CPT code 59001: Amniocentesis, therapeutic fluid reduction2026 Medicare rate & RVUs in New Mexico

Report therapeutic amniocentesis when excess amniotic fluid is withdrawn, commonly to manage symptomatic polyhydramnios rather than obtain a diagnostic sample.

CMS RVU26DEffective Oct 1, 2026One payment locality

In New Mexico, Medicare pays $163.35 for 59001 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$163.35Hospital or facility

Check a contract rate as a % of Medicare · 59001 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 59001 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in New Mexico
  2. What 59001 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 59001 covers

An obstetrician or maternal-fetal medicine specialist uses a needle to remove excess amniotic fluid from the amniotic cavity. The procedure is commonly performed with ultrasound guidance in a hospital or other procedural setting for symptomatic polyhydramnios. Its purpose is fluid reduction, not collection of a sample for prenatal diagnosis.

Choose this code when the documented service is therapeutic fluid removal. The record should support the indication, the amniotic cavity as the treatment site, and the procedure performed. CMS assigns a 0-day global period, so same-day preoperative and postoperative care is included. When multiple procedures are performed in the same session, the highest-valued procedure is paid in full and other procedures are subject to the standard multiple-procedure reduction. Modifier 50 is inappropriate. CMS does not pay an assistant at surgery; 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.

How New Mexico compares for 59001

Across 109 of 109 payment localities, the facility rate for 59001 runs from $136.87 in Wisconsin to $208.41 in Miami, FL. New Mexico pays $163.35. The RVUs are the same everywhere; the geographic indexes change the dollars.

59001 in New Mexico vs other payment areas
  1. New Mexico · this page$163.35
  2. Los Angeles, CA · California$158.86−$4.49
  3. Washington, DC area · District of Columbia$173.92+$10.57
  4. Miami, FL · Florida$208.41+$45.06
  5. Chicago, IL · Illinois$200.72+$37.37
  6. Manhattan, NY · New York$189.10+$25.75
  7. Alaska · Alaska$196.64+$33.29

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

Every other payment area

59001 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$142.33
ArkansasArkansas—$140.26
ArizonaArizona—$154.23
Bakersfield, CACalifornia—$152.32
Chico, CACalifornia—$149.86
El Centro, CACalifornia—$150.01
Fresno, CACalifornia—$149.86
Hanford, CACalifornia—$149.86

59001 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.

View every state and territory as a table
59001 office rate range by state
State / territoryOffice rate rangeLocalities
AKNo published base rate1
ALNo published base rate1
ARNo published base rate1
AZNo published base rate1
CANo published base rate29
CONo published base rate1
CTNo published base rate1
DCNo published base rate1
DENo published base rate1
FLNo published base rate3
GANo published base rate2
GUNo published base rate1
HINo published base rate1
IANo published base rate1
IDNo published base rate1
ILNo published base rate4
INNo published base rate1
KSNo published base rate1
KYNo published base rate1
LANo published base rate2
MANo published base rate2
MDNo published base rate3
MENo published base rate2
MINo published base rate2
MNNo published base rate1
MONo published base rate3
MSNo published base rate1
MTNo published base rate1
NCNo published base rate1
NDNo published base rate1
NENo published base rate1
NHNo published base rate1
NJNo published base rate2
NMNo published base rate1
NVNo published base rate1
NYNo published base rate5
OHNo published base rate1
OKNo published base rate1
ORNo published base rate2
PANo published base rate2
PRNo published base rate1
RINo published base rate1
SCNo published base rate1
SDNo published base rate1
TNNo published base rate1
TXNo published base rate8
UTNo published base rate1
VANo published base rate2
VINo published base rate1
VTNo published base rate1
WANo published base rate2
WINo published base rate1
WVNo published base rate1
WYNo published base rate1

See 59001 in every payment locality

How the 59001 rate is calculated

Each of 59001’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 · 59001

RVUs × geographic indexes × conversion factor

Office or facility?

Work2.93

2.93 RVUs× 1.000 GPCI

Practice expense0.92

0.92 RVUs× 1.000 GPCI

Malpractice0.93

0.93 RVUs× 1.000 GPCI

Adjusted RVUs

4.7800

Conversion factor

$33.4009

Medicare rate

$159.66

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

The exact New Mexico inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

6,625

Code
59001
Physician work
2.93
Practice expense
0.92
Malpractice
0.93

GPCI2026.csv

77

Locality
New Mexico
Physician work
1.000
Practice expense
0.917
Malpractice
1.201
Facility calculation for 59001 in New Mexico
ComponentRVULocality factorAdjusted
Physician work2.93× 1.0002.9300
Practice expense0.92× 0.9170.8436
Malpractice0.93× 1.2011.1169
Total RVUs4.8906
Conversion factor× 33.4009

Facility rate, New Mexico$163.35

Facility: (2.93 × 1 + 0.92 × 0.917 + 0.93 × 1.201) × $33.4009 = $163.35

Open 59001 in the RVU calculator

Payment rules and modifiers for 59001

The CMS indicators that decide how 59001 is paid alongside other services.

