CPT code 99415: Prolonged staff care, first hour, outpatient E/M2026 Medicare rate & RVUs in Connecticut

Reports the first-hour add-on for extended direct-contact clinical staff service during an office or outpatient E/M encounter under physician supervision.

CMS RVU26DEffective Oct 1, 2026One payment locality5.6K Medicare services in 2024

In Connecticut, Medicare pays $24.87 for 99415 in the office.

$24.87Office (non-facility)
Not available in this settingHospital or facility
+7.9%vs the national office rate ($23.05)

Check a contract rate as a % of Medicare · 99415 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 99415 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Connecticut
  2. What 99415 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 99415 covers

99415 captures prolonged, direct-contact clinical staff work during an office or other outpatient evaluation and management encounter, beyond the time ordinarily associated with that visit. Clinical staff perform the service under physician supervision; the code does not represent extra time personally spent by the physician or other qualified health care professional. It applies when staff remain engaged with the patient during an extended outpatient encounter, rather than for administrative work or unattended waiting time.

Report 99415 with the related office or outpatient E/M primary service. Document the reason for the extension and the clinical staff’s direct-contact time to support the reported service. This is an add-on, paid within the primary service’s global period, not a standalone visit. CMS classifies it as technical-component-only; any separately covered interpretation is represented by its distinct code. Use 99416 for qualifying additional prolonged clinical staff time.

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 Connecticut compares for 99415

Across 109 of 109 payment localities, the office rate for 99415 runs from $19.68 in Arkansas to $32.93 in San Benito County, CA. Connecticut pays $24.87. The RVUs are the same everywhere; the geographic indexes change the dollars.

99415 in Connecticut vs other payment areas
  1. Connecticut · this page$24.87
  2. Los Angeles, CA · California$27.09+$2.22
  3. Washington, DC area · District of Columbia$27.13+$2.26
  4. Miami, FL · Florida$24.49−$0.38
  5. Chicago, IL · Illinois$23.59−$1.28
  6. Manhattan, NY · New York$26.92+$2.05
  7. Alaska · Alaska$24.37−$0.50

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

Every other payment area

99415 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$20.06—
ArkansasArkansas$19.68—
ArizonaArizona$22.29—
Bakersfield, CACalifornia$25.10—
Chico, CACalifornia$25.07—
El Centro, CACalifornia$25.07—
Fresno, CACalifornia$25.07—
Hanford, CACalifornia$25.07—

99415 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.

$19.68

$29.00

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

View every state and territory as a table
99415 office rate range by state
State / territoryOffice rate rangeLocalities
AK$24.371
AL$20.061
AR$19.681
AZ$22.291
CA$25.07–$32.9329
CO$24.431
CT$24.871
DC$27.131
DE$22.741
FL$22.22–$24.493
GA$20.66–$23.482
GU$26.021
HI$26.021
IA$20.911
ID$21.051
IL$21.26–$23.924
IN$21.221
KS$20.701
KY$20.501
LA$20.42–$21.752
MA$24.18–$27.422
MD$23.29–$27.133
ME$21.10–$22.722
MI$21.11–$22.482
MN$23.471
MO$19.90–$21.963
MS$19.801
MT$23.051
NC$21.401
ND$22.851
NE$21.091
NH$23.941
NJ$25.17–$26.702
NM$21.231
NV$23.011
NY$21.81–$27.635
OH$21.071
OK$20.541
OR$22.86–$25.482
PA$21.17–$24.042
PR$23.291
RI$23.761
SC$21.271
SD$22.821
TN$20.831
TX$20.98–$24.338
UT$21.651
VA$22.56–$27.132
VI$23.291
VT$22.651
WA$24.17–$28.142
WI$21.861
WV$20.221
WY$22.961

See 99415 in every payment locality

How the 99415 rate is calculated

Each of 99415’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 · 99415

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.00

0.00 RVUs× 1.000 GPCI

Practice expense0.68

0.68 RVUs× 1.000 GPCI

Malpractice0.01

0.01 RVUs× 1.000 GPCI

Adjusted RVUs

0.6900

Conversion factor

$33.4009

Medicare rate

$23.05

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

The exact Connecticut inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

13,098

Code
99415
Physician work
0.00
Practice expense
0.68
Malpractice
0.01

GPCI2026.csv

38

Locality
Connecticut
Physician work
1.020
Practice expense
1.077
Malpractice
1.210
Office calculation for 99415 in Connecticut
ComponentRVULocality factorAdjusted
Physician work0.00× 1.0200.0000
Practice expense0.68× 1.0770.7324
Malpractice0.01× 1.2100.0121
Total RVUs0.7445
Conversion factor× 33.4009

Office rate, Connecticut$24.87

Office: (0 × 1.02 + 0.68 × 1.077 + 0.01 × 1.21) × $33.4009 = $24.87

Open 99415 in the RVU calculator

Payment rules and modifiers for 99415

The CMS indicators that decide how 99415 is paid alongside other services.

