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CPT code 59070: Amnioinfusion, transabdominal approach2026 Medicare rate & RVUs in Connecticut

Reports ultrasound-guided fluid instillation into the amniotic cavity through the maternal abdomen for selected fetal conditions involving low amniotic fluid.

CMS RVU26DEffective Oct 1, 2026One payment locality

In Connecticut, Medicare pays $432.06 for 59070 in the office and $294.29 when it’s performed in a hospital or facility.

$432.06Office (non-facility)
$294.29Hospital or facility
+7.1%vs the national office rate ($403.48)

Check a contract rate as a % of Medicare · 59070 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 59070 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Connecticut
  2. What 59070 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 59070 covers

A maternal-fetal medicine physician typically performs this procedure by guiding a needle through the maternal abdominal wall and uterus into the amniotic cavity, then instilling fluid. It may be used in selected fetal conditions involving inadequate amniotic fluid or as part of a planned fetal intervention. Ultrasound guidance is included in the service. The procedure is generally performed in a hospital or other setting equipped for maternal and fetal assessment.

Report the code for the transabdominal infusion, not for fluid removal or diagnostic sampling. Documentation should identify the clinical indication, transabdominal approach, ultrasound-guided access, and infusion performed. CMS assigns a 0-day global period, so same-day preoperative and postoperative care is included. When multiple procedures occur in the same session, the highest-valued procedure is paid in full and the others at 50%. Modifier 50 is inappropriate. Assistant-at-surgery payment may be available; co-surgeon and team-surgery billing 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 59070

Across 109 of 109 payment localities, the office rate for 59070 runs from $351.93 in Arkansas to $494.77 in NYC suburbs and Long Island, NY. Connecticut pays $432.06. The RVUs are the same everywhere; the geographic indexes change the dollars.

59070 in Connecticut vs other payment areas
  1. Connecticut · this page$432.06
  2. Los Angeles, CA · California$424.83−$7.23
  3. Washington, DC area · District of Columbia$450.60+$18.54
  4. Miami, FL · Florida$494.04+$61.98
  5. Chicago, IL · Illinois$476.07+$44.01
  6. Manhattan, NY · New York$475.20+$43.14
  7. Alaska · Alaska$475.97+$43.91

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

Every other payment area

59070 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$357.56$245.62
ArkansasArkansas$351.93$242.04
ArizonaArizona$390.11$266.15
Bakersfield, CACalifornia$402.56$262.35
Chico, CACalifornia$398.25$258.04
El Centro, CACalifornia$398.52$258.31
Fresno, CACalifornia$398.25$258.04
Hanford, CACalifornia$398.25$258.04

59070 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.

$351.93

$475.97

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

View every state and territory as a table
59070 office rate range by state
State / territoryOffice rate rangeLocalities
AK$475.971
AL$357.561
AR$351.931
AZ$390.111
CA$398.25–$475.8329
CO$405.021
CT$432.061
DC$450.601
DE$396.701
FL$423.02–$494.043
GA$394.67–$417.792
GU$405.001
HI$405.001
IA$355.491
ID$360.521
IL$418.62–$476.074
IN$362.481
KS$359.361
KY$379.061
LA$380.68–$400.362
MA$404.61–$439.092
MD$402.87–$450.603
ME$368.63–$381.792
MI$394.99–$434.592
MN$370.331
MO$377.45–$395.033
MS$364.481
MT$403.371
NC$371.881
ND$371.141
NE$355.891
NH$403.991
NJ$432.00–$446.482
NM$399.621
NV$394.571
NY$378.40–$494.775
OH$388.401
OK$372.261
OR$386.60–$412.072
PA$385.86–$424.382
PR$404.631
RI$406.731
SC$381.761
SD$367.331
TN$362.041
TX$383.56–$424.078
UT$387.231
VA$384.44–$450.602
VI$404.631
VT$374.801
WA$402.14–$442.542
WI$358.321
WV$403.581
WY$389.331

See 59070 in every payment locality

How the 59070 rate is calculated

Each of 59070’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 · 59070

RVUs × geographic indexes × conversion factor

Office or facility?