CMS payment indicators · 59001

Amniocentesis, therapeutic fluid reduction

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

59001 without 51 · national facility

$159.66

Amniocentesis, therapeutic fluid reduction

59001-51 · Second procedure: 50%

$79.83

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

How 59001 has changed in New Mexico

59001 · Office / nonfacility

Rate unavailable

Effective 2026-10-01

A rate is unavailable in one of these releases, so a change cannot be calculated.

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
Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01Not available in this setting$163.35RVU26D
2026-07-01Not available in this setting$163.35RVU26C
2026-04-01Not available in this setting$163.35RVU26B
2026-01-01Not available in this setting$163.35RVU26A
2025-10-01Not available in this setting$173.45RVU25D
2025-07-01Not available in this setting$173.45RVU25C
2025-04-01Not available in this setting$173.45RVU25B
2025-01-01Not available in this setting$173.45RVU25A
2024-10-01Not available in this setting$178.98RVU24D
2024-07-01Not available in this setting$178.98RVU24C
2024-04-01Not available in this setting$178.98RVU24B
2024-03-09Not available in this setting$178.98RVU24AR
2024-01-01Not available in this setting$176.06RVU24A
2023-10-01Not available in this setting$180.72RVU23D
2023-07-01Not available in this setting$180.72RVU23C
2023-04-01Not available in this setting$180.72RVU23B
2023-01-01Not available in this setting$180.72RVU23A
2022-10-01Not available in this setting$181.71RVU22D
2022-07-01Not available in this setting$181.71RVU22C
2022-04-01Not available in this setting$181.71RVU22B
2022-01-01Not available in this setting$181.71RVU22A
2021-10-01Not available in this setting$181.81RVU21D
2021-07-01Not available in this setting$181.81RVU21C
2021-04-01Not available in this setting$181.81RVU21B
2021-01-01Not available in this setting$181.81RVU21A
2020-10-01Not available in this setting$188.55RVU20D
2020-07-01Not available in this setting$188.55RVU20C
2020-04-01Not available in this setting$188.55RVU20B
2020-01-01Not available in this setting$188.55RVU20A
2019-10-01Not available in this setting$188.53RVU19D
2019-07-01Not available in this setting$188.53RVU19C
2019-04-01Not available in this setting$188.53RVU19B
2019-01-01Not available in this setting$188.53RVU19A
2018-10-01Not available in this setting$189.31RVU18D
2018-07-01Not available in this setting$189.31RVU18C
2018-04-01Not available in this setting$189.31RVU18B
2018-01-01Not available in this setting$189.31RVU18AR1
2017-10-01Not available in this setting$188.38RVU17D
2017-07-01Not available in this setting$188.38RVU17C
2017-04-01Not available in this setting$188.38RVU17B
2017-01-01Not available in this setting$188.38RVU17A
2016-10-01Not available in this setting$186.89RVU16D
2016-07-01Not available in this setting$186.89RVU16C
2016-04-01Not available in this setting$186.89RVU16B
2016-01-01Not available in this setting$186.89RVU16A
2015-10-01Not available in this setting$188.73RVU15D
2015-07-01Not available in this setting$188.73RVU15C
2015-04-01Not available in this setting$187.79RVU15B
2015-01-01Not available in this setting$187.79RVU15A
2014-10-01Not available in this setting$186.52RVU14D
2014-07-01Not available in this setting$186.52RVU14C
2014-04-01Not available in this setting$186.52RVU14B
2014-01-01Not available in this setting$186.52RVU14A
2013-10-01Not available in this setting$179.86RVU13D
2013-07-01Not available in this setting$179.86RVU13C
2013-04-01Not available in this setting$179.86RVU13B
2013-01-01Not available in this setting$179.86RVU13AR

Price 59001 for an earlier date of service

Where the New Mexico rate applies

New Mexico is a Medicare payment area, not a city. Our Census mapping connects it to 528 cities and communities in New Mexico. Some span more than one payment area; confirm with the service ZIP.

  • Abeytas
  • Abiquiu
  • Acomita Lake
  • Adelino
  • Agua Fria
  • Alamillo
  • Alamo
  • Alamogordo

Browse all communities in New Mexico

59001 billing questions

How does this differ from 59000?

Use 59001 for therapeutic removal of excess amniotic fluid. Code 59000 is for diagnostic amniocentesis, where fluid is sampled for testing.

What should the record support?

Document the therapeutic indication, that fluid was removed from the amniotic cavity, and the procedure performed. The note should make clear that the service was fluid reduction rather than diagnostic sampling.

Is modifier 50 appropriate?

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

How does the 0-day global period affect same-day care?

Same-day preoperative and postoperative care is included in the procedure's payment.

What happens when another procedure is performed in the same session?

Under the standard multiple-procedure rule, the highest-valued procedure is paid in full and other procedures are reduced. CMS does not pay an assistant at surgery, 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 59001PPRRVU2026_Oct_nonQPP.csv, line 6,625 (RVU26D)
Geographic factors for New MexicoGPCI2026.csv, line 77 (RVU26D)

Open CMS sourceHow we calculate rates

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