CPT code 21081: Mandibular prosthesis, impression and custom preparation2026 Medicare rate & RVUs in King County, WA

Reports impression-taking and custom preparation of a prosthesis for a patient with a mandibular resection, rather than an obturator or other facial prosthesis.

CMS RVU26DEffective Oct 1, 2026One payment locality335 Medicare services in 2024

In King County, WA, Medicare pays $1,785.24 for 21081 in the office and $1,139.35 when it’s performed in a hospital or facility.

$1,785.24Office (non-facility)
$1,139.35Hospital or facility
+12.1%vs the national office rate ($1,592.22)

Check a contract rate as a % of Medicare · 21081 nationwide

Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.

We’ll open 21081 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in King County, WA
  2. What 21081 covers
  3. Compared with other areas
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Related codes
  8. Rate history
  9. Where it applies
  10. Billing questions
  11. Sources

What 21081 covers

A maxillofacial prosthodontist or other qualified clinician uses this service to take an impression and custom-prepare a prosthesis for a patient with a surgically resected portion of the mandible. The work is associated with reconstruction or prosthetic management after jaw resection and may be performed in a hospital-based service or a clinical prosthetics setting. The clinical record should identify the mandibular defect and the prosthesis being prepared.

Select this code for the mandibular resection prosthesis, not an obturator for a palatal or maxillary defect. Document the resection site, impression work, and customization performed. CMS assigns a 90-day global period, which includes the day-before preoperative visit and 90 days of related postoperative care. When multiple procedures are performed in the same session, the highest-valued procedure is paid in full and the others at 50%. Assistant-at-surgery payment requires documented medical necessity; co-surgeons and team surgery are not permitted. Modifier 50 is inappropriate for this descriptor and anatomy.

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 King County, WA compares for 21081

Across 109 of 109 payment localities, the office rate for 21081 runs from $1,441.85 in Arkansas to $1,973.42 in Alaska. King County, WA pays $1,785.24. The RVUs are the same everywhere; the geographic indexes change the dollars.

21081 in King County, WA vs other payment areas
  1. King County, WA · this page$1,785.24
  2. Rest of Washington · Washington$1,620.70−$164.54
  3. Los Angeles, CA · California$1,731.47−$53.77
  4. Washington, DC area · District of Columbia$1,777.54−$7.70
  5. Miami, FL · Florida$1,760.19−$25.05
  6. Chicago, IL · Illinois$1,717.14−$68.10
  7. Manhattan, NY · New York$1,815.19+$29.95

Other areas in Washington first, then benchmark localities. Bars start at $0.

Every other payment area

21081 in every other Medicare payment locality
Payment localityOfficeFacility
AlaskaAlaska$1,973.42$1,412.81
AlabamaAlabama$1,458.55$997.96
ArkansasArkansas$1,441.85$989.68
ArizonaArizona$1,555.82$1,045.74
Bakersfield, CACalifornia$1,644.18$1,067.25
Chico, CACalifornia$1,636.16$1,059.22
El Centro, CACalifornia$1,636.60$1,059.67
Fresno, CACalifornia$1,636.16$1,059.22

21081 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.

$1,441.85

$1,973.42

Color shows the midpoint of each state’s locality range.

View every state and territory as a table
21081 office rate range by state
State / territoryOffice rate rangeLocalities
AK$1,973.421
AL$1,458.551
AR$1,441.851
AZ$1,555.821
CA$1,636.16–$1,967.8229
CO$1,630.091
CT$1,684.311
DC$1,777.541
DE$1,577.801
FL$1,603.87–$1,760.193
GA$1,527.49–$1,624.582
GU$1,658.451
HI$1,658.451
IA$1,473.771
ID$1,484.361
IL$1,576.63–$1,717.144
IN$1,490.841
KS$1,475.001
KY$1,500.411
LA$1,501.23–$1,559.642
MA$1,626.16–$1,760.042
MD$1,601.42–$1,777.543
ME$1,497.70–$1,552.362
MI$1,537.78–$1,627.082
MN$1,551.201
MO$1,485.22–$1,555.993
MS$1,463.421
MT$1,592.041
NC$1,509.081
ND$1,539.051
NE$1,478.141
NH$1,612.131
NJ$1,700.46–$1,766.562
NM$1,547.251
NV$1,578.031
NY$1,527.71–$1,859.925
OH$1,526.941
OK$1,491.101
OR$1,562.60–$1,665.412
PA$1,525.10–$1,653.992
PR$1,599.221
RI$1,621.721
SC$1,521.151
SD$1,532.781
TN$1,481.751
TX$1,517.60–$1,627.508
UT$1,537.581
VA$1,553.01–$1,777.542
VI$1,599.221
VT$1,540.421
WA$1,620.70–$1,785.242
WI$1,498.421
WV$1,531.431
WY$1,568.951