Work5.11

5.11 RVUs× 1.000 GPCI

Practice expense5.34

5.34 RVUs× 1.000 GPCI

Malpractice1.63

1.63 RVUs× 1.000 GPCI

Adjusted RVUs

12.0800

Conversion factor

$33.4009

Medicare rate

$403.48

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

6,637

Code
59070
Physician work
5.11
Practice expense
5.34
Malpractice
1.63

GPCI2026.csv

38

Locality
Connecticut
Physician work
1.020
Practice expense
1.077
Malpractice
1.210
Office calculation for 59070 in Connecticut
ComponentRVULocality factorAdjusted
Physician work5.11× 1.0205.2122
Practice expense5.34× 1.0775.7512
Malpractice1.63× 1.2101.9723
Total RVUs12.9357
Conversion factor× 33.4009

Office rate, Connecticut$432.06

Office: (5.11 × 1.02 + 5.34 × 1.077 + 1.63 × 1.21) × $33.4009 = $432.06

Facility: (5.11 × 1.02 + 1.51 × 1.077 + 1.63 × 1.21) × $33.4009 = $294.29

Open 59070 in the RVU calculator

Payment rules and modifiers for 59070

The CMS indicators that decide how 59070 is paid alongside other services.

CMS payment indicators · 59070

Amnioinfusion, transabdominal approach

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)2Paid.
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

59070 without 51 · national office

$403.48

Amnioinfusion, transabdominal approach

59070-51 · Second procedure: 50%

$201.74

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 59070

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

Codes related to 59070
CodeHow it relatesOffice range, Connecticut
Used instead
59001Amniocentesis, therapeutic fluid reductionTherapeutic amniocentesis removes fluid; this service instills fluid.No office rate
59074Fetal fluid drainage, with ultrasound guidanceUltrasound-guided fetal fluid drainage removes fluid rather than adding it.$415.88
59076Fetal shunt, ultrasound-guided placementUltrasound-guided fetal shunt placement is a different intervention for selected fetal conditions.No office rate

How 59070 has changed in Connecticut

59070 · Office / nonfacility

$432.06

Effective 2026-10-01

The base rate is $15.72 higher than on 2025-10-01, moving from $416.34 to $432.06 (3.8%).

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

    $416.34changed to$432.06

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 5.24 changed to 5.11
    • Practice expense RVU 5.13 changed to 5.34
    • Malpractice RVU 1.59 changed to 1.63
    • 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

    $431.03changed to$416.34

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 5.19 changed to 5.13
    • Malpractice RVU 1.60 changed to 1.59

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $424.00changed to$431.03

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $432.53changed to$424.00

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 5.17 changed to 5.19
    • Malpractice RVU 1.56 changed to 1.60
    • 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

    $433.14changed to$432.53

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 5.10 changed to 5.17
    • Malpractice RVU 1.50 changed to 1.56
    • 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

    $438.15changed to$433.14

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 5.17 changed to 5.10
    • Malpractice RVU 1.46 changed to 1.50

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $449.88changed to$438.15

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 4.94 changed to 5.17
    • Malpractice RVU 1.44 changed to 1.46
    • 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

    $451.79changed to$449.88

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 4.95 changed to 4.94
    • Malpractice RVU 1.34 changed to 1.44
    • 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

    $455.70changed to$451.79

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 5.06 changed to 4.95

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $448.75changed to$455.70

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 5.17 changed to 5.06
    • Malpractice RVU 1.10 changed to 1.34
    • 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

    $445.66changed to$448.75

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 5.13 changed to 5.17
    • Malpractice RVU 1.08 changed to 1.10
    • 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

    $462.96changed to$445.66

    • Conversion factor 35.9335 changed to 35.8043
    • Practice expense RVU 5.19 changed to 5.13
    • Malpractice RVU 1.38 changed to 1.08

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $460.66changed to$462.96

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $462.96changed to$460.66

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense RVU 5.18 changed to 5.19
    • Malpractice RVU 1.44 changed to 1.38
    • 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

    $460.14changed to$462.96

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 5.67 changed to 5.18
    • Malpractice RVU 1.51 changed to 1.44
    • 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: $460.14

