CPT code 58920: Ovarian surgery, partial tissue removal2026 Medicare rate & RVUs in Delaware

Reports surgical removal of part of an ovary while ovarian tissue remains, rather than cyst-only excision or removal of the entire ovary.

CMS RVU26DEffective Oct 1, 2026One payment locality

In Delaware, Medicare pays $624.22 for 58920 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$624.22Hospital or facility

Check a contract rate as a % of Medicare · 58920 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 58920 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Delaware
  2. What 58920 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 58920 covers

A gynecologic surgeon removes a segment of ovarian tissue while leaving some of the ovary in place. The operation may be performed to excise a focal area or as a tissue-sparing ovarian procedure. The operative report should identify the ovary or ovaries treated, the amount and type of tissue removed, and what ovarian tissue remained. This distinguishes partial ovarian removal from taking a biopsy, removing only a cyst, or removing an entire ovary.

Report the service for partial ovarian tissue excision, whether one or both ovaries are treated; CMS pricing already accounts for bilateral work, so modifier 50 does not increase payment. The major-surgery global period includes the day-before preoperative visit and 90 days of related postoperative care. When multiple procedures occur in the same session, the highest-valued procedure is paid in full and other procedures are subject to the standard 50% multiple-procedure reduction. Assistant-at-surgery services may be paid; co-surgeons require 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 58920

Across 109 of 109 payment localities, the facility rate for 58920 runs from $573.58 in Arkansas to $806.38 in Alaska. Delaware pays $624.22. The RVUs are the same everywhere; the geographic indexes change the dollars.

58920 in Delaware vs other payment areas
  1. Delaware · this page$624.22
  2. Los Angeles, CA · California$656.01+$31.79
  3. Washington, DC area · District of Columbia$690.94+$66.72
  4. Miami, FL · Florida$743.09+$118.87
  5. Chicago, IL · Illinois$723.54+$99.32
  6. Manhattan, NY · New York$724.44+$100.22
  7. Alaska · Alaska$806.38+$182.16

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

Every other payment area

58920 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$579.85
ArkansasArkansas—$573.58
ArizonaArizona—$616.03
Bakersfield, CACalifornia—$628.57
Chico, CACalifornia—$622.79
El Centro, CACalifornia—$623.14
Fresno, CACalifornia—$622.79
Hanford, CACalifornia—$622.79

58920 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
58920 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 58920 in every payment locality

How the 58920 rate is calculated

Each of 58920’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 · 58920

RVUs × geographic indexes × conversion factor

Office or facility?

Work11.65

11.65 RVUs× 1.000 GPCI

Practice expense5.20

5.20 RVUs× 1.000 GPCI

Malpractice2.05

2.05 RVUs× 1.000 GPCI

Adjusted RVUs

18.9000

Conversion factor

$33.4009

Medicare rate

$631.28

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

6,608

Code
58920
Physician work
11.65
Practice expense
5.20
Malpractice
2.05

GPCI2026.csv

40

Locality
Delaware
Physician work
1.005
Practice expense
0.988
Malpractice
0.899
Facility calculation for 58920 in Delaware
ComponentRVULocality factorAdjusted
Physician work11.65× 1.00511.7082
Practice expense5.20× 0.9885.1376
Malpractice2.05× 0.8991.8429
Total RVUs18.6888
Conversion factor× 33.4009

Facility rate, Delaware$624.22

Facility: (11.65 × 1.005 + 5.2 × 0.988 + 2.05 × 0.899) × $33.4009 = $624.22

Open 58920 in the RVU calculator

Payment rules and modifiers for 58920

58920 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 58920

Ovarian surgery, partial tissue removal

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)2Already bilateral by definition: paid once at 100%.
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)0.12/0.74/0.14Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 58920

Ovarian surgery, partial tissue removal

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 51 · payment effect

With and without the modifier

58920 without 51 · national facility

$631.28

Ovarian surgery, partial tissue removal

58920-51 · Second procedure: 50%

$315.64

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 58920 has changed in Delaware