See 21081 in every payment locality

How the 21081 rate is calculated

Each of 21081’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 · 21081

RVUs × geographic indexes × conversion factor

Office or facility?

Work22.28

22.28 RVUs× 1.000 GPCI

Practice expense22.71

22.71 RVUs× 1.000 GPCI

Malpractice2.68

2.68 RVUs× 1.000 GPCI

Adjusted RVUs

47.6700

Conversion factor

$33.4009

Medicare rate

$1,592.22

Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.

The exact King County, WA inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

1,865

Code
21081
Physician work
22.28
Practice expense
22.71
Malpractice
2.68

GPCI2026.csv

108

Locality
King County, WA
Physician work
1.050
Practice expense
1.227
Malpractice
0.817
Office calculation for 21081 in King County, WA
ComponentRVULocality factorAdjusted
Physician work22.28× 1.05023.3940
Practice expense22.71× 1.22727.8652
Malpractice2.68× 0.8172.1896
Total RVUs53.4487
Conversion factor× 33.4009

Office rate, King County, WA$1785.24

Office: (22.28 × 1.05 + 22.71 × 1.227 + 2.68 × 0.817) × $33.4009 = $1785.24

Facility: (22.28 × 1.05 + 6.95 × 1.227 + 2.68 × 0.817) × $33.4009 = $1139.35

Open 21081 in the RVU calculator

Payment rules and modifiers for 21081

21081 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 21081

Mandibular prosthesis, impression and custom preparation

RuleCMS valueWhat it means
Global period090Major surgery: the day before, the day of, and 90 days after are included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)0Not paid without supporting documentation.
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.
Split (54/55/56)0.10/0.69/0.21Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 21081

Mandibular prosthesis, impression and custom preparation

90-day global period ends

Dec 30, 2026

Covers Sep 30, 2026 through Dec 30, 2026 (92 days, including the day before surgery).

Visit on Oct 31, 2026

Day 30 of the 90-day post-op period: related follow-up care is included in the surgical payment.

  • 24Unrelated E/M visit by the same physician
  • 79Unrelated procedure (starts its own global period)
  • 58Staged, more extensive, or therapy procedure that was planned
  • 78Unplanned return to the operating room for a related complication
SurgeryVisit
Sep 23, 2026Jan 10, 2027

Pre-op dayGlobal period

What modifiers do to the payment

Modifier 51 · payment effect

With and without the modifier

21081 without 51 · national office

$1,592.22

Mandibular prosthesis, impression and custom preparation

21081-51 · Second procedure: 50%

$796.11

When this isn’t the highest-valued procedure in the session, Medicare pays 50% of its fee schedule amount (the highest is paid at 100%).

When to use modifier 51

How 21081 has changed in King County, WA

21081 · Office / nonfacility

$1785.24

Effective 2026-10-01

The base rate is $94.50 higher than on 2025-10-01, moving from $1690.74 to $1785.24 (5.6%).

It is unchanged from the immediately preceding available release, effective 2026-07-01.

