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CPT code 57420: Vaginal colposcopy, without vaginal biopsy2026 Medicare rate & RVUs in South Carolina

Colposcopic inspection of vaginal mucosa without tissue sampling, typically used to evaluate abnormal vaginal cytology or a visible vaginal lesion.

CMS RVU26DEffective Oct 1, 2026One payment locality3.8K Medicare services in 2024

In South Carolina, Medicare pays $130.37 for 57420 in the office and $78.21 when it’s performed in a hospital or facility.

$130.37Office (non-facility)
$78.21Hospital or facility
−5.3%vs the national office rate ($137.61)

Check a contract rate as a % of Medicare · 57420 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 57420 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in South Carolina
  2. What 57420 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 57420 covers

Code 57420 represents magnified inspection of vaginal mucosa with a colposcope, without tissue sampling. Gynecologists commonly perform it in an office or outpatient setting to assess abnormal vaginal cytology or a visible lesion, including possible vaginal intraepithelial neoplasia. Document the indication, areas examined, adequacy of visualization, and findings.

Report this code when the colposcopic assessment is directed to the vagina and no vaginal biopsy is taken. If vaginal tissue is biopsied during colposcopy, use 57421. CMS assigns a 0-day global period, so same-day preoperative and postoperative care is included. When multiple procedures are performed in one session, the highest-valued procedure is paid in full and other procedures are reduced to 50%. Modifier 50 is inappropriate; assistant-at-surgery payment is restricted, and co-surgeon and team-surgery payment is 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.

How South Carolina compares for 57420

Across 109 of 109 payment localities, the office rate for 57420 runs from $122.11 in Arkansas to $172.06 in San Benito County, CA. South Carolina pays $130.37. The RVUs are the same everywhere; the geographic indexes change the dollars.

57420 in South Carolina vs other payment areas
  1. South Carolina · this page$130.37
  2. Los Angeles, CA · California$150.20+$19.83
  3. Washington, DC area · District of Columbia$154.99+$24.62
  4. Miami, FL · Florida$156.03+$25.66
  5. Chicago, IL · Illinois$151.33+$20.96
  6. Manhattan, NY · New York$159.05+$28.68
  7. Alaska · Alaska$164.07+$33.70

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

Every other payment area

57420 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$123.83$74.44
ArkansasArkansas$122.11$73.62
ArizonaArizona$133.83$79.13
Bakersfield, CACalifornia$141.93$80.06
Chico, CACalifornia$141.09$79.23
El Centro, CACalifornia$141.14$79.28
Fresno, CACalifornia$141.09$79.23
Hanford, CACalifornia$141.09$79.23

57420 rates by state

Office rate range in each state. Select a state to see its payment localities.

MEWIVTNHMTNDMNMINYMARIWAIDWYSDIAILINOHPANJCTORNVUTCONEMOKYWVVAMDDECAAZNMKSOKARTNNCSCDCTXLAMSALGAFLAKHI

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.

$122.11

$164.07

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

View every state and territory as a table
57420 office rate range by state
State / territoryOffice rate rangeLocalities
AK$164.071
AL$123.831
AR$122.111
AZ$133.831
CA$141.09–$172.0629
CO$140.871
CT$146.571
DC$154.991
DE$135.951
FL$139.33–$156.033
GA$131.38–$140.992
GU$143.731
HI$143.731
IA$125.151
ID$126.291
IL$136.69–$151.334
IN$126.951
KS$125.391
KY$128.381
LA$128.51–$134.522
MA$140.41–$153.292
MD$138.22–$154.993
ME$127.79–$133.232
MI$132.34–$141.842
MN$132.751
MO$126.93–$134.013
MS$124.501
MT$137.591
NC$128.941
ND$131.661
NE$125.571
NH$139.451
NJ$147.61–$153.652
NM$133.361
NV$136.011
NY$130.86–$163.805
OH$131.121
OK$127.301
OR$134.33–$144.262
PA$130.87–$143.582
PR$138.291
RI$140.011
SC$130.371
SD$130.961
TN$126.101
TX$130.11–$141.278
UT$132.061
VA$133.38–$154.992
VI$138.291
VT$131.911
WA$139.89–$155.522
WI$127.511
WV$132.041
WY$135.011

See 57420 in every payment locality

How the 57420 rate is calculated

Each of 57420’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 · 57420

RVUs × geographic indexes × conversion factor

Office or facility?