CMS payment indicators · 99415

Prolonged staff care, first hour, outpatient E/M

RuleCMS valueWhat it means
Global periodZZZAdd-on code: falls within the primary procedure’s global period.
Multiple procedures0No multiple-procedure reduction.
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/technical3Technical component only.

How 99415 has changed in Connecticut

99415 · Office / nonfacility

$24.87

Effective 2026-10-01

The base rate is $2.95 higher than on 2025-10-01, moving from $21.92 to $24.87 (13.5%).

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

    $21.92changed to$24.87

    • Conversion factor 32.3465 changed to 33.4009
    • Practice expense RVU 0.61 changed to 0.68
    • Work GPCI 1.022 changed to 1.020
    • Practice expense GPCI 1.091 changed to 1.077
    • Malpractice GPCI 1.207 changed to 1.210

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $22.59changed to$21.92

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 0.60 changed to 0.61
    • Malpractice RVU 0.02 changed to 0.01

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $22.22changed to$22.59

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $20.90changed to$22.22

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 0.55 changed to 0.60
    • Malpractice RVU 0.01 changed to 0.02
    • Work GPCI 1.030 changed to 1.022
    • Practice expense GPCI 1.102 changed to 1.091
    • Malpractice GPCI 1.070 changed to 1.207
  5. January 1, 2023

    RVU23A

    $11.50changed to$20.90

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 0.29 changed to 0.55
    • Work GPCI 1.037 changed to 1.030
    • Practice expense GPCI 1.114 changed to 1.102
    • Malpractice GPCI 0.934 changed to 1.070

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $11.21changed to$11.50

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 0.28 changed to 0.29

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $11.24changed to$11.21

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 0.27 changed to 0.28
    • Work GPCI 1.029 changed to 1.037
    • Practice expense GPCI 1.113 changed to 1.114
    • Malpractice GPCI 1.094 changed to 0.934

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $11.27changed to$11.24

    • Conversion factor 36.0391 changed to 36.0896
    • Work GPCI 1.021 changed to 1.029
    • Practice expense GPCI 1.112 changed to 1.113
    • Malpractice GPCI 1.255 changed to 1.094

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $11.26changed to$11.27

    • Conversion factor 35.9996 changed to 36.0391

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $10.07changed to$11.26

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 0.24 changed to 0.27
    • Work GPCI 1.023 changed to 1.021
    • Practice expense GPCI 1.117 changed to 1.112
    • Malpractice GPCI 1.244 changed to 1.255

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $10.07changed to$10.07

    • Conversion factor 35.8043 changed to 35.8887
    • Work GPCI 1.024 changed to 1.023
    • Practice expense GPCI 1.121 changed to 1.117
    • Malpractice GPCI 1.232 changed to 1.244

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    No ratechanged to$10.07

    Held through RVU16B, RVU16C, RVU16D.

