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CPT code 59020: Fetal stress test, contraction-induced monitoring2026 Medicare rate & RVUs in Connecticut

Reports antepartum fetal assessment that monitors the fetal heart rate response to uterine contractions, including contractions induced for the test.

CMS RVU26DEffective Oct 1, 2026One payment locality

In Connecticut, Medicare pays $78.05 for 59020 in the office.

$78.05Office (non-facility)
Not available in this settingHospital or facility
+7.2%vs the national office rate ($72.81)

Check a contract rate as a % of Medicare · 59020 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 59020 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Connecticut
  2. What 59020 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 59020 covers

An obstetric clinician uses fetal heart rate and uterine activity monitoring to assess how the fetus responds to contractions. Contractions may occur spontaneously or be induced for testing. The service is generally performed in an obstetric setting when fetal status needs assessment before labor; it is distinct from monitoring a fetus during labor. The record should identify the reason for testing and include the monitoring findings and interpretation.

Report one service for the fetal contraction stress test, supported by documentation that contractions and the fetal heart rate response were evaluated. CMS treats this as a diagnostic test: modifier 26 reports the professional interpretation, modifier TC reports the technical service, and no modifier reports the global service. The 0-day global period includes same-day preoperative and postoperative care. Modifier 50 is inappropriate for this single fetal test. Assistant-at-surgery payment requires documented medical necessity; co-surgeon and team-surgery payment 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.

How Connecticut compares for 59020

Across 109 of 109 payment localities, the office rate for 59020 runs from $63.38 in Arkansas to $92.15 in San Benito County, CA. Connecticut pays $78.05. The RVUs are the same everywhere; the geographic indexes change the dollars.

59020 in Connecticut vs other payment areas
  1. Connecticut · this page$78.05
  2. Los Angeles, CA · California$79.81+$1.76
  3. Washington, DC area · District of Columbia$82.71+$4.66
  4. Miami, FL · Florida$84.37+$6.32
  5. Chicago, IL · Illinois$81.41+$3.36
  6. Manhattan, NY · New York$85.21+$7.16
  7. Alaska · Alaska$83.58+$5.53

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

Every other payment area

59020 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$64.42—
ArkansasArkansas$63.38—
ArizonaArizona$70.50—
Bakersfield, CACalifornia$75.07—
Chico, CACalifornia$74.56—
El Centro, CACalifornia$74.59—
Fresno, CACalifornia$74.56—
Hanford, CACalifornia$74.56—

59020 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.

$63.38

$83.58

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

View every state and territory as a table
59020 office rate range by state
State / territoryOffice rate rangeLocalities
AK$83.581
AL$64.421
AR$63.381
AZ$70.501
CA$74.56–$92.1529
CO$74.571
CT$78.051
DC$82.711
DE$71.741
FL$74.02–$84.373
GA$69.16–$74.882
GU$76.321
HI$76.321
IA$65.151
ID$65.861
IL$72.46–$81.414
IN$66.261
KS$65.341
KY$67.271
LA$67.36–$71.022
MA$74.26–$81.742
MD$73.05–$82.713
ME$66.81–$70.072
MI$69.71–$75.592
MN$69.651
MO$66.43–$70.663
MS$64.891
MT$72.801
NC$67.501
ND$69.041
NE$65.391
NH$73.871
NJ$78.43–$81.812
NM$70.351
NV$71.801
NY$68.67–$88.145
OH$68.941
OK$66.571
OR$70.75–$76.542
PA$68.77–$76.272
PR$73.211
RI$74.021
SC$68.441
SD$68.601
TN$65.771
TX$68.31–$75.068
UT$69.461
VA$70.18–$82.712
VI$73.211
VT$69.231
WA$73.96–$82.962
WI$66.531
WV$69.641
WY$71.161

See 59020 in every payment locality

How the 59020 rate is calculated

Each of 59020’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 · 59020

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.64

0.64 RVUs× 1.000 GPCI

Practice expense1.35

1.35 RVUs× 1.000 GPCI

Malpractice0.19

0.19 RVUs× 1.000 GPCI

Adjusted RVUs

2.1800

Conversion factor

$33.4009

Medicare rate

$72.81

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

The exact Connecticut inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

6,628

Code
59020
Physician work
0.64
Practice expense
1.35
Malpractice
0.19

GPCI2026.csv

38

Locality
Connecticut
Physician work
1.020
Practice expense
1.077
Malpractice
1.210
Office calculation for 59020 in Connecticut
ComponentRVULocality factorAdjusted
Physician work0.64× 1.0200.6528
Practice expense1.35× 1.0771.4540
Malpractice0.19× 1.2100.2299
Total RVUs2.3366
Conversion factor× 33.4009

Office rate, Connecticut$78.05

Office: (0.64 × 1.02 + 1.35 × 1.077 + 0.19 × 1.21) × $33.4009 = $78.05

Open 59020 in the RVU calculator

Payment rules and modifiers for 59020

The CMS indicators that decide how 59020 is paid alongside other services.

