CPT code 27179: Femoral osteotomy, head or neck revision2026 Medicare rate & RVUs in New Mexico

Corrective surgery at the femoral head or neck that reshapes proximal femoral alignment, reported when an osteotomy addresses a documented structural deformity.

CMS RVU26DEffective Oct 1, 2026One payment locality

In New Mexico, Medicare pays $894.17 for 27179 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$894.17Hospital or facility

Check a contract rate as a % of Medicare · 27179 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 27179 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in New Mexico
  2. What 27179 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 27179 covers

An orthopedic surgeon uses an osteotomy at the proximal femur to revise alignment or shape around the femoral head and neck. The operation is performed in a surgical setting for a structural deformity requiring correction at this location; the operative plan and technique distinguish it from hip replacement or repair of a fracture-related nonunion. Internal fixation may be used as part of the correction.

Report the code when the operative record supports revision of the femoral head or neck by osteotomy, rather than a different procedure on the hip or femur. Documentation should identify the deformity, the exact bone level treated, the corrective work, and fixation performed. The code has a 90-day global period, including the day-before preoperative visit and related postoperative care. In a same-session multiple-procedure claim, the highest-valued procedure is paid in full and other procedures are subject to the standard 50% reduction. Bilateral reporting with modifier 50 is paid at 150%. An assistant at surgery may be paid; 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 27179

Across 109 of 109 payment localities, the facility rate for 27179 runs from $807.10 in Arkansas to $1,110.51 in Alaska. New Mexico pays $894.17. The RVUs are the same everywhere; the geographic indexes change the dollars.

27179 in New Mexico vs other payment areas
  1. New Mexico · this page$894.17
  2. Los Angeles, CA · California$954.19+$60.02
  3. Washington, DC area · District of Columbia$1,001.98+$107.81
  4. Miami, FL · Florida$1,066.86+$172.69
  5. Chicago, IL · Illinois$1,034.64+$140.47
  6. Manhattan, NY · New York$1,046.88+$152.71
  7. Alaska · Alaska$1,110.51+$216.34

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

Every other payment area

27179 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$817.68
ArkansasArkansas—$807.10
ArizonaArizona—$878.93
Bakersfield, CACalifornia—$908.23
Chico, CACalifornia—$900.23
El Centro, CACalifornia—$900.71
Fresno, CACalifornia—$900.23
Hanford, CACalifornia—$900.23

27179 rates by state

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

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Local rates. Clear comparisons.

Hover or focus a tile to see its rate range. Select it to open the state’s fee schedule.

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27179 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 27179 in every payment locality

How the 27179 rate is calculated

Each of 27179’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 · 27179

RVUs × geographic indexes × conversion factor

Office or facility?

Work13.62

13.62 RVUs× 1.000 GPCI

Practice expense10.53

10.53 RVUs× 1.000 GPCI

Malpractice2.91

2.91 RVUs× 1.000 GPCI

Adjusted RVUs

27.0600

Conversion factor

$33.4009

Medicare rate

$903.83

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

2,778

Code
27179
Physician work
13.62
Practice expense
10.53
Malpractice
2.91

GPCI2026.csv

77

Locality
New Mexico
Physician work
1.000
Practice expense
0.917
Malpractice
1.201
Facility calculation for 27179 in New Mexico
ComponentRVULocality factorAdjusted
Physician work13.62× 1.00013.6200
Practice expense10.53× 0.9179.6560
Malpractice2.91× 1.2013.4949
Total RVUs26.7709
Conversion factor× 33.4009

Facility rate, New Mexico$894.17

Facility: (13.62 × 1 + 10.53 × 0.917 + 2.91 × 1.201) × $33.4009 = $894.17

Open 27179 in the RVU calculator

Payment rules and modifiers for 27179

27179 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 27179

Femoral osteotomy, head or neck revision

RuleCMS valueWhat it means
Global period090Major surgery: the day before, the day of, and 90 days after are included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
Bilateral (modifier 50)1Bilateral with modifier 50 pays 150% of the fee schedule amount.
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.
Split (54/55/56)0.10/0.69/0.21Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 27179

Femoral osteotomy, head or neck revision

90-day global period ends

Dec 30, 2026

Covers Sep 30, 2026 through Dec 30, 2026 (92 days, including the day before surgery).

Visit on Oct 31, 2026

Day 30 of the 90-day post-op period: related follow-up care is included in the surgical payment.

  • 24Unrelated E/M visit by the same physician
  • 79Unrelated procedure (starts its own global period)
  • 58Staged, more extensive, or therapy procedure that was planned
  • 78Unplanned return to the operating room for a related complication
SurgeryVisit
Sep 23, 2026Jan 10, 2027

Pre-op dayGlobal period

What modifiers do to the payment

Modifier 50 · payment effect

With and without the modifier

27179 without 50 · national facility

$903.83

Femoral osteotomy, head or neck revision

27179-50 · Bilateral: 150%

$1,355.75

Both sides on one line with modifier 50 are paid at 150% of the fee schedule amount (subject to multiple-procedure rules with other procedures).