  13. January 1, 2013

    RVU13AR

    Earliest loaded release: No rate

    Held through RVU13B, RVU13C, RVU13D, RVU14A, RVU14B, RVU14C, RVU14D, RVU15A, RVU15B, RVU15C, RVU15D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$24.87Not available in this settingRVU26D
2026-07-01$24.87Not available in this settingRVU26C
2026-04-01$24.87Not available in this settingRVU26B
2026-01-01$24.87Not available in this settingRVU26A
2025-10-01$21.92Not available in this settingRVU25D
2025-07-01$21.92Not available in this settingRVU25C
2025-04-01$21.92Not available in this settingRVU25B
2025-01-01$21.92Not available in this settingRVU25A
2024-10-01$22.59Not available in this settingRVU24D
2024-07-01$22.59Not available in this settingRVU24C
2024-04-01$22.59Not available in this settingRVU24B
2024-03-09$22.59Not available in this settingRVU24AR
2024-01-01$22.22Not available in this settingRVU24A
2023-10-01$20.90Not available in this settingRVU23D
2023-07-01$20.90Not available in this settingRVU23C
2023-04-01$20.90Not available in this settingRVU23B
2023-01-01$20.90Not available in this settingRVU23A
2022-10-01$11.50Not available in this settingRVU22D
2022-07-01$11.50Not available in this settingRVU22C
2022-04-01$11.50Not available in this settingRVU22B
2022-01-01$11.50Not available in this settingRVU22A
2021-10-01$11.21Not available in this settingRVU21D
2021-07-01$11.21Not available in this settingRVU21C
2021-04-01$11.21Not available in this settingRVU21B
2021-01-01$11.21Not available in this settingRVU21A
2020-10-01$11.24Not available in this settingRVU20D
2020-07-01$11.24Not available in this settingRVU20C
2020-04-01$11.24Not available in this settingRVU20B
2020-01-01$11.24Not available in this settingRVU20A
2019-10-01$11.27Not available in this settingRVU19D
2019-07-01$11.27Not available in this settingRVU19C
2019-04-01$11.27Not available in this settingRVU19B
2019-01-01$11.27Not available in this settingRVU19A
2018-10-01$11.26Not available in this settingRVU18D
2018-07-01$11.26Not available in this settingRVU18C
2018-04-01$11.26Not available in this settingRVU18B
2018-01-01$11.26Not available in this settingRVU18AR1
2017-10-01$10.07Not available in this settingRVU17D
2017-07-01$10.07Not available in this settingRVU17C
2017-04-01$10.07Not available in this settingRVU17B
2017-01-01$10.07Not available in this settingRVU17A
2016-10-01$10.07$10.07RVU16D
2016-07-01$10.07$10.07RVU16C
2016-04-01$10.07$10.07RVU16B
2016-01-01$10.07$10.07RVU16A
2015-10-01Not in this releaseNot in this releaseRVU15D
2015-07-01Not in this releaseNot in this releaseRVU15C
2015-04-01Not in this releaseNot in this releaseRVU15B
2015-01-01Not in this releaseNot in this releaseRVU15A
2014-10-01Not in this releaseNot in this releaseRVU14D
2014-07-01Not in this releaseNot in this releaseRVU14C
2014-04-01Not in this releaseNot in this releaseRVU14B
2014-01-01Not in this releaseNot in this releaseRVU14A
2013-10-01Not in this releaseNot in this releaseRVU13D
2013-07-01Not in this releaseNot in this releaseRVU13C
2013-04-01Not in this releaseNot in this releaseRVU13B
2013-01-01Not in this releaseNot in this releaseRVU13AR

Price 99415 for an earlier date of service

Where the Connecticut rate applies

Connecticut is a Medicare payment area, not a city. Our Census mapping connects it to 215 cities and communities in Connecticut. Some span more than one payment area; confirm with the service ZIP.

  • Ansonia
  • Ball Pond
  • Baltic
  • Bantam
  • Bethel
  • Bethlehem Village
  • Bigelow Corners
  • Blue Hills

Browse all communities in Connecticut

99415 billing questions

When should I choose 99415 instead of 99417?

Use 99415 for prolonged direct-contact time furnished by clinical staff during an office or outpatient E/M encounter. 99417 describes prolonged time attributable to the E/M professional, not the clinical staff service.

What primary service must accompany 99415?

Report it with the related office or outpatient E/M service as an add-on. CMS pays it within that primary service’s global period.

Can I report 99415 for staff documentation or waiting time?

The service is for prolonged direct patient contact by clinical staff under physician supervision. Administrative documentation or time when staff are not engaged directly with the patient does not establish that service.

How do I report additional prolonged staff time?

99415 represents the first-hour add-on. Report 99416 for qualifying additional prolonged clinical staff time, supported by documentation of the direct-contact service and its duration.

Does 99415 represent the interpretation component?

CMS classifies 99415 as technical-component-only. A separately covered interpretation is represented by its distinct 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 99415PPRRVU2026_Oct_nonQPP.csv, line 13,098 (RVU26D)
Geographic factors for ConnecticutGPCI2026.csv, line 38 (RVU26D)

Open CMS sourceHow we calculate rates

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