Work1.56

1.56 RVUs× 1.000 GPCI

Practice expense2.26

2.26 RVUs× 1.000 GPCI

Malpractice0.30

0.30 RVUs× 1.000 GPCI

Adjusted RVUs

4.1200

Conversion factor

$33.4009

Medicare rate

$137.61

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

The exact South Carolina inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

6,486

Code
57420
Physician work
1.56
Practice expense
2.26
Malpractice
0.30

GPCI2026.csv

93

Locality
South Carolina
Physician work
1.000
Practice expense
0.924
Malpractice
0.850
Office calculation for 57420 in South Carolina
ComponentRVULocality factorAdjusted
Physician work1.56× 1.0001.5600
Practice expense2.26× 0.9242.0882
Malpractice0.30× 0.8500.2550
Total RVUs3.9032
Conversion factor× 33.4009

Office rate, South Carolina$130.37

Office: (1.56 × 1 + 2.26 × 0.924 + 0.3 × 0.85) × $33.4009 = $130.37

Facility: (1.56 × 1 + 0.57 × 0.924 + 0.3 × 0.85) × $33.4009 = $78.21

Open 57420 in the RVU calculator

Payment rules and modifiers for 57420

The CMS indicators that decide how 57420 is paid alongside other services.

CMS payment indicators · 57420

Vaginal colposcopy, without vaginal biopsy

RuleCMS valueWhat it means
Global period000Same-day global: pre- and post-op care on the day of the procedure is 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)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

57420 without 51 · national office

$137.61

Vaginal colposcopy, without vaginal biopsy

57420-51 · Second procedure: 50%

$68.81

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

Codes related to 57420

Related codes aren’t interchangeable: bill the code that matches the service performed.

Codes related to 57420
CodeHow it relatesOffice range, South Carolina
Same family
57421Colposcopy, entire vagina with biopsyVaginal colposcopy with biopsy; distinguishes examination alone from examination with vaginal tissue sampling.$172.62
Used instead
57452Colposcopy, cervix, no tissue samplingCervical colposcopy when the examination is directed to the cervix rather than the vagina.$119.11
57455Cervical biopsy, colposcopy-guided biopsyCervical colposcopy with biopsy when cervical tissue, rather than vaginal tissue, is sampled.$152.79
57454Cervical colposcopy, biopsy and endocervical curettageCervical colposcopy with biopsy and endocervical curettage for a cervical evaluation.$158.16
57410Pelvic examination, under anesthesiaPelvic examination without the colposcopic vaginal assessment described by 57420.No office rate

How 57420 has changed in South Carolina

57420 · Office / nonfacility

$130.37

Effective 2026-10-01

The base rate is $8.28 higher than on 2025-10-01, moving from $122.09 to $130.37 (6.8%).

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

    $122.09changed to$130.37

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 1.60 changed to 1.56
    • Practice expense RVU 2.14 changed to 2.26
    • Malpractice RVU 0.27 changed to 0.30
    • Practice expense GPCI 0.913 changed to 0.924
    • Malpractice GPCI 0.817 changed to 0.850

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $125.98changed to$122.09

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 2.16 changed to 2.14
    • Malpractice RVU 0.26 changed to 0.27

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $123.92changed to$125.98

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $126.16changed to$123.92

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 2.13 changed to 2.16
    • Malpractice RVU 0.25 changed to 0.26
    • Practice expense GPCI 0.908 changed to 0.913
    • Malpractice GPCI 0.756 changed to 0.817

  5. January 1, 2023

    RVU23A

    $126.69changed to$126.16

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 2.09 changed to 2.13
    • Practice expense GPCI 0.903 changed to 0.908
    • Malpractice GPCI 0.695 changed to 0.756

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $123.96changed to$126.69

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 1.97 changed to 2.09

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $120.88changed to$123.96

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 1.75 changed to 1.97
    • Malpractice RVU 0.26 changed to 0.25
    • Practice expense GPCI 0.907 changed to 0.903
    • Malpractice GPCI 0.624 changed to 0.695

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $115.10changed to$120.88

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 1.59 changed to 1.75
    • Practice expense GPCI 0.912 changed to 0.907
    • Malpractice GPCI 0.553 changed to 0.624

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $112.02changed to$115.10

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 1.50 changed to 1.59

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $112.53changed to$112.02

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 1.51 changed to 1.50
    • Malpractice RVU 0.25 changed to 0.26
    • Malpractice GPCI 0.634 changed to 0.553

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $112.34changed to$112.53

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 1.49 changed to 1.51
    • Malpractice GPCI 0.715 changed to 0.634

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $113.59changed to$112.34

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 1.50 changed to 1.49
    • Malpractice RVU 0.27 changed to 0.25

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $113.02changed to$113.59

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $111.48changed to$113.02

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense RVU 1.49 changed to 1.50
    • Malpractice RVU 0.25 changed to 0.27
    • Practice expense GPCI 0.911 changed to 0.912
    • Malpractice GPCI 0.618 changed to 0.715

