CPT code 40844: Mouth reconstruction, mucosal graft included2026 Medicare rate & RVUs in Redding, CA

Reports reconstruction of the oral vestibule using a mucous membrane graft, including obtaining the graft, to address tissue loss or scarring.

CMS RVU26DEffective Oct 1, 2026One payment locality15 Medicare services in 2024

In Redding, CA, Medicare pays $1,677.57 for 40844 in the office and $1,061.47 when it’s performed in a hospital or facility.

$1,677.57Office (non-facility)
$1,061.47Hospital or facility
+3.4%vs the national office rate ($1,621.95)

Check a contract rate as a % of Medicare · 40844 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 40844 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Redding, CA
  2. What 40844 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 40844 covers

This procedure rebuilds the oral vestibule—the space between the cheek or lip and the gum—using a mucous membrane graft, including obtaining the graft. Oral and maxillofacial surgeons and other qualified surgeons may perform it when tissue loss or scar contracture has reduced vestibular depth, such as after trauma or prior surgery. The reconstruction may restore the oral lining and improve the area’s shape for function or prosthetic support.

Select the code that matches the documented reconstructive technique and graft work; distinguish this service from vestibular reconstruction using another graft type or a different approach. The operative report should identify the affected site, reason for reconstruction, graft type and source, whether the graft was obtained during the procedure, and the reconstructive work performed. CMS lists restricted coverage, so payment is limited to specific circumstances. The day-before preoperative visit and 90 days of related postoperative care are included in the 90-day global period. In a same-session multiple-procedure claim, the highest-valued procedure is paid in full and other procedures are subject to the standard reduction. Assistant-at-surgery payment may be made; co-surgeon and team-surgery billing 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 Redding, CA compares for 40844

Across 109 of 109 payment localities, the office rate for 40844 runs from $1,435.47 in Arkansas to $2,065.22 in San Benito County, CA. Redding, CA pays $1,677.57. The RVUs are the same everywhere; the geographic indexes change the dollars.

40844 in Redding, CA vs other payment areas
  1. Redding, CA · this page$1,677.57
  2. Bakersfield, CA · California$1,686.08+$8.51
  3. Chico, CA · California$1,677.57
  4. El Centro, CA · California$1,678.08+$0.51
  5. Fresno, CA · California$1,677.57
  6. Hanford, CA · California$1,677.57
  7. Los Angeles, CA · California$1,788.38+$110.81

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

Every other payment area

40844 in every other Medicare payment locality
Payment localityOfficeFacility
Madera, CACalifornia$1,677.57$1,061.47
Merced, CACalifornia$1,677.57$1,061.47
Modesto, CACalifornia$1,677.57$1,061.47
Napa, CACalifornia$1,915.97$1,175.07
Oxnard, CACalifornia$1,776.13$1,111.68
Rest of CaliforniaCalifornia$1,677.57$1,061.47
Riverside, CACalifornia$1,710.31$1,094.20
Sacramento, CACalifornia$1,753.18$1,099.41

40844 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.

$1,435.47

$1,913.17

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

View every state and territory as a table
40844 office rate range by state
State / territoryOffice rate rangeLocalities
AK$1,913.171
AL$1,456.221
AR$1,435.471
AZ$1,577.151
CA$1,677.57–$2,065.2229
CO$1,668.571
CT$1,729.161
DC$1,836.211
DE$1,602.751
FL$1,630.20–$1,817.113
GA$1,536.33–$1,659.572
GU$1,712.541
HI$1,712.541
IA$1,477.991
ID$1,490.571
IL$1,594.44–$1,762.144
IN$1,498.711
KS$1,478.151
KY$1,505.281
LA$1,505.75–$1,578.332
MA$1,661.67–$1,822.032
MD$1,630.77–$1,836.213
ME$1,505.70–$1,575.722
MI$1,550.37–$1,657.542
MN$1,578.691
MO$1,484.99–$1,575.433
MS$1,460.161
MT$1,621.741
NC$1,520.081
ND$1,561.631
NE$1,483.851
NH$1,649.161
NJ$1,743.23–$1,819.052
NM$1,561.571
NV$1,605.961
NY$1,543.13–$1,927.945
OH$1,538.081
OK$1,495.161
OR$1,587.90–$1,712.742
PA$1,536.55–$1,691.302
PR$1,631.131
RI$1,653.501
SC$1,532.751
SD$1,554.531
TN$1,486.361
TX$1,527.14–$1,667.928
UT$1,553.191
VA$1,575.55–$1,836.212
VI$1,631.131
VT$1,562.051
WA$1,656.38–$1,851.662
WI$1,510.801
WV$1,538.211
WY$1,595.551

See 40844 in every payment locality

How the 40844 rate is calculated

Each of 40844’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 · 40844

RVUs × geographic indexes × conversion factor

Office or facility?