CMS payment indicators · 59020

Fetal stress test, contraction-induced monitoring

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

59020 without 26 · national office

$72.81

Fetal stress test, contraction-induced monitoring

59020-26 · Professional component

$36.74

Pays only the interpretation and report.

When to use modifier 26

Codes related to 59020

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

Codes related to 59020
CodeHow it relatesOffice range, Connecticut
Used instead
59025Fetal testing, nonstress testAntepartum fetal assessment using a non-stress test rather than contraction stress.$53.95
76818Fetal biophysical profile, with nonstress testCombines a fetal biophysical profile with non-stress testing for fetal assessment.$129.67
76819Biophysical profile, without nonstress testFetal biophysical profile without the non-stress test component.$93.45

How 59020 has changed in Connecticut

59020 · Office / nonfacility

$78.05

Effective 2026-10-01

The base rate is $3.68 higher than on 2025-10-01, moving from $74.37 to $78.05 (4.9%).

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

    $74.37changed to$78.05

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 0.66 changed to 0.64
    • Practice expense RVU 1.29 changed to 1.35
    • Malpractice RVU 0.18 changed to 0.19
    • Work GPCI 1.022 changed to 1.020
    • Practice expense GPCI 1.091 changed to 1.077
    • Malpractice GPCI 1.207 changed to 1.210

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $77.30changed to$74.37

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 1.30 changed to 1.29
    • Malpractice RVU 0.19 changed to 0.18

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $76.04changed to$77.30

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $76.98changed to$76.04

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 1.26 changed to 1.30
    • Work GPCI 1.030 changed to 1.022
    • Practice expense GPCI 1.102 changed to 1.091
    • Malpractice GPCI 1.070 changed to 1.207

  5. January 1, 2023

    RVU23A

    $77.24changed to$76.98

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 1.23 changed to 1.26
    • Work GPCI 1.037 changed to 1.030
    • Practice expense GPCI 1.114 changed to 1.102
    • Malpractice GPCI 0.934 changed to 1.070

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $77.23changed to$77.24

    • Conversion factor 34.8931 changed to 34.6062
    • Malpractice RVU 0.17 changed to 0.19

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $78.22changed to$77.23

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 1.17 changed to 1.23
    • Work GPCI 1.029 changed to 1.037
    • Practice expense GPCI 1.113 changed to 1.114
    • Malpractice GPCI 1.094 changed to 0.934

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $78.41changed to$78.22

    • Conversion factor 36.0391 changed to 36.0896
    • Malpractice RVU 0.16 changed to 0.17
    • Work GPCI 1.021 changed to 1.029
    • Practice expense GPCI 1.112 changed to 1.113
    • Malpractice GPCI 1.255 changed to 1.094

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $79.53changed to$78.41

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 1.20 changed to 1.17

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $79.88changed to$79.53

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 1.21 changed to 1.20
    • Work GPCI 1.023 changed to 1.021
    • Practice expense GPCI 1.117 changed to 1.112
    • Malpractice GPCI 1.244 changed to 1.255

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $79.82changed to$79.88

    • Conversion factor 35.8043 changed to 35.8887
    • Work GPCI 1.024 changed to 1.023
    • Practice expense GPCI 1.121 changed to 1.117
    • Malpractice GPCI 1.232 changed to 1.244

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $80.55changed to$79.82

    • Conversion factor 35.9335 changed to 35.8043
    • Malpractice RVU 0.17 changed to 0.16

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $80.15changed to$80.55

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $78.86changed to$80.15

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense RVU 1.19 changed to 1.21
    • Malpractice RVU 0.16 changed to 0.17
    • Practice expense GPCI 1.116 changed to 1.121
    • Malpractice GPCI 1.234 changed to 1.232

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $79.99changed to$78.86

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 1.32 changed to 1.19
    • Malpractice RVU 0.17 changed to 0.16
    • Practice expense GPCI 1.110 changed to 1.116
    • Malpractice GPCI 1.235 changed to 1.234

