CPT code 46607: Anoscopy, high-resolution exam with biopsy2026 Medicare rate & RVUs

High-resolution anoscopy with biopsy examines the anal canal under magnification and collects tissue from suspicious areas, such as lesions evaluated for anal dysplasia.

CMS RVU26DEffective Oct 1, 2026109 payment localities2.9K Medicare services in 2024

Medicare pays $230.80 for 46607 nationally in the office and $113.23 in a hospital or facility. Local office rates run $204.94–$299.89.

Medicare rate · 46607

Anoscopy, high-resolution exam with biopsy

Office or facility?

Work RVUs
2.15
Total RVUs
6.91
Global days
000

National rate · 2026

$230.80

Office setting, before claim adjustments.

See every locality for 46607 →Billed by an NP, PA or therapist? →

Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.

Your location

Medicare pays by the payment locality where the service is performed.

On this page 10 sections
  1. Medicare rate
  2. What 46607 covers
  3. By payment locality
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Similar codes
  8. Related codes
  9. Billing questions
  10. Sources

What 46607 covers

This service uses high-resolution magnification to inspect the anal canal and obtain one or more tissue samples from areas that look abnormal. It is commonly performed by colorectal surgeons and other clinicians trained in high-resolution anoscopy to evaluate findings such as abnormal anal cytology or suspected anal dysplasia. The magnified examination helps identify areas for biopsy; routine anoscopy with biopsy does not include this high-resolution component.

Report the code when the documented service includes both high-resolution anoscopy and biopsy. The record should identify the reason for examination, use of magnification, relevant findings, biopsy sites, and whether tissue was collected. The 0-day global period includes same-day preoperative and postoperative care. When related endoscopies are performed together, endoscopy-family pricing applies. A bilateral modifier is inappropriate. Medicare does not pay an assistant at surgery for this service, and co-surgeons and team surgery are not permitted.

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.

Where 46607 pays more and less

The same RVUs, adjusted for each area’s costs. Open a locality for its calculation, history and nearby areas.

109 payment localities

$204.94 to $299.89

$204.94$252.41$299.89
One dot per payment locality, office / nonfacility. Hover a dot to see the locality; select it to open that rate.

109 of 109 payment localities

46607 office and facility rates by payment locality
Payment localityOfficeFacility
Alabama$207.83$104.96
Alaska$271.89$146.68
Arizona$224.74$110.81
Arkansas$204.94$103.94
Atlanta, GA$235.41$115.96
Austin, TX$238.44$114.05
Bakersfield, CA$242.55$113.69
Baltimore area, MD$245.20$119.04
Beaumont, TX$216.68$109.69
Brazoria, TX$227.83$111.32

46607 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.

$204.94

$271.89

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

View every state and territory as a table
46607 office rate range by state
State / territoryOffice rate rangeLocalities
AK$271.891
AL$207.831
AR$204.941
AZ$224.741
CA$241.67–$299.8929
CO$239.001
CT$245.811
DC$262.331
DE$228.361
FL$229.29–$252.233
GA$216.64–$235.412
GU$246.991
HI$246.991
IA$212.101
ID$213.601
IL$223.48–$245.024
IN$214.781
KS$211.531
KY$213.411
LA$213.25–$223.372
MA$237.81–$261.542
MD$232.48–$262.333
ME$215.10–$225.762
MI$219.13–$232.462
MN$228.071
MO$209.98–$223.673
MS$207.481
MT$230.781
NC$217.201
ND$224.851
NE$213.101
NH$235.661
NJ$248.35–$259.842
NM$220.451
NV$229.281
NY$220.38–$272.145
OH$217.921
OK$212.631
OR$227.23–$245.922
PA$218.03–$240.132
PR$232.291
RI$236.001
SC$217.981
SD$224.151
TN$212.601
TX$216.68–$238.448
UT$220.841
VA$225.32–$262.332
VI$232.291
VT$224.361
WA$237.23–$266.372
WI$217.611
WV$215.601
WY$228.191

How the 46607 rate is calculated

Each of 46607’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 · 46607

RVUs × geographic indexes × conversion factor

Office or facility?

Work2.15

2.15 RVUs× 1.000 GPCI

Practice expense4.46

4.46 RVUs× 1.000 GPCI

Malpractice0.30

0.30 RVUs× 1.000 GPCI

Adjusted RVUs

6.9100

Conversion factor

$33.4009

Medicare rate

$230.80

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

Payment rules and modifiers for 46607

The CMS indicators that decide how 46607 is paid alongside other services.

CMS payment indicators · 46607

Anoscopy, high-resolution exam with biopsy

RuleCMS valueWhat it means
Global period000Same-day global: pre- and post-op care on the day of the procedure is included.
Multiple procedures3Endoscopy family rules apply.
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.

What modifiers do to the payment

Modifier 51 · payment effect

With and without the modifier

46607 without 51 · national office

$230.80

Anoscopy, high-resolution exam with biopsy

46607-51 · Second procedure: 50%

$115.40

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

46607 compared with similar codes

Compare codes · National

4 codes, side by side

Office or facility?

  • 46607

    Anoscopy, high-resolution exam with biopsy2.15 wRVU

    $230.80

  • 46606

    Anoscopy biopsy, biopsy performed1.17 wRVU

    $306.95+$76.15

  • 46601

    Anoscopy, high-resolution, without biopsy1.56 wRVU

    $166.00−$64.80

  • 46600

    Diagnostic anoscopy, standard visualization, optional washing0.54 wRVU

    $128.93−$101.87

How to choose

46606Anoscopy biopsyBiopsy performed
Choose 46607 when the biopsy is performed during high-resolution magnified anoscopy. Choose 46606 for anoscopy with biopsy without that high-resolution component.
46601AnoscopyHigh-resolution, without biopsy
46601 describes high-resolution anoscopy without biopsy. When tissue is collected during the high-resolution examination, 46607 captures the combined service.
46600Diagnostic anoscopyStandard visualization, optional washing
46600 is diagnostic anoscopy without high-resolution magnification or biopsy. It does not represent the magnified examination and tissue collection included in 46607.

46607 billing questions

How does this differ from anoscopy with biopsy without high-resolution magnification?

This code includes high-resolution magnification as well as biopsy. Use the standard anoscopy biopsy code when biopsy is performed without that magnified examination.

Can the high-resolution examination be reported separately when a biopsy is taken?

The biopsy code includes the high-resolution examination. Do not separately report the high-resolution anoscopy-only service for the same examination.

Does the code include pathology analysis of the biopsy?

It covers the anoscopy and tissue collection, not the laboratory’s histologic examination of the specimen. Pathology may be reported by the provider or laboratory performing that separate service.

How many units are reported when multiple areas are biopsied?

The code covers single or multiple biopsies during the high-resolution anoscopy session; the number of tissue samples does not determine units.

Can modifier 50 or an assistant-at-surgery modifier be used?

No. CMS identifies bilateral adjustment as inappropriate for this code and does not pay an assistant at surgery for it.

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 46607PPRRVU2026_Oct_nonQPP.csv, line 5,602 (RVU26D)

Open CMS sourceHow we calculate rates

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