CPT code 90791: Psychiatric evaluation, without medical services2026 Medicare rate & RVUs in Vermont

Psychiatric diagnostic assessment of symptoms, history, and mental status, reported when a clinician evaluates a behavioral health concern without furnishing medical services.

CMS RVU26DEffective Oct 1, 2026One payment locality743K Medicare services in 2024

In Vermont, Medicare pays $172.58 for 90791 in the office and $136.86 when it’s performed in a hospital or facility.

$172.58Office (non-facility)
$136.86Hospital or facility
−0.4%vs the national office rate ($173.35)

Check a contract rate as a % of Medicare · 90791 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 90791 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Vermont
  2. What 90791 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 90791 covers

A clinician uses this evaluation to assess a behavioral health concern, establish or clarify a diagnosis, and recommend treatment. The work includes psychiatric and psychosocial history, a mental status examination, and review of relevant medical history. Information may also come from family members, caregivers, or prior records. Psychologists, clinical social workers, and mental health counselors commonly perform the assessment in offices, community settings, hospitals, or by telehealth. A psychiatrist or psychiatric nurse practitioner may use this code when the evaluation includes no medical services.

Select 90791 for the diagnostic evaluation rather than a psychotherapy visit focused on treatment or 90792 when medical services are furnished as part of the evaluation. Document the presenting problem, relevant history, mental status findings, diagnostic impression, and plan. The code is not time-based: assign units for distinct, medically necessary evaluations, not for minutes or interview segments. A further evaluation on another date needs documentation supporting why additional diagnostic work was necessary. Do not separately report psychotherapy or an E/M service furnished by the same clinician as part of this evaluation. Interactive complexity may be reported when its specific requirements are met and documented.

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.

Billing guides for 90791: 90791 vs 90792 · Mental health billing

How Vermont compares for 90791

Across 109 of 109 payment localities, the office rate for 90791 runs from $166.76 in Arkansas to $240.07 in Alaska. Vermont pays $172.58. The RVUs are the same everywhere; the geographic indexes change the dollars.

90791 in Vermont vs other payment areas
  1. Vermont · this page$172.58
  2. Los Angeles, CA · California$186.51+$13.93
  3. Washington, DC area · District of Columbia$188.26+$15.68
  4. Miami, FL · Florida$176.19+$3.61
  5. Chicago, IL · Illinois$175.34+$2.76
  6. Manhattan, NY · New York$189.15+$16.57
  7. Alaska · Alaska$240.07+$67.49

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

Every other payment area

90791 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$167.51$135.94
ArkansasArkansas$166.76$135.78
ArizonaArizona$171.88$136.92
Bakersfield, CACalifornia$179.79$140.26
Chico, CACalifornia$179.49$139.95
El Centro, CACalifornia$179.49$139.95
Fresno, CACalifornia$179.49$139.95
Hanford, CACalifornia$179.49$139.95

90791 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.

$166.76

$240.07

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

View every state and territory as a table
90791 office rate range by state
State / territoryOffice rate rangeLocalities
AK$240.071
AL$167.511
AR$166.761
AZ$171.881
CA$179.49–$206.7829
CO$177.591
CT$179.481
DC$188.261
DE$173.391
FL$171.73–$176.193
GA$168.68–$174.582
GU$179.161
HI$179.161
IA$169.171
ID$169.441
IL$169.86–$175.964
IN$169.761
KS$168.751
KY$168.361
LA$168.21–$170.822
MA$177.62–$187.152
MD$175.11–$188.263
ME$169.54–$172.702
MI$169.57–$172.252
MN$174.171
MO$167.20–$171.223
MS$167.001
MT$173.351
NC$170.131
ND$172.951
NE$169.511
NH$175.091
NJ$182.63–$188.582
NM$169.801
NV$173.281
NY$170.93–$190.535
OH$169.491
OK$168.451
OR$172.97–$180.162
PA$169.67–$177.612
PR$173.831
RI$177.181
SC$169.871
SD$172.911
TN$169.001
TX$169.31–$176.118
UT$170.621
VA$172.40–$188.262
VI$173.831
VT$172.581
WA$177.21–$189.732
WI$171.021
WV$167.821
WY$173.181

See 90791 in every payment locality

How the 90791 rate is calculated

Each of 90791’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 · 90791

RVUs × geographic indexes × conversion factor

Office or facility?

