CPT code 28305: Midfoot osteotomy, with autograft2026 Medicare rate & RVUs in Delaware

Reports a midtarsal bone osteotomy using autograft, such as a grafted medial cuneiform procedure during surgical correction of flexible flatfoot.

CMS RVU26DEffective Oct 1, 2026One payment locality122 Medicare services in 2024

In Delaware, Medicare pays $619.21 for 28305 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$619.21Hospital or facility

Check a contract rate as a % of Medicare · 28305 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 28305 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Delaware
  2. What 28305 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 28305 covers

The surgeon makes a controlled cut through a midtarsal bone, adjusts its position or shape, and uses autogenous bone graft as part of the reconstruction. A familiar example is a grafted medial cuneiform osteotomy during reconstruction of flexible flatfoot. Orthopedic foot-and-ankle surgeons and podiatric surgeons perform these procedures in an operating room, commonly in a hospital or ambulatory surgery center.

Report this code when the operative work is a midtarsal osteotomy with autograft; code 28304 describes the related midtarsal osteotomy without autograft. The operative report should identify the bone treated, the osteotomy and correction performed, and use of autograft. CMS assigns a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. In a same-session multiple-procedure claim, the highest-valued procedure is paid in full and other procedures at 50%. Bilateral reporting with modifier 50 is paid at 150%. Assistant-at-surgery services may be paid; co-surgeon payment requires supporting documentation, and team surgery is 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 Delaware compares for 28305

Across 109 of 109 payment localities, the facility rate for 28305 runs from $569.09 in Arkansas to $792.37 in Alaska. Delaware pays $619.21. The RVUs are the same everywhere; the geographic indexes change the dollars.

28305 in Delaware vs other payment areas
  1. Delaware · this page$619.21
  2. Los Angeles, CA · California$663.54+$44.33
  3. Washington, DC area · District of Columbia$689.77+$70.56
  4. Miami, FL · Florida$712.07+$92.86
  5. Chicago, IL · Illinois$694.59+$75.38
  6. Manhattan, NY · New York$713.71+$94.50
  7. Alaska · Alaska$792.37+$173.16

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

Every other payment area

28305 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$575.26
ArkansasArkansas—$569.09
ArizonaArizona—$611.02
Bakersfield, CACalifornia—$633.56
Chico, CACalifornia—$629.15
El Centro, CACalifornia—$629.41
Fresno, CACalifornia—$629.15
Hanford, CACalifornia—$629.15

28305 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.

View every state and territory as a table
28305 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 28305 in every payment locality

How the 28305 rate is calculated

Each of 28305’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 · 28305

RVUs × geographic indexes × conversion factor

Office or facility?

Work10.50

10.50 RVUs× 1.000 GPCI

Practice expense6.70

6.70 RVUs× 1.000 GPCI

Malpractice1.52

1.52 RVUs× 1.000 GPCI

Adjusted RVUs

18.7200

Conversion factor

$33.4009

Medicare rate

$625.26

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

The exact Delaware inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

3,182

Code
28305
Physician work
10.50
Practice expense
6.70
Malpractice
1.52

GPCI2026.csv

40

Locality
Delaware
Physician work
1.005
Practice expense
0.988
Malpractice
0.899
Facility calculation for 28305 in Delaware
ComponentRVULocality factorAdjusted
Physician work10.50× 1.00510.5525
Practice expense6.70× 0.9886.6196
Malpractice1.52× 0.8991.3665
Total RVUs18.5386
Conversion factor× 33.4009

Facility rate, Delaware$619.21

Facility: (10.5 × 1.005 + 6.7 × 0.988 + 1.52 × 0.899) × $33.4009 = $619.21

Open 28305 in the RVU calculator

Payment rules and modifiers for 28305

28305 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 28305

Midfoot osteotomy, with autograft

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)1Permitted with supporting documentation.
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 · 28305

Midfoot osteotomy, with autograft

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

28305 without 50 · national facility

$625.26

Midfoot osteotomy, with autograft

28305-50 · Bilateral: 150%

$937.89

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 28305 has changed in Delaware