When to use modifier 50

How 27179 has changed in New Mexico

27179 · 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$894.17RVU26D
2026-07-01Not available in this setting$894.17RVU26C
2026-04-01Not available in this setting$894.17RVU26B
2026-01-01Not available in this setting$894.17RVU26A
2025-10-01Not available in this setting$942.71RVU25D
2025-07-01Not available in this setting$942.71RVU25C
2025-04-01Not available in this setting$942.71RVU25B
2025-01-01Not available in this setting$942.71RVU25A
2024-10-01Not available in this setting$962.67RVU24D
2024-07-01Not available in this setting$962.67RVU24C
2024-04-01Not available in this setting$962.67RVU24B
2024-03-09Not available in this setting$962.67RVU24AR
2024-01-01Not available in this setting$946.95RVU24A
2023-10-01Not available in this setting$970.56RVU23D
2023-07-01Not available in this setting$970.56RVU23C
2023-04-01Not available in this setting$970.56RVU23B
2023-01-01Not available in this setting$970.56RVU23A
2022-10-01Not available in this setting$979.59RVU22D
2022-07-01Not available in this setting$979.59RVU22C
2022-04-01Not available in this setting$979.59RVU22B
2022-01-01Not available in this setting$979.59RVU22A
2021-10-01Not available in this setting$980.42RVU21D
2021-07-01Not available in this setting$980.42RVU21C
2021-04-01Not available in this setting$980.42RVU21B
2021-01-01Not available in this setting$980.42RVU21A
2020-10-01Not available in this setting$1,002.01RVU20D
2020-07-01Not available in this setting$1,002.01RVU20C
2020-04-01Not available in this setting$1,002.01RVU20B
2020-01-01Not available in this setting$1,002.01RVU20A
2019-10-01Not available in this setting$1,010.62RVU19D
2019-07-01Not available in this setting$1,010.62RVU19C
2019-04-01Not available in this setting$994.44RVU19B
2019-01-01Not available in this setting$994.44RVU19A
2018-10-01Not available in this setting$1,006.72RVU18D
2018-07-01Not available in this setting$1,006.72RVU18C
2018-04-01Not available in this setting$1,006.72RVU18B
2018-01-01Not available in this setting$1,006.72RVU18AR1
2017-10-01Not available in this setting$973.40RVU17D
2017-07-01Not available in this setting$973.40RVU17C
2017-04-01Not available in this setting$973.40RVU17B
2017-01-01Not available in this setting$973.40RVU17A
2016-10-01Not available in this setting$990.40RVU16D
2016-07-01Not available in this setting$990.40RVU16C
2016-04-01Not available in this setting$990.40RVU16B
2016-01-01Not available in this setting$990.40RVU16A
2015-10-01Not available in this setting$996.73RVU15D
2015-07-01Not available in this setting$996.73RVU15C
2015-04-01Not available in this setting$991.77RVU15B
2015-01-01Not available in this setting$991.77RVU15A
2014-10-01Not available in this setting$971.40RVU14D
2014-07-01Not available in this setting$971.40RVU14C
2014-04-01Not available in this setting$971.40RVU14B
2014-01-01Not available in this setting$971.40RVU14A
2013-10-01Not available in this setting$948.17RVU13D
2013-07-01Not available in this setting$948.17RVU13C
2013-04-01Not available in this setting$948.17RVU13B
2013-01-01Not available in this setting$948.17RVU13AR

Price 27179 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

27179 billing questions

How is this different from treatment of a slipped femoral epiphysis?

Choose this code when the documented operation revises the femoral head or neck by osteotomy. Codes 27175–27178 describe specific treatment approaches for slipped femoral epiphysis, so the procedure performed and indication guide selection.

How does this differ from code 27170?

Code 27170 describes repair of femoral head or neck nonunion or malunion with grafting. This code is for corrective revision by osteotomy, not a graft-based repair.

What documentation supports reporting this code?

Document the structural problem, the femoral head or neck level addressed, the osteotomy and corrective objective, and any fixation. The operative report should make clear how the work differs from a replacement or graft repair.

Are related postoperative visits included?

Yes. The 90-day global period includes the day-before preoperative visit and 90 days of related postoperative care.

How is bilateral surgery reported?

When the procedure is performed bilaterally, report modifier 50; CMS pays the bilateral procedure at 150%.

Can an assistant or co-surgeon be reported?

An assistant at surgery may be paid. Co-surgeons and team surgery are not permitted 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 27179PPRRVU2026_Oct_nonQPP.csv, line 2,778 (RVU26D)
Geographic factors for New MexicoGPCI2026.csv, line 77 (RVU26D)

Open CMS sourceHow we calculate rates

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