CPT code 31633: Bronchoscopic needle biopsy, each additional lobe2026 Medicare rate & RVUs in Utah

Reports needle aspiration biopsy during bronchoscopy when the physician samples an additional lung lobe beyond the lobe represented by the primary procedure.

CMS RVU26DEffective Oct 1, 2026One payment locality2.8K Medicare services in 2024

In Utah, Medicare pays $83.42 for 31633 in the office and $55.16 when it’s performed in a hospital or facility.

$83.42Office (non-facility)
$55.16Hospital or facility
−3.2%vs the national office rate ($86.17)

Check a contract rate as a % of Medicare · 31633 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 31633 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Utah
  2. What 31633 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 31633 covers

This add-on describes bronchoscopic transbronchial needle aspiration biopsy in an additional lung lobe. A pulmonologist or other qualified physician performs the sampling through a flexible or rigid bronchoscope, commonly during diagnostic evaluation of a suspected pulmonary lesion. The needle passes through the airway wall to obtain tissue or cells from the targeted site. The code distinguishes sampling in another lobe from additional needle passes or specimens taken in the same lobe.

Report 31633 with the primary bronchoscopic needle aspiration procedure, 31629, when documentation supports sampling in an additional lobe. Record the lobes sampled and the bronchoscopic needle-biopsy technique so the additional-lobe service is clear. CMS identifies 31633 as an add-on code: it is billed only with a primary procedure and paid within that procedure's global period.

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 Utah compares for 31633

Across 109 of 109 payment localities, the office rate for 31633 runs from $78.72 in Arkansas to $108.46 in Alaska. Utah pays $83.42. The RVUs are the same everywhere; the geographic indexes change the dollars.

31633 in Utah vs other payment areas
  1. Utah · this page$83.42
  2. Los Angeles, CA · California$93.75+$10.33
  3. Washington, DC area · District of Columbia$95.91+$12.49
  4. Miami, FL · Florida$93.90+$10.48
  5. Chicago, IL · Illinois$91.86+$8.44
  6. Manhattan, NY · New York$97.61+$14.19
  7. Alaska · Alaska$108.46+$25.04

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

Every other payment area

31633 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$79.55$53.25
ArkansasArkansas$78.72$52.90
ArizonaArizona$84.39$55.26
Bakersfield, CACalifornia$89.18$56.23
Chico, CACalifornia$88.80$55.85
El Centro, CACalifornia$88.82$55.87
Fresno, CACalifornia$88.80$55.85
Hanford, CACalifornia$88.80$55.85

31633 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.

$78.72

$108.46

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

View every state and territory as a table
31633 office rate range by state
State / territoryOffice rate rangeLocalities
AK$108.461
AL$79.551
AR$78.721
AZ$84.391
CA$88.80–$106.3329
CO$88.311
CT$90.891
DC$95.911
DE$85.521
FL$86.47–$93.903
GA$82.72–$87.732
GU$89.841
HI$89.841
IA$80.441
ID$80.941
IL$85.03–$91.864
IN$81.261
KS$80.431
KY$81.501
LA$81.51–$84.412
MA$88.12–$95.082
MD$86.75–$95.913
ME$81.53–$84.342
MI$83.29–$87.562
MN$84.491
MO$80.68–$84.313
MS$79.701
MT$86.171
NC$82.111
ND$83.791
NE$80.671
NH$87.281
NJ$91.88–$95.412
NM$83.741
NV$85.541
NY$83.03–$99.755
OH$82.811
OK$81.101
OR$84.83–$90.182
PA$82.75–$89.332
PR$86.541
RI$87.851
SC$82.601
SD$83.511
TN$80.761
TX$82.37–$88.078
UT$83.421
VA$84.33–$95.912
VI$86.541
VT$83.801
WA$87.85–$96.472
WI$81.761
WV$82.781
WY$85.131

See 31633 in every payment locality

How the 31633 rate is calculated

Each of 31633’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 · 31633

RVUs × geographic indexes × conversion factor

Office or facility?