58920 · 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$624.22RVU26D
2026-07-01Not available in this setting$624.22RVU26C
2026-04-01Not available in this setting$624.22RVU26B
2026-01-01Not available in this setting$624.22RVU26A
2025-10-01Not available in this setting$693.68RVU25D
2025-07-01Not available in this setting$693.68RVU25C
2025-04-01Not available in this setting$693.68RVU25B
2025-01-01Not available in this setting$693.68RVU25A
2024-10-01Not available in this setting$715.81RVU24D
2024-07-01Not available in this setting$715.81RVU24C
2024-04-01Not available in this setting$715.81RVU24B
2024-03-09Not available in this setting$715.81RVU24AR
2024-01-01Not available in this setting$704.13RVU24A
2023-10-01Not available in this setting$728.73RVU23D
2023-07-01Not available in this setting$728.73RVU23C
2023-04-01Not available in this setting$728.73RVU23B
2023-01-01Not available in this setting$728.73RVU23A
2022-10-01Not available in this setting$740.95RVU22D
2022-07-01Not available in this setting$740.95RVU22C
2022-04-01Not available in this setting$740.95RVU22B
2022-01-01Not available in this setting$740.95RVU22A
2021-10-01Not available in this setting$739.06RVU21D
2021-07-01Not available in this setting$739.06RVU21C
2021-04-01Not available in this setting$739.06RVU21B
2021-01-01Not available in this setting$739.06RVU21A
2020-10-01Not available in this setting$753.09RVU20D
2020-07-01Not available in this setting$753.09RVU20C
2020-04-01Not available in this setting$753.09RVU20B
2020-01-01Not available in this setting$753.09RVU20A
2019-10-01Not available in this setting$729.14RVU19D
2019-07-01Not available in this setting$729.14RVU19C
2019-04-01Not available in this setting$729.14RVU19B
2019-01-01Not available in this setting$729.14RVU19A
2018-10-01Not available in this setting$722.14RVU18D
2018-07-01Not available in this setting$722.14RVU18C
2018-04-01Not available in this setting$722.14RVU18B
2018-01-01Not available in this setting$722.14RVU18AR1
2017-10-01Not available in this setting$793.83RVU17D
2017-07-01Not available in this setting$793.83RVU17C
2017-04-01Not available in this setting$793.83RVU17B
2017-01-01Not available in this setting$793.83RVU17A
2016-10-01Not available in this setting$802.24RVU16D
2016-07-01Not available in this setting$802.24RVU16C
2016-04-01Not available in this setting$802.24RVU16B
2016-01-01Not available in this setting$802.24RVU16A
2015-10-01Not available in this setting$746.34RVU15D
2015-07-01Not available in this setting$746.34RVU15C
2015-04-01Not available in this setting$742.62RVU15B
2015-01-01Not available in this setting$742.62RVU15A
2014-10-01Not available in this setting$749.12RVU14D
2014-07-01Not available in this setting$749.12RVU14C
2014-04-01Not available in this setting$749.12RVU14B
2014-01-01Not available in this setting$749.12RVU14A
2013-10-01Not available in this setting$706.18RVU13D
2013-07-01Not available in this setting$706.18RVU13C
2013-04-01Not available in this setting$706.18RVU13B
2013-01-01Not available in this setting$706.18RVU13AR

Price 58920 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

58920 billing questions

How is partial ovarian removal different from ovarian cystectomy?

This code describes removal of ovarian tissue itself. For an operation that removes a cyst while preserving the surrounding ovary, consider 58925.

Should modifier 50 be added when both ovaries are treated?

CMS pricing for this code already accounts for bilateral treatment. Modifier 50 does not increase payment.

What should the operative note document?

Document which ovary or ovaries were treated, the ovarian tissue removed, and the tissue that remained. The details should support partial ovarian removal rather than biopsy, cyst-only excision, or complete removal.

Is routine postoperative care separately reported?

Related postoperative care during the 90-day global period is included. The global period also includes the day-before preoperative visit.

How are other procedures in the same session paid?

Under the standard multiple-procedure reduction, the highest-valued procedure is paid in full and other procedures are subject to a 50% reduction.

Can an assistant or co-surgeon be reported?

Assistant-at-surgery services may be paid. Co-surgeons are paid only with 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 58920PPRRVU2026_Oct_nonQPP.csv, line 6,608 (RVU26D)
Geographic factors for DelawareGPCI2026.csv, line 40 (RVU26D)

Open CMS sourceHow we calculate rates

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