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $109.14changed to$111.48

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 1.62 changed to 1.49
    • Malpractice RVU 0.26 changed to 0.25
    • Practice expense GPCI 0.909 changed to 0.911
    • Malpractice GPCI 0.520 changed to 0.618

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $109.14

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$130.37$78.21RVU26D
2026-07-01$130.37$78.21RVU26C
2026-04-01$130.37$78.21RVU26B
2026-01-01$130.37$78.21RVU26A
2025-10-01$122.09$83.70RVU25D
2025-07-01$122.09$83.70RVU25C
2025-04-01$122.09$83.70RVU25B
2025-01-01$122.09$83.70RVU25A
2024-10-01$125.98$85.56RVU24D
2024-07-01$125.98$85.56RVU24C
2024-04-01$125.98$85.56RVU24B
2024-03-09$125.98$85.56RVU24AR
2024-01-01$123.92$84.16RVU24A
2023-10-01$126.16$85.55RVU23D
2023-07-01$126.16$85.55RVU23C
2023-04-01$126.16$85.55RVU23B
2023-01-01$126.16$85.55RVU23A
2022-10-01$126.69$85.76RVU22D
2022-07-01$126.69$85.76RVU22C
2022-04-01$126.69$85.76RVU22B
2022-01-01$126.69$85.76RVU22A
2021-10-01$123.96$86.47RVU21D
2021-07-01$123.96$86.47RVU21C
2021-04-01$123.96$86.47RVU21B
2021-01-01$123.96$86.47RVU21A
2020-10-01$120.88$88.48RVU20D
2020-07-01$120.88$88.48RVU20C
2020-04-01$120.88$88.48RVU20B
2020-01-01$120.88$88.48RVU20A
2019-10-01$115.10$87.82RVU19D
2019-07-01$115.10$87.82RVU19C
2019-04-01$115.10$87.82RVU19B
2019-01-01$115.10$87.82RVU19A
2018-10-01$112.02$88.06RVU18D
2018-07-01$112.02$88.06RVU18C
2018-04-01$112.02$88.06RVU18B
2018-01-01$112.02$88.06RVU18AR1
2017-10-01$112.53$88.97RVU17D
2017-07-01$112.53$88.97RVU17C
2017-04-01$112.53$88.97RVU17B
2017-01-01$112.53$88.97RVU17A
2016-10-01$112.34$88.83RVU16D
2016-07-01$112.34$88.83RVU16C
2016-04-01$112.34$88.83RVU16B
2016-01-01$112.34$88.83RVU16A
2015-10-01$113.59$89.99RVU15D
2015-07-01$113.59$89.99RVU15C
2015-04-01$113.02$89.54RVU15B
2015-01-01$113.02$89.54RVU15A
2014-10-01$111.48$88.31RVU14D
2014-07-01$111.48$88.31RVU14C
2014-04-01$111.48$88.31RVU14B
2014-01-01$111.48$88.31RVU14A
2013-10-01$109.14$84.71RVU13D
2013-07-01$109.14$84.71RVU13C
2013-04-01$109.14$84.71RVU13B
2013-01-01$109.14$84.71RVU13AR

Price 57420 for an earlier date of service

Where the South Carolina rate applies

South Carolina is a Medicare payment area, not a city. Our Census mapping connects it to 475 cities and communities in South Carolina. Some span more than one payment area; confirm with the service ZIP.

  • Abbeville
  • Abney Crossroads
  • Adams Run
  • Aiken
  • Alcolu
  • Allendale
  • Anderson
  • Andrews

Browse all communities in South Carolina

57420 billing questions

When should 57420 be reported instead of 57421?

Use 57420 for vaginal colposcopy without vaginal tissue sampling. When a vaginal biopsy is performed during the colposcopy, report 57421.

How does 57420 differ from cervical colposcopy?

57420 describes colposcopic assessment directed to the vagina. For an examination directed to the cervix, consider the cervical colposcopy code that matches the services performed.

Is a vaginal biopsy separately reported with 57420?

When vaginal tissue is biopsied during colposcopy, 57421 describes the vaginal colposcopy with biopsy; do not report 57420 for that same service.

Can modifier 50 be used for bilateral vaginal colposcopy?

No. CMS identifies bilateral adjustment as inappropriate for this code, so modifier 50 is not appropriate.

What same-day payment rules affect 57420?

The 0-day global period includes same-day preoperative and postoperative care. In a session with multiple procedures, the highest-valued procedure is paid in full and the others are reduced to 50%; assistant-at-surgery payment is restricted, and co-surgeons and team surgery 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 57420PPRRVU2026_Oct_nonQPP.csv, line 6,486 (RVU26D)
Geographic factors for South CarolinaGPCI2026.csv, line 93 (RVU26D)

Open CMS sourceHow we calculate rates

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