Work1.29

1.29 RVUs× 1.000 GPCI

Practice expense1.17

1.17 RVUs× 1.000 GPCI

Malpractice0.12

0.12 RVUs× 1.000 GPCI

Adjusted RVUs

2.5800

Conversion factor

$33.4009

Medicare rate

$86.17

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

The exact Utah inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

3,642

Code
31633
Physician work
1.29
Practice expense
1.17
Malpractice
0.12

GPCI2026.csv

104

Locality
Utah
Physician work
1.000
Practice expense
0.940
Malpractice
0.898
Office calculation for 31633 in Utah
ComponentRVULocality factorAdjusted
Physician work1.29× 1.0001.2900
Practice expense1.17× 0.9401.0998
Malpractice0.12× 0.8980.1078
Total RVUs2.4976
Conversion factor× 33.4009

Office rate, Utah$83.42

Office: (1.29 × 1 + 1.17 × 0.94 + 0.12 × 0.898) × $33.4009 = $83.42

Facility: (1.29 × 1 + 0.27 × 0.94 + 0.12 × 0.898) × $33.4009 = $55.16

Open 31633 in the RVU calculator

Payment rules and modifiers for 31633

The CMS indicators that decide how 31633 is paid alongside other services.

CMS payment indicators · 31633

Bronchoscopic needle biopsy, each additional lobe

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)1Not paid (statutory restriction).
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.

How 31633 has changed in Utah

31633 · Office / nonfacility

$83.42

Effective 2026-10-01

The base rate is $7.84 higher than on 2025-10-01, moving from $75.58 to $83.42 (10.4%).

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

    $75.58changed to$83.42

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 1.32 changed to 1.29
    • Practice expense RVU 0.96 changed to 1.17
    • Malpractice RVU 0.13 changed to 0.12
    • Practice expense GPCI 0.933 changed to 0.940
    • Malpractice GPCI 0.930 changed to 0.898

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $77.47changed to$75.58

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 0.95 changed to 0.96

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $76.20changed to$77.47

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $77.43changed to$76.20

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 0.93 changed to 0.95
    • Malpractice RVU 0.12 changed to 0.13
    • Practice expense GPCI 0.926 changed to 0.933
    • Malpractice GPCI 0.865 changed to 0.930
  5. January 1, 2023

    RVU23A

    $78.93changed to$77.43

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 0.95 changed to 0.93
    • Malpractice RVU 0.11 changed to 0.12
    • Practice expense GPCI 0.919 changed to 0.926
    • Malpractice GPCI 0.799 changed to 0.865

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $78.95changed to$78.93

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 0.93 changed to 0.95

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $79.14changed to$78.95

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 0.85 changed to 0.93
    • Malpractice RVU 0.09 changed to 0.11
    • Practice expense GPCI 0.923 changed to 0.919
    • Malpractice GPCI 0.982 changed to 0.799

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $80.25changed to$79.14

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 0.84 changed to 0.85
    • Malpractice RVU 0.11 changed to 0.09
    • Practice expense GPCI 0.927 changed to 0.923
    • Malpractice GPCI 1.165 changed to 0.982

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $80.83changed to$80.25

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 0.86 changed to 0.84

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $80.53changed to$80.83

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense GPCI 0.925 changed to 0.927
    • Malpractice GPCI 1.167 changed to 1.165

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $91.48changed to$80.53

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 1.20 changed to 0.86
    • Practice expense GPCI 0.922 changed to 0.925
    • Malpractice GPCI 1.169 changed to 1.167

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $87.83changed to$91.48

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 1.08 changed to 1.20

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $87.40changed to$87.83

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $86.91changed to$87.40

    • Conversion factor 35.8228 changed to 35.7547
    • Malpractice RVU 0.10 changed to 0.11
    • Practice expense GPCI 0.919 changed to 0.922
    • Malpractice GPCI 1.136 changed to 1.169

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $86.68changed to$86.91

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 1.22 changed to 1.08
    • Practice expense GPCI 0.916 changed to 0.919
    • Malpractice GPCI 1.102 changed to 1.136