Base rate by release · bars start at $0 · select a bar to compare

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
  1. January 1, 2026

    RVU26A

    $1690.74changed to$1785.24

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 22.85 changed to 22.28
    • Practice expense RVU 21.75 changed to 22.71
    • Malpractice RVU 2.23 changed to 2.68
    • Work GPCI 1.043 changed to 1.050
    • Practice expense GPCI 1.220 changed to 1.227
    • Malpractice GPCI 0.853 changed to 0.817

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $1704.48changed to$1690.74

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 20.87 changed to 21.75
    • Malpractice RVU 2.24 changed to 2.23

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $1676.66changed to$1704.48

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $1710.03changed to$1676.66

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 20.68 changed to 20.87
    • Malpractice RVU 2.16 changed to 2.24
    • Work GPCI 1.039 changed to 1.043
    • Practice expense GPCI 1.207 changed to 1.220
    • Malpractice GPCI 0.815 changed to 0.853
  5. January 1, 2023

    RVU23A

    $1711.95changed to$1710.03

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 20.26 changed to 20.68
    • Malpractice RVU 2.07 changed to 2.16
    • Work GPCI 1.036 changed to 1.039
    • Practice expense GPCI 1.194 changed to 1.207
    • Malpractice GPCI 0.776 changed to 0.815

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $1735.49changed to$1711.95

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 20.53 changed to 20.26
    • Malpractice RVU 2.00 changed to 2.07

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $1796.27changed to$1735.49

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 20.96 changed to 20.53
    • Malpractice RVU 1.98 changed to 2.00
    • Work GPCI 1.031 changed to 1.036
    • Practice expense GPCI 1.170 changed to 1.194
    • Malpractice GPCI 0.854 changed to 0.776

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $1876.42changed to$1796.27

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 21.82 changed to 20.96
    • Malpractice RVU 3.86 changed to 1.98
    • Work GPCI 1.027 changed to 1.031
    • Practice expense GPCI 1.146 changed to 1.170
    • Malpractice GPCI 0.931 changed to 0.854

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $1923.13changed to$1876.42

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 23.01 changed to 21.82
    • Malpractice RVU 3.85 changed to 3.86

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $1925.09changed to$1923.13

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 23.85 changed to 23.01
    • Work GPCI 1.026 changed to 1.027
    • Practice expense GPCI 1.151 changed to 1.146
    • Malpractice GPCI 0.713 changed to 0.931

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $1907.70changed to$1925.09

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 24.19 changed to 23.85
    • Malpractice RVU 3.88 changed to 3.85
    • Work GPCI 1.025 changed to 1.026
    • Practice expense GPCI 1.155 changed to 1.151
    • Malpractice GPCI 0.495 changed to 0.713

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $1913.93changed to$1907.70

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 24.20 changed to 24.19
    • Malpractice RVU 3.82 changed to 3.88

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $1904.41changed to$1913.93

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $1912.47changed to$1904.41

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense RVU 24.37 changed to 24.20
    • Malpractice RVU 2.82 changed to 3.82
    • Practice expense GPCI 1.150 changed to 1.155
    • Malpractice GPCI 0.688 changed to 0.495

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $1894.54changed to$1912.47

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 25.93 changed to 24.37
    • Malpractice RVU 2.95 changed to 2.82
    • Practice expense GPCI 1.144 changed to 1.150
    • Malpractice GPCI 0.881 changed to 0.688