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $79.99

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$78.05Not available in this settingRVU26D
2026-07-01$78.05Not available in this settingRVU26C
2026-04-01$78.05Not available in this settingRVU26B
2026-01-01$78.05Not available in this settingRVU26A
2025-10-01$74.37Not available in this settingRVU25D
2025-07-01$74.37Not available in this settingRVU25C
2025-04-01$74.37Not available in this settingRVU25B
2025-01-01$74.37Not available in this settingRVU25A
2024-10-01$77.30Not available in this settingRVU24D
2024-07-01$77.30Not available in this settingRVU24C
2024-04-01$77.30Not available in this settingRVU24B
2024-03-09$77.30Not available in this settingRVU24AR
2024-01-01$76.04Not available in this settingRVU24A
2023-10-01$76.98Not available in this settingRVU23D
2023-07-01$76.98Not available in this settingRVU23C
2023-04-01$76.98Not available in this settingRVU23B
2023-01-01$76.98Not available in this settingRVU23A
2022-10-01$77.24Not available in this settingRVU22D
2022-07-01$77.24Not available in this settingRVU22C
2022-04-01$77.24Not available in this settingRVU22B
2022-01-01$77.24Not available in this settingRVU22A
2021-10-01$77.23Not available in this settingRVU21D
2021-07-01$77.23Not available in this settingRVU21C
2021-04-01$77.23Not available in this settingRVU21B
2021-01-01$77.23Not available in this settingRVU21A
2020-10-01$78.22Not available in this settingRVU20D
2020-07-01$78.22Not available in this settingRVU20C
2020-04-01$78.22Not available in this settingRVU20B
2020-01-01$78.22Not available in this settingRVU20A
2019-10-01$78.41Not available in this settingRVU19D
2019-07-01$78.41Not available in this settingRVU19C
2019-04-01$78.41Not available in this settingRVU19B
2019-01-01$78.41Not available in this settingRVU19A
2018-10-01$79.53Not available in this settingRVU18D
2018-07-01$79.53Not available in this settingRVU18C
2018-04-01$79.53Not available in this settingRVU18B
2018-01-01$79.53Not available in this settingRVU18AR1
2017-10-01$79.88Not available in this settingRVU17D
2017-07-01$79.88Not available in this settingRVU17C
2017-04-01$79.88Not available in this settingRVU17B
2017-01-01$79.88Not available in this settingRVU17A
2016-10-01$79.82Not available in this settingRVU16D
2016-07-01$79.82Not available in this settingRVU16C
2016-04-01$79.82Not available in this settingRVU16B
2016-01-01$79.82Not available in this settingRVU16A
2015-10-01$80.55Not available in this settingRVU15D
2015-07-01$80.55Not available in this settingRVU15C
2015-04-01$80.15Not available in this settingRVU15B
2015-01-01$80.15Not available in this settingRVU15A
2014-10-01$78.86Not available in this settingRVU14D
2014-07-01$78.86Not available in this settingRVU14C
2014-04-01$78.86Not available in this settingRVU14B
2014-01-01$78.86Not available in this settingRVU14A
2013-10-01$79.99Not available in this settingRVU13D
2013-07-01$79.99Not available in this settingRVU13C
2013-04-01$79.99Not available in this settingRVU13B
2013-01-01$79.99Not available in this settingRVU13AR

Price 59020 for an earlier date of service

Where the Connecticut rate applies

Connecticut is a Medicare payment area, not a city. Our Census mapping connects it to 215 cities and communities in Connecticut. Some span more than one payment area; confirm with the service ZIP.

  • Ansonia
  • Ball Pond
  • Baltic
  • Bantam
  • Bethel
  • Bethlehem Village
  • Bigelow Corners
  • Blue Hills

Browse all communities in Connecticut

59020 billing questions

How does this differ from 59025?

Code 59020 is for assessing the fetal heart rate response to uterine contractions. Code 59025 is a non-stress test, which monitors fetal heart rate without contraction stress.

Can the professional and technical services be billed separately?

Yes. Use modifier 26 for the professional interpretation or TC for the technical service. Billing without either modifier represents the global service.

What documentation supports reporting 59020?

Document the indication, the contraction activity evaluated, the fetal heart rate response, and the interpretation. The record should support that a contraction stress test was performed rather than a non-stress test.

Should modifier 50 be appended?

No. CMS identifies bilateral adjustment as inappropriate for this single fetal test.

What care is included in the global service?

The 0-day global period includes same-day preoperative and postoperative care. It does not create a multi-day global package.

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 59020PPRRVU2026_Oct_nonQPP.csv, line 6,628 (RVU26D)
Geographic factors for ConnecticutGPCI2026.csv, line 38 (RVU26D)

Open CMS sourceHow we calculate rates

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