVU 0.63 changed to 0.67
- Malpractice GPCI 0.988 changed to 0.986
Held through RVU21B, RVU21C, RVU21D.
January 1, 2020
RVU20A
$30.07changed to$29.77
- Conversion factor 36.0391 changed to 36.0896
- Practice expense RVU 0.64 changed to 0.63
- Practice expense GPCI 1.007 changed to 1.008
- Malpractice GPCI 0.990 changed to 0.988
Held through RVU20B, RVU20C, RVU20D.
January 1, 2019
RVU19A
$30.04changed to$30.07
- Conversion factor 35.9996 changed to 36.0391
Held through RVU19B, RVU19C, RVU19D.
January 1, 2018
RVU18AR1
$26.66changed to$30.04
- Conversion factor 35.8887 changed to 35.9996
- Practice expense RVU 0.65 changed to 0.64
- Practice expense GPCI 0.856 changed to 1.007
- Malpractice GPCI 0.642 changed to 0.990
Held through RVU18B, RVU18C, RVU18D.
January 1, 2017
RVU17A
$23.21changed to$26.66
- Conversion factor 35.8043 changed to 35.8887
- Practice expense RVU 0.66 changed to 0.65
- Practice expense GPCI 0.705 changed to 0.856
- Malpractice GPCI 0.293 changed to 0.642
Held through RVU17B, RVU17C, RVU17D.
January 1, 2016
RVU16A
$23.29changed to$23.21
- Conversion factor 35.9335 changed to 35.8043
Held through RVU16B, RVU16C, RVU16D.
July 1, 2015
RVU15C
$23.18changed to$23.29
- Conversion factor 35.7547 changed to 35.9335
Held through RVU15D.
January 1, 2015
RVU15A
$22.91changed to$23.18
- Conversion factor 35.8228 changed to 35.7547
- Practice expense GPCI 0.692 changed to 0.705
- Malpractice GPCI 0.271 changed to 0.293
Held through RVU15B.
January 1, 2014
RVU14A
$23.28changed to$22.91
- Conversion factor 34.0230 changed to 35.8228
- Practice expense RVU 0.74 changed to 0.66
- Practice expense GPCI 0.678 changed to 0.692
- Malpractice GPCI 0.249 changed to 0.271
Held through RVU14B, RVU14C, RVU14D.
January 1, 2013
RVU13AR
Earliest loaded release: $23.28
Held through RVU13B, RVU13C, RVU13D.
| Effective from | Office | Facility | CMS release |
|---|---|---|---|
| 2026-10-01 | $28.97 | $7.69 | RVU26D |
| 2026-07-01 | $28.97 | $7.69 | RVU26C |
| 2026-04-01 | $28.97 | $7.69 | RVU26B |
| 2026-01-01 | $28.97 | $7.69 | RVU26A |
| 2025-10-01 | $27.96 | $9.07 | RVU25D |
| 2025-07-01 | $27.96 | $9.07 | RVU25C |
| 2025-04-01 | $27.96 | $9.07 | RVU25B |
| 2025-01-01 | $27.96 | $9.07 | RVU25A |
| 2024-10-01 | $29.11 | $9.00 | RVU24D |
| 2024-07-01 | $29.11 | $9.00 | RVU24C |
| 2024-04-01 | $29.11 | $9.00 | RVU24B |
| 2024-03-09 | $29.11 | $9.00 | RVU24AR |
| 2024-01-01 | $28.64 | $8.85 | RVU24A |
| 2023-10-01 | $29.66 | $9.51 | RVU23D |
| 2023-07-01 | $29.48 | $9.49 | RVU23C |
| 2023-04-01 | $29.48 | $9.49 | RVU23B |
| 2023-01-01 | $29.48 | $9.49 | RVU23A |
| 2022-10-01 | $29.94 | $9.36 | RVU22D |
| 2022-07-01 | $29.94 | $9.36 | RVU22C |
| 2022-04-01 | $29.94 | $9.36 | RVU22B |
| 2022-01-01 | $29.94 | $9.36 | RVU22A |
| 2021-10-01 | $30.19 | $9.44 | RVU21D |
| 2021-07-01 | $30.19 | $9.44 | RVU21C |
| 2021-04-01 | $30.19 | $9.44 | RVU21B |
| 2021-01-01 | $30.19 | $9.44 | RVU21A |
| 2020-10-01 | $29.77 | $9.76 | RVU20D |
| 2020-07-01 | $29.77 | $9.76 | RVU20C |
| 2020-04-01 | $29.77 | $9.76 | RVU20B |
| 2020-01-01 | $29.77 | $9.76 | RVU20A |
