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

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, 2026109 payment localities

Medicare pays $403.48 for 59070 nationally in the office and $275.56 in a hospital or facility. Local office rates run $351.93–$494.77.

Medicare rate · 59070

Amnioinfusion, transabdominal approach

Office or facility?

Work RVUs
5.11
Total RVUs
12.08
Global days
000

National rate · 2026

$403.48

Office setting, before claim adjustments.

See every locality for 59070 →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 59070 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 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.

Where 59070 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

$351.93 to $494.77

$351.93$423.35$494.77
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

59070 office and facility rates by payment locality
Payment localityOfficeFacility
Alabama$357.56$245.62
Alaska$475.97$339.73
Arizona$390.11$266.15
Arkansas$351.93$242.04
Atlanta, GA$417.79$287.82
Austin, TX$407.96$272.62
Bakersfield, CA$402.56$262.35
Baltimore area, MD$432.14$294.87
Beaumont, TX$383.56$267.15
Brazoria, TX$391.27$264.49

59070 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.

$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

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.

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

59070 compared with similar codes

Compare codes · National

4 codes, side by side

Office or facility?

  • 59070

    Amnioinfusion, transabdominal approach5.11 wRVU

    $403.48

  • 59001

    Amniocentesis, therapeutic fluid reduction2.93 wRVU

    Not priced

  • 59074

    Fetal fluid drainage, with ultrasound guidance5.11 wRVU

    $388.45−$15.03

  • 59076

    Fetal shunt, ultrasound-guided placement8.77 wRVU

    Not priced

How to choose

59001AmniocentesisTherapeutic fluid reduction
Choose 59070 for transabdominal fluid instillation into the amniotic cavity. Choose 59001 when the therapeutic procedure removes amniotic fluid.
59074Fetal fluid drainageWith ultrasound guidance
59074 covers ultrasound-guided drainage of fetal fluid, not infusion into the amniotic cavity.
59076Fetal shuntUltrasound-guided placement
59076 reports fetal shunt placement with ultrasound guidance. It is not the code for direct transabdominal amniotic fluid infusion.

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)

Open CMS sourceHow we calculate rates

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