28305 · 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$619.21RVU26D
2026-07-01Not available in this setting$619.21RVU26C
2026-04-01Not available in this setting$619.21RVU26B
2026-01-01Not available in this setting$619.21RVU26A
2025-10-01Not available in this setting$661.03RVU25D
2025-07-01Not available in this setting$661.03RVU25C
2025-04-01Not available in this setting$661.03RVU25B
2025-01-01Not available in this setting$661.03RVU25A
2024-10-01Not available in this setting$677.61RVU24D
2024-07-01Not available in this setting$677.61RVU24C
2024-04-01Not available in this setting$677.61RVU24B
2024-03-09Not available in this setting$677.61RVU24AR
2024-01-01Not available in this setting$666.55RVU24A
2023-10-01Not available in this setting$680.60RVU23D
2023-07-01Not available in this setting$680.60RVU23C
2023-04-01Not available in this setting$680.60RVU23B
2023-01-01Not available in this setting$680.60RVU23A
2022-10-01Not available in this setting$697.88RVU22D
2022-07-01Not available in this setting$697.88RVU22C
2022-04-01Not available in this setting$697.88RVU22B
2022-01-01Not available in this setting$697.88RVU22A
2021-10-01Not available in this setting$696.67RVU21D
2021-07-01Not available in this setting$696.67RVU21C
2021-04-01Not available in this setting$696.67RVU21B
2021-01-01Not available in this setting$696.67RVU21A
2020-10-01Not available in this setting$705.42RVU20D
2020-07-01Not available in this setting$705.42RVU20C
2020-04-01Not available in this setting$705.42RVU20B
2020-01-01Not available in this setting$705.42RVU20A
2019-10-01Not available in this setting$698.26RVU19D
2019-07-01Not available in this setting$698.26RVU19C
2019-04-01Not available in this setting$698.26RVU19B
2019-01-01Not available in this setting$698.26RVU19A
2018-10-01Not available in this setting$705.82RVU18D
2018-07-01Not available in this setting$705.82RVU18C
2018-04-01Not available in this setting$705.82RVU18B
2018-01-01Not available in this setting$705.82RVU18AR1
2017-10-01Not available in this setting$703.22RVU17D
2017-07-01Not available in this setting$703.22RVU17C
2017-04-01Not available in this setting$703.22RVU17B
2017-01-01Not available in this setting$703.22RVU17A
2016-10-01Not available in this setting$703.09RVU16D
2016-07-01Not available in this setting$703.09RVU16C
2016-04-01Not available in this setting$703.09RVU16B
2016-01-01Not available in this setting$703.09RVU16A
2015-10-01Not available in this setting$689.87RVU15D
2015-07-01Not available in this setting$689.87RVU15C
2015-04-01Not available in this setting$686.44RVU15B
2015-01-01Not available in this setting$686.44RVU15A
2014-10-01Not available in this setting$665.59RVU14D
2014-07-01Not available in this setting$665.59RVU14C
2014-04-01Not available in this setting$665.59RVU14B
2014-01-01Not available in this setting$665.59RVU14A
2013-10-01Not available in this setting$664.50RVU13D
2013-07-01Not available in this setting$664.50RVU13C
2013-04-01Not available in this setting$664.50RVU13B
2013-01-01Not available in this setting$664.50RVU13AR

Price 28305 for an earlier date of service

Where the Delaware rate applies

Delaware is a Medicare payment area, not a city. Our Census mapping connects it to 79 cities and communities in Delaware. Some span more than one payment area; confirm with the service ZIP.

  • Arden
  • Ardencroft
  • Ardentown
  • Bear
  • Bellefonte
  • Bethany Beach
  • Bethel
  • Blades

Browse all communities in Delaware

28305 billing questions

How does this differ from 28304?

Both describe a midtarsal osteotomy, but this code includes use of autograft. Use 28304 for the corresponding osteotomy without autograft.

What documentation supports reporting this code?

Document the midtarsal bone treated, the osteotomy and correction performed, and that autograft was used as part of the reconstruction.

Does the code include routine postoperative care?

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

How is bilateral surgery reported?

CMS identifies this as a bilateral procedure. Modifier 50 is paid at 150%.

Can an assistant or co-surgeon be reported?

Assistant-at-surgery services may be paid. Co-surgeon payment requires supporting documentation; team surgery is 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 28305PPRRVU2026_Oct_nonQPP.csv, line 3,182 (RVU26D)
Geographic factors for DelawareGPCI2026.csv, line 40 (RVU26D)

Open CMS sourceHow we calculate rates

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