| 2019-10-01 | $30.07 | $9.75 | RVU19D |
| 2019-07-01 | $30.07 | $9.75 | RVU19C |
| 2019-04-01 | $30.07 | $9.75 | RVU19B |
| 2019-01-01 | $30.07 | $9.75 | RVU19A |
| 2018-10-01 | $30.04 | $9.74 | RVU18D |
| 2018-07-01 | $30.04 | $9.74 | RVU18C |
| 2018-04-01 | $30.04 | $9.74 | RVU18B |
| 2018-01-01 | $30.04 | $9.74 | RVU18AR1 |
| 2017-10-01 | $26.66 | $9.15 | RVU17D |
| 2017-07-01 | $26.66 | $9.15 | RVU17C |
| 2017-04-01 | $26.66 | $9.15 | RVU17B |
| 2017-01-01 | $26.66 | $9.15 | RVU17A |
| 2016-10-01 | $23.21 | $8.57 | RVU16D |
| 2016-07-01 | $23.21 | $8.57 | RVU16C |
| 2016-04-01 | $23.21 | $8.57 | RVU16B |
| 2016-01-01 | $23.21 | $8.57 | RVU16A |
| 2015-10-01 | $23.29 | $8.60 | RVU15D |
| 2015-07-01 | $23.29 | $8.60 | RVU15C |
| 2015-04-01 | $23.18 | $8.56 | RVU15B |
| 2015-01-01 | $23.18 | $8.56 | RVU15A |
| 2014-10-01 | $22.91 | $8.53 | RVU14D |
| 2014-07-01 | $22.91 | $8.53 | RVU14C |
| 2014-04-01 | $22.91 | $8.53 | RVU14B |
| 2014-01-01 | $22.91 | $8.53 | RVU14A |
| 2013-10-01 | $23.28 | $8.28 | RVU13D |
| 2013-07-01 | $23.28 | $8.28 | RVU13C |
| 2013-04-01 | $23.28 | $8.28 | RVU13B |
| 2013-01-01 | $23.28 | $8.28 | RVU13AR |
Where the Puerto Rico rate applies
Puerto Rico is a Medicare payment area, not a city. Our Census mapping connects it to 292 cities and communities in Puerto Rico. Some span more than one payment area; confirm with the service ZIP.
- Aceitunas
- Adjuntas
- Aguada
- Aguadilla
- Aguas Buenas
- Aguas Claras
- Aguilita
- Aibonito
92504 billing questions
When is microscopic examination distinct from routine otoscopy?
Report 92504 when the clinician performs a diagnostic examination using binocular magnification and documents the findings. A routine look with an otoscope during an E/M visit is not the same service.
Can 92504 be reported with an office E/M service?
It may be reported with an E/M service when both are performed and the record supports a distinct microscopic examination as well as the separately documented E/M work.
Should 92504 be used when impacted cerumen is removed?
Choose the cerumen-removal code when removal is the service performed. Do not report 92504 merely because the microscope helps visualize that removal.
How does 92504 differ from 92502?
92504 describes diagnostic microscopic examination of the ear. 92502 is for an otolaryngologic examination performed under general anesthesia.
What documentation supports 92504?
Document use of binocular microscopy, the ear findings, and the diagnostic purpose of the examination. Identify the side or sides examined in the note.
Where these rates come from
FeeBase calculates base physician payments from CMS work, practice-expense and malpractice RVUs, adjusted by each locality’s geographic indexes and the conversion factor. Services without a published rate are labeled, never given a made-up amount. Amounts are Medicare allowed amounts before claim adjustments: not a patient’s bill or a commercial rate.
CMS RVU26D · effective Oct 1, 2026 through the day before Jan 1, 2027
Show the CMS file lines behind this rate
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