CPT code 88323: Pathology consultation, referred material, slides prepared2026 Medicare rate & RVUs in Montana

A pathologist prepares slides from referred tissue material, examines it for an outside diagnostic opinion, and reports findings when already-prepared slides are insufficient.

CMS RVU26DEffective Oct 1, 2026One payment locality31.4K Medicare services in 2024

In Montana, Medicare pays $112.89 for 88323 in the office.

$112.89Office (non-facility)
Not available in this settingHospital or facility
−0.0%vs the national office rate ($112.90)

Check a contract rate as a % of Medicare · 88323 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 88323 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Montana
  2. What 88323 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 88323 covers

A pathologist uses 88323 when another facility or clinician sends tissue material for an outside diagnostic opinion and slide preparation is needed before review. The pathologist may prepare sections from a referred tissue block, examine the resulting slides, and issue a consultation report. This service can support a second opinion on a biopsy or resection when specialist review may affect diagnosis or treatment planning. It is commonly performed in a hospital or independent pathology laboratory.

Report 88323 for consultation on referred material when slide preparation is required. Use 88321 when the referred slides are already prepared; 88325 describes a comprehensive consultation that includes record review. Documentation should identify the material received, preparation performed, interpretation, and consultation report. CMS recognizes a professional component for interpretation and a technical component for equipment and staff. Report modifier 26 for the professional component, TC for the technical component, or neither modifier for the global service.

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 Montana compares for 88323

Across 109 of 109 payment localities, the office rate for 88323 runs from $105.13 in Arkansas to $145.75 in Alaska. Montana pays $112.89. The RVUs are the same everywhere; the geographic indexes change the dollars.

88323 in Montana vs other payment areas
  1. Montana · this page$112.89
  2. Los Angeles, CA · California$124.77+$11.88
  3. Washington, DC area · District of Columbia$125.57+$12.68
  4. Miami, FL · Florida$116.08+$3.19
  5. Chicago, IL · Illinois$114.44+$1.55
  6. Manhattan, NY · New York$125.64+$12.75
  7. Alaska · Alaska$145.75+$32.86

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

Every other payment area

88323 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$106.01—
ArkansasArkansas$105.13—
ArizonaArizona$111.16—
Bakersfield, CACalifornia$118.83—
Chico, CACalifornia$118.66—
El Centro, CACalifornia$118.67—
Fresno, CACalifornia$118.66—
Hanford, CACalifornia$118.66—

88323 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.

$105.13

$145.75

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

View every state and territory as a table
88323 office rate range by state
State / territoryOffice rate rangeLocalities
AK$145.751
AL$106.011
AR$105.131
AZ$111.161
CA$118.66–$142.4529
CO$116.841
CT$118.291
DC$125.571
DE$112.491
FL$110.91–$116.083
GA$107.32–$114.052
GU$119.841
HI$119.841
IA$108.011
ID$108.321
IL$108.68–$115.254
IN$108.701
KS$107.501
KY$106.981
LA$106.80–$109.872
MA$116.51–$125.502
MD$114.07–$125.573
ME$108.42–$112.172
MI$108.39–$111.512
MN$113.961
MO$105.59–$110.363
MS$105.391
MT$112.891
NC$109.121
ND$112.501
NE$108.421
NH$114.981
NJ$120.19–$125.132
NM$108.651
NV$112.841
NY$110.06–$127.255
OH$108.311
OK$107.101
OR$112.49–$119.532
PA$108.53–$116.262
PR$113.471
RI$115.691
SC$108.781
SD$112.451
TN$107.781
TX$108.10–$116.008
UT$109.661
VA$111.80–$125.572
VI$113.471
VT$112.041
WA$116.31–$127.732
WI$110.221
WV$106.271
WY$112.721

See 88323 in every payment locality

How the 88323 rate is calculated

Each of 88323’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 · 88323

RVUs × geographic indexes × conversion factor

Office or facility?