Work16.38

16.38 RVUs× 1.000 GPCI

Practice expense29.14

29.14 RVUs× 1.000 GPCI

Malpractice3.04

3.04 RVUs× 1.000 GPCI

Adjusted RVUs

48.5600

Conversion factor

$33.4009

Medicare rate

$1,621.95

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

The exact Redding, CA inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

4,875

Code
40844
Physician work
16.38
Practice expense
29.14
Malpractice
3.04

GPCI2026.csv

19

Locality
Redding, CA
Physician work
1.017
Practice expense
1.096
Malpractice
0.536
Office calculation for 40844 in Redding, CA
ComponentRVULocality factorAdjusted
Physician work16.38× 1.01716.6585
Practice expense29.14× 1.09631.9374
Malpractice3.04× 0.5361.6294
Total RVUs50.2253
Conversion factor× 33.4009

Office rate, Redding, CA$1677.57

Office: (16.38 × 1.017 + 29.14 × 1.096 + 3.04 × 0.536) × $33.4009 = $1677.57

Facility: (16.38 × 1.017 + 12.31 × 1.096 + 3.04 × 0.536) × $33.4009 = $1061.47

Open 40844 in the RVU calculator

Payment rules and modifiers for 40844

40844 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 40844

Mouth reconstruction, mucosal graft included

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)2Paid.
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.
Split (54/55/56)0.09/0.81/0.10Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 40844

Mouth reconstruction, mucosal graft included

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

40844 without 51 · national office

$1,621.95

Mouth reconstruction, mucosal graft included

40844-51 · Second procedure: 50%

$810.98

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 40844 has changed in Redding, CA

40844 · Office / nonfacility

$1677.57

Effective 2026-10-01

The base rate is $164.61 higher than on 2025-10-01, moving from $1512.96 to $1677.57 (10.9%).

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

    $1512.96changed to$1677.57

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 16.80 changed to 16.38
    • Practice expense RVU 25.63 changed to 29.14
    • Malpractice RVU 3.08 changed to 3.04
    • Work GPCI 1.014 changed to 1.017
    • Practice expense GPCI 1.093 changed to 1.096
    • Malpractice GPCI 0.560 changed to 0.536

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $1549.89changed to$1512.96

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 25.42 changed to 25.63
    • Malpractice RVU 3.11 changed to 3.08

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $1524.60changed to$1549.89

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $1570.18changed to$1524.60

    • Conversion factor 33.8872 changed to 32.7442
    • Malpractice RVU 3.03 changed to 3.11
    • Work GPCI 1.021 changed to 1.014
    • Practice expense GPCI 1.079 changed to 1.093
    • Malpractice GPCI 0.579 changed to 0.560
  5. January 1, 2023

    RVU23A

    $1579.11changed to$1570.18

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 24.93 changed to 25.42
    • Malpractice RVU 3.06 changed to 3.03
    • Work GPCI 1.027 changed to 1.021
    • Practice expense GPCI 1.065 changed to 1.079
    • Malpractice GPCI 0.597 changed to 0.579

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $1581.41changed to$1579.11

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 24.69 changed to 24.93
    • Malpractice RVU 2.97 changed to 3.06

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $1577.93changed to$1581.41

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 23.18 changed to 24.69
    • Malpractice RVU 2.96 changed to 2.97
    • Work GPCI 1.024 changed to 1.027
    • Practice expense GPCI 1.070 changed to 1.065
    • Malpractice GPCI 0.580 changed to 0.597

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $1437.06changed to$1577.93

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 19.77 changed to 23.18
    • Malpractice RVU 2.68 changed to 2.96
    • Work GPCI 1.020 changed to 1.024
    • Practice expense GPCI 1.074 changed to 1.070
    • Malpractice GPCI 0.562 changed to 0.580

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $1399.28changed to$1437.06

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 18.87 changed to 19.77
    • Malpractice RVU 2.61 changed to 2.68

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $1368.40changed to$1399.28

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 18.02 changed to 18.87
    • Malpractice RVU 2.43 changed to 2.61
    • Work GPCI 1.024 changed to 1.020
    • Practice expense GPCI 1.079 changed to 1.074
    • Malpractice GPCI 0.610 changed to 0.562

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    No ratechanged to$1368.40