Work3.84

3.84 RVUs× 1.000 GPCI

Practice expense1.33

1.33 RVUs× 1.000 GPCI

Malpractice0.02

0.02 RVUs× 1.000 GPCI

Adjusted RVUs

5.1900

Conversion factor

$33.4009

Medicare rate

$173.35

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

The exact Vermont inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

11,527

Code
90791
Physician work
3.84
Practice expense
1.33
Malpractice
0.02

GPCI2026.csv

105

Locality
Vermont
Physician work
1.000
Practice expense
0.990
Malpractice
0.506
Office calculation for 90791 in Vermont
ComponentRVULocality factorAdjusted
Physician work3.84× 1.0003.8400
Practice expense1.33× 0.9901.3167
Malpractice0.02× 0.5060.0101
Total RVUs5.1668
Conversion factor× 33.4009

Office rate, Vermont$172.58

Office: (3.84 × 1 + 1.33 × 0.99 + 0.02 × 0.506) × $33.4009 = $172.58

Facility: (3.84 × 1 + 0.25 × 0.99 + 0.02 × 0.506) × $33.4009 = $136.86

Open 90791 in the RVU calculator

Payment rules and modifiers for 90791

90791 has no global surgery period, no multiple-procedure, bilateral or assistant-at-surgery adjustment, and no professional/technical split. What changes the payment is where the service happens: the place of service on the claim decides whether Medicare pays the office or the facility rate.

Place of service · 90791

Which rate does Medicare pay?

The POS code on the claim line (CMS-1500 box 24B).

POS 11 · non-facility rate · national

$173.35

Non-facility (office)
$173.35
Facility
$137.28

Higher because the practice carries its own overhead.

How 90791 has changed in Vermont

90791 · Office / nonfacility

$172.58

Effective 2026-10-01

The base rate is $7.51 higher than on 2025-10-01, moving from $165.07 to $172.58 (4.5%).

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

    $165.07changed to$172.58

    • Conversion factor 32.3465 changed to 33.4009
    • Practice expense RVU 1.22 changed to 1.33
    • Malpractice RVU 0.10 changed to 0.02
    • Practice expense GPCI 0.993 changed to 0.990
    • Malpractice GPCI 0.518 changed to 0.506

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $170.21changed to$165.07

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 1.23 changed to 1.22

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $167.43changed to$170.21

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $173.19changed to$167.43

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 1.22 changed to 1.23
    • Practice expense GPCI 0.997 changed to 0.993
    • Malpractice GPCI 0.543 changed to 0.518
  5. January 1, 2023

    RVU23A

    $177.17changed to$173.19

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 1.21 changed to 1.22
    • Malpractice RVU 0.12 changed to 0.10
    • Practice expense GPCI 1.001 changed to 0.997
    • Malpractice GPCI 0.569 changed to 0.543

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $178.68changed to$177.17

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 1.20 changed to 1.21
    • Malpractice RVU 0.14 changed to 0.12

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $144.05changed to$178.68

    • Conversion factor 36.0896 changed to 34.8931
    • Work RVU 3.00 changed to 3.84
    • Practice expense RVU 0.92 changed to 1.20
    • Malpractice RVU 0.11 changed to 0.14
    • Practice expense GPCI 1.008 changed to 1.001
    • Malpractice GPCI 0.582 changed to 0.569

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $139.01changed to$144.05

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 0.78 changed to 0.92
    • Practice expense GPCI 1.015 changed to 1.008
    • Malpractice GPCI 0.595 changed to 0.582

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $135.20changed to$139.01

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 0.68 changed to 0.78

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $130.85changed to$135.20

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 0.57 changed to 0.68
    • Practice expense GPCI 1.010 changed to 1.015
    • Malpractice GPCI 0.639 changed to 0.595

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $131.31changed to$130.85

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 0.59 changed to 0.57
    • Practice expense GPCI 1.004 changed to 1.010
    • Malpractice GPCI 0.682 changed to 0.639

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $130.82changed to$131.31

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 0.57 changed to 0.59
    • Malpractice RVU 0.10 changed to 0.11

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $130.16changed to$130.82

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $132.61changed to$130.16

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense RVU 0.63 changed to 0.57
    • Malpractice RVU 0.11 changed to 0.10
    • Practice expense GPCI 1.006 changed to 1.004
    • Malpractice GPCI 0.618 changed to 0.682

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    No ratechanged to$132.61