Work1.78

1.78 RVUs× 1.000 GPCI

Practice expense1.58

1.58 RVUs× 1.000 GPCI

Malpractice0.02

0.02 RVUs× 1.000 GPCI

Adjusted RVUs

3.3800

Conversion factor

$33.4009

Medicare rate

$112.90

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

The exact Montana inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

11,231

Code
88323
Physician work
1.78
Practice expense
1.58
Malpractice
0.02

GPCI2026.csv

71

Locality
Montana
Physician work
1.000
Practice expense
1.000
Malpractice
0.998
Office calculation for 88323 in Montana
ComponentRVULocality factorAdjusted
Physician work1.78× 1.0001.7800
Practice expense1.58× 1.0001.5800
Malpractice0.02× 0.9980.0200
Total RVUs3.3800
Conversion factor× 33.4009

Office rate, Montana$112.89

Office: (1.78 × 1 + 1.58 × 1 + 0.02 × 0.998) × $33.4009 = $112.89

Open 88323 in the RVU calculator

Payment rules and modifiers for 88323

The CMS indicators that decide how 88323 is paid alongside other services.

CMS payment indicators · 88323

Pathology consultation, referred material, slides prepared

RuleCMS valueWhat it means
Global periodXXXThe global surgery concept doesn’t apply.
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/technical1Diagnostic test with separate professional (26) and technical (TC) components.

What modifiers do to the payment

Modifier 26 · payment effect

With and without the modifier

88323 without 26 · national office

$112.90

Pathology consultation, referred material, slides prepared

88323-26 · Professional component

$83.17

Pays only the interpretation and report.

When to use modifier 26

How 88323 has changed in Montana

88323 · Office / nonfacility

$112.89

Effective 2026-10-01

The base rate is $0.35 higher than on 2025-10-01, moving from $112.54 to $112.89 (0.3%).

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

    $112.54changed to$112.89

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 1.83 changed to 1.78
    • Practice expense RVU 1.62 changed to 1.58
    • Malpractice RVU 0.03 changed to 0.02
    • Malpractice GPCI 0.978 changed to 0.998

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $114.82changed to$112.54

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 1.59 changed to 1.62

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $112.95changed to$114.82

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $114.52changed to$112.95

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 1.53 changed to 1.59
    • Malpractice RVU 0.02 changed to 0.03
  5. January 1, 2023

    RVU23A

    $114.18changed to$114.52

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 1.44 changed to 1.53
    • Malpractice RVU 0.03 changed to 0.02
    • Malpractice GPCI 0.977 changed to 0.978

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $114.77changed to$114.18

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 1.43 changed to 1.44

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $117.98changed to$114.77

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 1.40 changed to 1.43
    • Malpractice GPCI 1.304 changed to 0.977

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $119.12changed to$117.98

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 1.41 changed to 1.40
    • Malpractice RVU 0.04 changed to 0.03
    • Malpractice GPCI 1.631 changed to 1.304

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $125.83changed to$119.12

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 1.60 changed to 1.41

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $132.17changed to$125.83

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 1.81 changed to 1.60
    • Malpractice RVU 0.03 changed to 0.04
    • Malpractice GPCI 1.429 changed to 1.631

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $141.03changed to$132.17

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 2.06 changed to 1.81
    • Malpractice RVU 0.04 changed to 0.03
    • Malpractice GPCI 1.226 changed to 1.429

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $153.32changed to$141.03

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 2.40 changed to 2.06
    • Malpractice RVU 0.03 changed to 0.04

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $152.56changed to$153.32

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $147.89changed to$152.56

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense RVU 2.24 changed to 2.40
    • Malpractice RVU 0.05 changed to 0.03
    • Malpractice GPCI 1.165 changed to 1.226

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $141.71changed to$147.89

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 2.28 changed to 2.24
    • Malpractice GPCI 1.103 changed to 1.165