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$432.06$294.29RVU26D
2026-07-01$432.06$294.29RVU26C
2026-04-01$432.06$294.29RVU26B
2026-01-01$432.06$294.29RVU26A
2025-10-01$416.34$321.41RVU25D
2025-07-01$416.34$321.41RVU25C
2025-04-01$416.34$321.41RVU25B
2025-01-01$416.34$321.41RVU25A
2024-10-01$431.03$330.44RVU24D
2024-07-01$431.03$330.44RVU24C
2024-04-01$431.03$330.44RVU24B
2024-03-09$431.03$330.44RVU24AR
2024-01-01$424.00$325.04RVU24A
2023-10-01$432.53$329.46RVU23D
2023-07-01$432.53$329.46RVU23C
2023-04-01$432.53$329.46RVU23B
2023-01-01$432.53$329.46RVU23A
2022-10-01$433.14$326.74RVU22D
2022-07-01$433.14$326.74RVU22C
2022-04-01$433.14$326.74RVU22B
2022-01-01$433.14$326.74RVU22A
2021-10-01$438.15$328.53RVU21D
2021-07-01$438.15$328.53RVU21C
2021-04-01$438.15$328.53RVU21B
2021-01-01$438.15$328.53RVU21A
2020-10-01$449.88$344.24RVU20D
2020-07-01$449.88$344.24RVU20C
2020-04-01$449.88$344.24RVU20B
2020-01-01$449.88$344.24RVU20A
2019-10-01$451.79$347.19RVU19D
2019-07-01$451.79$347.19RVU19C
2019-04-01$451.79$347.19RVU19B
2019-01-01$451.79$347.19RVU19A
2018-10-01$455.70$348.41RVU18D
2018-07-01$455.70$348.41RVU18C
2018-04-01$455.70$348.41RVU18B
2018-01-01$455.70$348.41RVU18AR1
2017-10-01$448.75$342.51RVU17D
2017-07-01$448.75$342.51RVU17C
2017-04-01$448.75$342.51RVU17B
2017-01-01$448.75$342.51RVU17A
2016-10-01$445.66$336.89RVU16D
2016-07-01$445.66$336.89RVU16C
2016-04-01$445.66$336.89RVU16B
2016-01-01$445.66$336.89RVU16A
2015-10-01$462.96$351.38RVU15D
2015-07-01$462.96$351.38RVU15C
2015-04-01$460.66$349.64RVU15B
2015-01-01$460.66$349.64RVU15A
2014-10-01$462.96$352.62RVU14D
2014-07-01$462.96$352.62RVU14C
2014-04-01$462.96$352.62RVU14B
2014-01-01$462.96$352.62RVU14A
2013-10-01$460.14$344.58RVU13D
2013-07-01$460.14$344.58RVU13C
2013-04-01$460.14$344.58RVU13B
2013-01-01$460.14$344.58RVU13AR

Price 59070 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

59070 billing questions

How does this differ from therapeutic amniocentesis?

This code covers adding fluid to the amniotic cavity through a transabdominal approach. Therapeutic amniocentesis, 59001, covers removing fluid.

Can ultrasound guidance be billed separately?

Ultrasound guidance is included in this code. Do not separately report the guidance for the same infusion.

Should modifier 50 be appended?

No. CMS identifies bilateral adjustment as inappropriate for this service.

What documentation supports reporting the code?

Document the indication, transabdominal access, ultrasound guidance, and fluid instillation. The record should distinguish the infusion from fluid drainage or diagnostic sampling.

How is this handled when another procedure is performed in the same session?

CMS applies the standard multiple-procedure reduction: the highest-valued procedure is paid in full, and other procedures are paid at 50%. The 0-day global period includes same-day preoperative and postoperative care.

May an assistant or co-surgeon be reported?

Assistant-at-surgery payment may be available. Co-surgeons and team surgery are not permitted under the CMS rules for this code.

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 59070PPRRVU2026_Oct_nonQPP.csv, line 6,637 (RVU26D)
Geographic factors for ConnecticutGPCI2026.csv, line 38 (RVU26D)

Open CMS sourceHow we calculate rates

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