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: No rate

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$172.58$136.86RVU26D
2026-07-01$172.58$136.86RVU26C
2026-04-01$172.58$136.86RVU26B
2026-01-01$172.58$136.86RVU26A
2025-10-01$165.07$141.30RVU25D
2025-07-01$165.07$141.30RVU25C
2025-04-01$165.07$141.30RVU25B
2025-01-01$165.07$141.30RVU25A
2024-10-01$170.21$145.74RVU24D
2024-07-01$170.21$145.74RVU24C
2024-04-01$170.21$145.74RVU24B
2024-03-09$170.21$145.74RVU24AR
2024-01-01$167.43$143.37RVU24A
2023-10-01$173.19$149.20RVU23D
2023-07-01$173.19$149.20RVU23C
2023-04-01$173.19$149.20RVU23B
2023-01-01$173.19$149.20RVU23A
2022-10-01$177.17$152.22RVU22D
2022-07-01$177.17$152.22RVU22C
2022-04-01$177.17$152.22RVU22B
2022-01-01$177.17$152.22RVU22A
2021-10-01$178.68$154.23RVU21D
2021-07-01$178.68$154.23RVU21C
2021-04-01$178.68$154.23RVU21B
2021-01-01$178.68$154.23RVU21A
2020-10-01$144.05$126.22RVU20D
2020-07-01$144.05$126.22RVU20C
2020-04-01$144.05$126.22RVU20B
2020-01-01$144.05$126.22RVU20A
2019-10-01$139.01$126.21RVU19D
2019-07-01$139.01$126.21RVU19C
2019-04-01$139.01$126.21RVU19B
2019-01-01$139.01$126.21RVU19A
2018-10-01$135.20$126.80RVU18D
2018-07-01$135.20$126.80RVU18C
2018-04-01$135.20$126.80RVU18B
2018-01-01$135.20$126.80RVU18AR1
2017-10-01$130.85$126.50RVU17D
2017-07-01$130.85$126.50RVU17C
2017-04-01$130.85$126.50RVU17B
2017-01-01$130.85$126.50RVU17A
2016-10-01$131.31$126.99RVU16D
2016-07-01$131.31$126.99RVU16C
2016-04-01$131.31$126.99RVU16B
2016-01-01$131.31$126.99RVU16A
2015-10-01$130.82$126.85RVU15D
2015-07-01$130.82$126.85RVU15C
2015-04-01$130.16$126.22RVU15B
2015-01-01$130.16$126.22RVU15A
2014-10-01$132.61$128.28RVU14D
2014-07-01$132.61$128.28RVU14C
2014-04-01$132.61$128.28RVU14B
2014-01-01$132.61$128.28RVU14A
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 90791 for an earlier date of service

Where the Vermont rate applies

Vermont is a Medicare payment area, not a city. Our Census mapping connects it to 180 cities and communities in Vermont. Some span more than one payment area; confirm with the service ZIP.

  • Albany
  • Alburgh
  • Algiers
  • Arlington
  • Ascutney
  • Bakersfield
  • Barnet
  • Barre

Browse all communities in Vermont

90791 billing questions

When should 90792 be chosen instead of 90791?

Choose 90792 when a physician or other qualified clinician furnishes medical services as part of the psychiatric diagnostic evaluation. Prescribing is not required to report 90792; reviewing a medication list alone does not establish that medical services were furnished.

Can psychotherapy be billed the same day as 90791?

Do not separately report psychotherapy performed by the same clinician as part of the diagnostic evaluation. Choose a psychotherapy code when the service is a treatment session rather than a psychiatric diagnostic evaluation.

Can 90785 be added to 90791?

Yes, when an interactive complexity factor meets the code's requirements and is documented. Examples include caregiver behavior that interferes with the evaluation or play equipment needed to overcome a patient's limited expressive language; interpreter use alone does not qualify.

Is 90791 billed by time or units?

90791 has no CPT minimum time threshold. Report a unit for a distinct diagnostic evaluation, not for each hour or interview segment.

Can 90791 be reported more than once for the same patient?

Yes, when another psychiatric diagnostic evaluation is medically necessary. Document the new diagnostic question or why additional evaluation was needed rather than treating a continuing interview as an automatic new service.

Can 90791 be furnished by telehealth?

Yes. Document the diagnostic work performed and the telehealth modality, and report the place of service appropriate to the encounter.

90791 is in these specialty bundles: Behavioral health

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 90791PPRRVU2026_Oct_nonQPP.csv, line 11,527 (RVU26D)
Geographic factors for VermontGPCI2026.csv, line 105 (RVU26D)

Open CMS sourceHow we calculate rates

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