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2013

    RVU13AR

    Earliest loaded release: No rate

    Held through RVU13B, RVU13C, RVU13D, RVU14A, RVU14B, RVU14C, RVU14D, RVU15A, RVU15B, RVU15C, RVU15D, RVU16A, RVU16B, RVU16C, RVU16D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$1,677.57$1,061.47RVU26D
2026-07-01$1,677.57$1,061.47RVU26C
2026-04-01$1,677.57$1,061.47RVU26B
2026-01-01$1,677.57$1,061.47RVU26A
2025-10-01$1,512.96$1,167.90RVU25D
2025-07-01$1,512.96$1,167.90RVU25C
2025-04-01$1,512.96$1,167.90RVU25B
2025-01-01$1,512.96$1,167.90RVU25A
2024-10-01$1,549.89$1,188.61RVU24D
2024-07-01$1,549.89$1,188.61RVU24C
2024-04-01$1,549.89$1,188.61RVU24B
2024-03-09$1,549.89$1,188.61RVU24AR
2024-01-01$1,524.60$1,169.21RVU24A
2023-10-01$1,570.18$1,204.53RVU23D
2023-07-01$1,570.18$1,204.53RVU23C
2023-04-01$1,570.18$1,204.53RVU23B
2023-01-01$1,570.18$1,204.53RVU23A
2022-10-01$1,579.11$1,210.92RVU22D
2022-07-01$1,579.11$1,210.92RVU22C
2022-04-01$1,579.11$1,210.92RVU22B
2022-01-01$1,579.11$1,210.92RVU22A
2021-10-01$1,581.41$1,214.63RVU21D
2021-07-01$1,581.41$1,214.63RVU21C
2021-04-01$1,581.41$1,214.63RVU21B
2021-01-01$1,581.41$1,214.63RVU21A
2020-10-01$1,577.93$1,240.43RVU20D
2020-07-01$1,577.93$1,240.43RVU20C
2020-04-01$1,577.93$1,240.43RVU20B
2020-01-01$1,577.93$1,240.43RVU20A
2019-10-01$1,437.06$1,149.09RVU19D
2019-07-01$1,437.06$1,149.09RVU19C
2019-04-01$1,437.06$1,149.09RVU19B
2019-01-01$1,437.06$1,149.09RVU19A
2018-10-01$1,399.28$1,132.88RVU18D
2018-07-01$1,399.28$1,132.88RVU18C
2018-04-01$1,399.28$1,132.88RVU18B
2018-01-01$1,399.28$1,132.88RVU18AR1
2017-10-01$1,368.40$1,103.53RVU17D
2017-07-01$1,368.40$1,103.53RVU17C
2017-04-01$1,368.40$1,103.53RVU17B
2017-01-01$1,368.40$1,103.53RVU17A
2016-10-01Rate data unavailableRate data unavailableRVU16D
2016-07-01Rate data unavailableRate data unavailableRVU16C
2016-04-01Rate data unavailableRate data unavailableRVU16B
2016-01-01Rate data unavailableRate data unavailableRVU16A
2015-10-01Rate data unavailableRate data unavailableRVU15D
2015-07-01Rate data unavailableRate data unavailableRVU15C
2015-04-01Rate data unavailableRate data unavailableRVU15B
2015-01-01Rate data unavailableRate data unavailableRVU15A
2014-10-01Rate data unavailableRate data unavailableRVU14D
2014-07-01Rate data unavailableRate data unavailableRVU14C
2014-04-01Rate data unavailableRate data unavailableRVU14B
2014-01-01Rate data unavailableRate data unavailableRVU14A
2013-10-01Rate data unavailableRate data unavailableRVU13D
2013-07-01Rate data unavailableRate data unavailableRVU13C
2013-04-01Rate data unavailableRate data unavailableRVU13B
2013-01-01Rate data unavailableRate data unavailableRVU13AR

Price 40844 for an earlier date of service

Where the Redding, CA rate applies

Redding, CA is a Medicare payment area, not a city. Our Census mapping connects it to 32 cities and communities in California. Some span more than one payment area; confirm with the service ZIP.

  • Redding
  • Anderson
  • Bella Vista
  • Big Bend
  • Burney
  • Cassel
  • Castella
  • Centerville

Browse all communities in California

40844 billing questions

How is 40844 distinguished from other vestibule reconstruction codes?

40844 describes reconstruction with a mucous membrane graft, including obtaining the graft. Choose among related codes according to the graft and reconstructive work documented in the operative report.

What documentation supports reporting 40844?

Document the vestibular site and defect, the reason for reconstruction, the graft type and source, whether it was obtained during the procedure, and the reconstructive steps. CMS payment is restricted to specific circumstances.

Are routine postoperative visits separately reported?

Related postoperative care during the 90-day global period is included, as is the day-before preoperative visit.

Can another procedure be reported during the same session?

A separately performed procedure may be reported when supported by the record. CMS applies the standard multiple-procedure reduction to other procedures performed in the same session.

Can modifier 50 be used for reconstruction on both sides?

No. CMS identifies modifier 50 as inappropriate for this descriptor and anatomy.

Can an assistant surgeon be reported?

CMS indicates assistant-at-surgery payment may be made. Co-surgeon and team-surgery billing are not permitted.

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 40844PPRRVU2026_Oct_nonQPP.csv, line 4,875 (RVU26D)
Geographic factors for Redding, CAGPCI2026.csv, line 19 (RVU26D)

Open CMS sourceHow we calculate rates

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