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $141.71

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$112.89Not available in this settingRVU26D
2026-07-01$112.89Not available in this settingRVU26C
2026-04-01$112.89Not available in this settingRVU26B
2026-01-01$112.89Not available in this settingRVU26A
2025-10-01$112.54Not available in this settingRVU25D
2025-07-01$112.54Not available in this settingRVU25C
2025-04-01$112.54Not available in this settingRVU25B
2025-01-01$112.54Not available in this settingRVU25A
2024-10-01$114.82Not available in this settingRVU24D
2024-07-01$114.82Not available in this settingRVU24C
2024-04-01$114.82Not available in this settingRVU24B
2024-03-09$114.82Not available in this settingRVU24AR
2024-01-01$112.95Not available in this settingRVU24A
2023-10-01$114.52Not available in this settingRVU23D
2023-07-01$114.52Not available in this settingRVU23C
2023-04-01$114.52Not available in this settingRVU23B
2023-01-01$114.52Not available in this settingRVU23A
2022-10-01$114.18Not available in this settingRVU22D
2022-07-01$114.18Not available in this settingRVU22C
2022-04-01$114.18Not available in this settingRVU22B
2022-01-01$114.18Not available in this settingRVU22A
2021-10-01$114.77Not available in this settingRVU21D
2021-07-01$114.77Not available in this settingRVU21C
2021-04-01$114.77Not available in this settingRVU21B
2021-01-01$114.77Not available in this settingRVU21A
2020-10-01$117.98Not available in this settingRVU20D
2020-07-01$117.98Not available in this settingRVU20C
2020-04-01$117.98Not available in this settingRVU20B
2020-01-01$117.98Not available in this settingRVU20A
2019-10-01$119.12Not available in this settingRVU19D
2019-07-01$119.12Not available in this settingRVU19C
2019-04-01$119.12Not available in this settingRVU19B
2019-01-01$119.12Not available in this settingRVU19A
2018-10-01$125.83Not available in this settingRVU18D
2018-07-01$125.83Not available in this settingRVU18C
2018-04-01$125.83Not available in this settingRVU18B
2018-01-01$125.83Not available in this settingRVU18AR1
2017-10-01$132.17Not available in this settingRVU17D
2017-07-01$132.17Not available in this settingRVU17C
2017-04-01$132.17Not available in this settingRVU17B
2017-01-01$132.17Not available in this settingRVU17A
2016-10-01$141.03Not available in this settingRVU16D
2016-07-01$141.03Not available in this settingRVU16C
2016-04-01$141.03Not available in this settingRVU16B
2016-01-01$141.03Not available in this settingRVU16A
2015-10-01$153.32Not available in this settingRVU15D
2015-07-01$153.32Not available in this settingRVU15C
2015-04-01$152.56Not available in this settingRVU15B
2015-01-01$152.56Not available in this settingRVU15A
2014-10-01$147.89Not available in this settingRVU14D
2014-07-01$147.89Not available in this settingRVU14C
2014-04-01$147.89Not available in this settingRVU14B
2014-01-01$147.89Not available in this settingRVU14A
2013-10-01$141.71Not available in this settingRVU13D
2013-07-01$141.71Not available in this settingRVU13C
2013-04-01$141.71Not available in this settingRVU13B
2013-01-01$141.71Not available in this settingRVU13AR

Price 88323 for an earlier date of service

Where the Montana rate applies

Montana is a Medicare payment area, not a city. Our Census mapping connects it to 497 cities and communities in Montana. Some span more than one payment area; confirm with the service ZIP.

  • Absarokee
  • Acton
  • Alberton
  • Alder
  • Alzada
  • Amsterdam
  • Anaconda-Deer Lodge County
  • Antelope

Browse all communities in Montana

88323 billing questions

When should I choose 88323 instead of 88321?

Use 88323 when referred material needs slide preparation for the consultation. Use 88321 when the pathologist reviews slides that were already prepared elsewhere.

How does 88323 differ from 88325?

88323 applies when slide preparation is required for the referred material. 88325 is for a comprehensive consultation that includes review of records.

Can the professional and technical components be billed separately?

Yes. Use modifier 26 for the professional interpretation and report, or TC for the technical work involving equipment and staff. Report the global service without either modifier when both components are furnished.

What documentation supports reporting 88323?

Document the referred material received, the slide preparation performed, the pathologist’s interpretation, and the consultation report.

Is 88323 the same as a routine surgical pathology examination?

No. 88323 is for a consultation on referred material requiring slide preparation. A routine surgical pathology examination, such as 88305, concerns examination of a specimen rather than this referred-material consultation.

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 88323PPRRVU2026_Oct_nonQPP.csv, line 11,231 (RVU26D)
Geographic factors for MontanaGPCI2026.csv, line 71 (RVU26D)

Open CMS sourceHow we calculate rates

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