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $86.68

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$83.42$55.16RVU26D
2026-07-01$83.42$55.16RVU26C
2026-04-01$83.42$55.16RVU26B
2026-01-01$83.42$55.16RVU26A
2025-10-01$75.58$58.68RVU25D
2025-07-01$75.58$58.68RVU25C
2025-04-01$75.58$58.68RVU25B
2025-01-01$75.58$58.68RVU25A
2024-10-01$77.47$60.08RVU24D
2024-07-01$77.47$60.08RVU24C
2024-04-01$77.47$60.08RVU24B
2024-03-09$77.47$60.08RVU24AR
2024-01-01$76.20$59.10RVU24A
2023-10-01$77.43$60.49RVU23D
2023-07-01$77.43$60.49RVU23C
2023-04-01$77.43$60.49RVU23B
2023-01-01$77.43$60.49RVU23A
2022-10-01$78.93$61.76RVU22D
2022-07-01$78.93$61.76RVU22C
2022-04-01$78.93$61.76RVU22B
2022-01-01$78.93$61.76RVU22A
2021-10-01$78.95$62.59RVU21D
2021-07-01$78.95$62.59RVU21C
2021-04-01$78.95$62.59RVU21B
2021-01-01$78.95$62.59RVU21A
2020-10-01$79.14$64.49RVU20D
2020-07-01$79.14$64.49RVU20C
2020-04-01$79.14$64.49RVU20B
2020-01-01$79.14$64.49RVU20A
2019-10-01$80.25$65.55RVU19D
2019-07-01$80.25$65.55RVU19C
2019-04-01$80.25$65.55RVU19B
2019-01-01$80.25$65.55RVU19A
2018-10-01$80.83$65.48RVU18D
2018-07-01$80.83$65.48RVU18C
2018-04-01$80.83$65.48RVU18B
2018-01-01$80.83$65.48RVU18AR1
2017-10-01$80.53$65.26RVU17D
2017-07-01$80.53$65.26RVU17C
2017-04-01$80.53$65.26RVU17B
2017-01-01$80.53$65.26RVU17A
2016-10-01$91.48$65.07RVU16D
2016-07-01$91.48$65.07RVU16C
2016-04-01$91.48$65.07RVU16B
2016-01-01$91.48$65.07RVU16A
2015-10-01$87.83$65.31RVU15D
2015-07-01$87.83$65.31RVU15C
2015-04-01$87.40$64.98RVU15B
2015-01-01$87.40$64.98RVU15A
2014-10-01$86.91$64.52RVU14D
2014-07-01$86.91$64.52RVU14C
2014-04-01$86.91$64.52RVU14B
2014-01-01$86.91$64.52RVU14A
2013-10-01$86.68$62.68RVU13D
2013-07-01$86.68$62.68RVU13C
2013-04-01$86.68$62.68RVU13B
2013-01-01$86.68$62.68RVU13AR

Price 31633 for an earlier date of service

Where the Utah rate applies

Utah is a Medicare payment area, not a city. Our Census mapping connects it to 334 cities and communities in Utah. Some span more than one payment area; confirm with the service ZIP.

  • Alpine
  • Alta
  • Altamont
  • Alton
  • Amalga
  • American Fork
  • Aneth
  • Annabella

Browse all communities in Utah

31633 billing questions

Which primary procedure must accompany 31633?

Report 31633 with 31629, the primary code for bronchoscopic transbronchial needle aspiration biopsy. The record should identify the additional lobe sampled.

Does each additional needle pass support another unit?

No. The add-on is based on sampling an additional lobe, not on the number of needle passes or specimens from the same lobe.

How is 31633 different from 31632?

31633 represents needle aspiration biopsy in an additional lobe. 31632 represents additional-lobe transbronchial lung biopsy, a different sampling technique.

What documentation supports the add-on?

Document the primary needle aspiration procedure, the lobe or lobes sampled, and the needle-biopsy method. The record should distinguish the additional lobe from the lobe represented by the primary service.

Can 31633 be reported by itself?

No. CMS classifies it as an add-on code that must be billed with a primary procedure; its payment is within that procedure's global period.

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 31633PPRRVU2026_Oct_nonQPP.csv, line 3,642 (RVU26D)
Geographic factors for UtahGPCI2026.csv, line 104 (RVU26D)

Open CMS sourceHow we calculate rates

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