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $1894.54

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$1,785.24$1,139.35RVU26D
2026-07-01$1,785.24$1,139.35RVU26C
2026-04-01$1,785.24$1,139.35RVU26B
2026-01-01$1,785.24$1,139.35RVU26A
2025-10-01$1,690.74$1,293.35RVU25D
2025-07-01$1,690.74$1,293.35RVU25C
2025-04-01$1,690.74$1,293.35RVU25B
2025-01-01$1,690.74$1,293.35RVU25A
2024-10-01$1,704.48$1,304.05RVU24D
2024-07-01$1,704.48$1,304.05RVU24C
2024-04-01$1,704.48$1,304.05RVU24B
2024-03-09$1,704.48$1,304.05RVU24AR
2024-01-01$1,676.66$1,282.77RVU24A
2023-10-01$1,710.03$1,315.73RVU23D
2023-07-01$1,710.03$1,315.73RVU23C
2023-04-01$1,710.03$1,315.73RVU23B
2023-01-01$1,710.03$1,315.73RVU23A
2022-10-01$1,711.95$1,321.47RVU22D
2022-07-01$1,711.95$1,321.47RVU22C
2022-04-01$1,711.95$1,321.47RVU22B
2022-01-01$1,711.95$1,321.47RVU22A
2021-10-01$1,735.49$1,349.28RVU21D
2021-07-01$1,735.49$1,349.28RVU21C
2021-04-01$1,735.49$1,349.28RVU21B
2021-01-01$1,735.49$1,349.28RVU21A
2020-10-01$1,796.27$1,425.53RVU20D
2020-07-01$1,796.27$1,425.53RVU20C
2020-04-01$1,796.27$1,425.53RVU20B
2020-01-01$1,796.27$1,425.53RVU20A
2019-10-01$1,876.42$1,515.87RVU19D
2019-07-01$1,876.42$1,515.87RVU19C
2019-04-01$1,876.42$1,515.87RVU19B
2019-01-01$1,876.42$1,515.87RVU19A
2018-10-01$1,923.13$1,560.90RVU18D
2018-07-01$1,923.13$1,560.90RVU18C
2018-04-01$1,923.13$1,560.90RVU18B
2018-01-01$1,923.13$1,560.90RVU18AR1
2017-10-01$1,925.09$1,557.03RVU17D
2017-07-01$1,925.09$1,557.03RVU17C
2017-04-01$1,925.09$1,557.03RVU17B
2017-01-01$1,925.09$1,557.03RVU17A
2016-10-01$1,907.70$1,533.45RVU16D
2016-07-01$1,907.70$1,533.45RVU16C
2016-04-01$1,907.70$1,533.45RVU16B
2016-01-01$1,907.70$1,533.45RVU16A
2015-10-01$1,913.93$1,537.50RVU15D
2015-07-01$1,913.93$1,537.50RVU15C
2015-04-01$1,904.41$1,529.85RVU15B
2015-01-01$1,904.41$1,529.85RVU15A
2014-10-01$1,912.47$1,542.11RVU14D
2014-07-01$1,912.47$1,542.11RVU14C
2014-04-01$1,912.47$1,542.11RVU14B
2014-01-01$1,912.47$1,542.11RVU14A
2013-10-01$1,894.54$1,509.21RVU13D
2013-07-01$1,894.54$1,509.21RVU13C
2013-04-01$1,894.54$1,509.21RVU13B
2013-01-01$1,894.54$1,509.21RVU13AR

Price 21081 for an earlier date of service

Where the King County, WA rate applies

King County, WA is a Medicare payment area, not a city. Our Census mapping connects it to 63 cities and communities in Washington. Some span more than one payment area; confirm with the service ZIP.

  • Seattle
  • Algona
  • Ames Lake
  • 21081 in Auburn · multiple payment areas
  • Baring
  • Beaux Arts Village
  • Bellevue
  • Black Diamond

Browse all communities in Washington

21081 billing questions

When should I choose 21081 instead of an obturator code?

Use 21081 for impression and custom preparation of a prosthesis for a mandibular resection. Obturator codes describe prostheses for defects requiring an obturator, not a mandibular resection prosthesis.

What documentation supports 21081?

Document the mandibular resection defect, the planned mandibular prosthesis, and the impression and custom preparation performed.

Does 21081 have a global period?

Yes. CMS assigns a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care.

Can I append modifier 50?

No. CMS identifies bilateral adjustment as inappropriate for this descriptor and anatomy.

How are other procedures in the same session paid?

Under the standard multiple procedure reduction, the highest-valued procedure is paid in full and other procedures are paid at 50% when performed in the same session.

Can an assistant or co-surgeon be reported?

Assistant-at-surgery payment requires documentation of medical necessity. Co-surgeons and team surgery are not permitted for this code.

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
RVUs for 21081PPRRVU2026_Oct_nonQPP.csv, line 1,865 (RVU26D)
Geographic factors for King County, WAGPCI2026.csv, line 108 (RVU26D)

Open CMS sourceHow we calculate rates

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