CPT code 51520: Bladder diverticulectomy, via cystotomy2026 Medicare rate & RVUs in Connecticut

Report 51520 for open excision of one or more bladder diverticula through cystotomy, rather than for tumor removal or partial cystectomy.

CMS RVU26DEffective Oct 1, 2026One payment locality

In Connecticut, Medicare pays $573.14 for 51520 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$573.14Hospital or facility

Check a contract rate as a % of Medicare · 51520 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 51520 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Connecticut
  2. What 51520 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 51520 covers

51520 represents an open bladder operation in which the surgeon enters the bladder through a cystotomy and removes one or more bladder diverticula. A diverticulum is an outpouching of the bladder wall; this service is distinct from transurethral removal of an intravesical tumor. Urologists typically perform it in an operating room when operative excision of the diverticulum is planned.

Choose 51520 when the operative work is excision of bladder diverticulum through cystotomy, whether one or multiple diverticula are removed. The operative report should identify the diverticulum or diverticula and describe the cystotomy and excision, distinguishing the service from tumor removal or a broader partial cystectomy. CMS assigns a 90-day major-surgery global period: the day-before preoperative visit and 90 days of related postoperative care are included. When other procedures are performed in the same session, the highest-valued procedure is paid in full and others are subject to the standard multiple-procedure reduction. Modifier 50 is inappropriate. Assistant-at-surgery payment may be made; 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 Connecticut compares for 51520

Across 109 of 109 payment localities, the facility rate for 51520 runs from $499.71 in Arkansas to $702.24 in Alaska. Connecticut pays $573.14. The RVUs are the same everywhere; the geographic indexes change the dollars.

51520 in Connecticut vs other payment areas
  1. Connecticut · this page$573.14
  2. Los Angeles, CA · California$574.51+$1.37
  3. Washington, DC area · District of Columbia$597.33+$24.19
  4. Miami, FL · Florida$617.24+$44.10
  5. Chicago, IL · Illinois$603.40+$30.26
  6. Manhattan, NY · New York$618.33+$45.19
  7. Alaska · Alaska$702.24+$129.10

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

Every other payment area

51520 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$504.61
ArkansasArkansas—$499.71
ArizonaArizona—$532.99
Bakersfield, CACalifornia—$550.13
Chico, CACalifornia—$546.32
El Centro, CACalifornia—$546.53
Fresno, CACalifornia—$546.32
Hanford, CACalifornia—$546.32

51520 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
51520 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 51520 in every payment locality

How the 51520 rate is calculated

Each of 51520’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 · 51520

RVUs × geographic indexes × conversion factor

Office or facility?

Work9.95

9.95 RVUs× 1.000 GPCI

Practice expense5.06

5.06 RVUs× 1.000 GPCI

Malpractice1.29

1.29 RVUs× 1.000 GPCI

Adjusted RVUs

16.3000

Conversion factor

$33.4009

Medicare rate

$544.43

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

The exact Connecticut inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

6,027

Code
51520
Physician work
9.95
Practice expense
5.06
Malpractice
1.29

GPCI2026.csv

38

Locality
Connecticut
Physician work
1.020
Practice expense
1.077
Malpractice
1.210
Facility calculation for 51520 in Connecticut
ComponentRVULocality factorAdjusted
Physician work9.95× 1.02010.1490
Practice expense5.06× 1.0775.4496
Malpractice1.29× 1.2101.5609
Total RVUs17.1595
Conversion factor× 33.4009

Facility rate, Connecticut$573.14

Facility: (9.95 × 1.02 + 5.06 × 1.077 + 1.29 × 1.21) × $33.4009 = $573.14

Open 51520 in the RVU calculator

Payment rules and modifiers for 51520

51520 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 51520

Bladder diverticulectomy, via cystotomy

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)0The 150% bilateral adjustment doesn’t apply.
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)0.08/0.83/0.09Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 51520

Bladder diverticulectomy, via cystotomy

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

51520 without 51 · national facility

$544.43

Bladder diverticulectomy, via cystotomy

51520-51 · Second procedure: 50%

$272.22

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 51520 has changed in Connecticut

51520 · 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$573.14RVU26D
2026-07-01Not available in this setting$573.14RVU26C
2026-04-01Not available in this setting$573.14RVU26B
2026-01-01Not available in this setting$573.14RVU26A
2025-10-01Not available in this setting$616.73RVU25D
2025-07-01Not available in this setting$616.73RVU25C
2025-04-01Not available in this setting$616.73RVU25B
2025-01-01Not available in this setting$616.73RVU25A
2024-10-01Not available in this setting$629.95RVU24D
2024-07-01Not available in this setting$629.95RVU24C
2024-04-01Not available in this setting$629.95RVU24B
2024-03-09Not available in this setting$629.95RVU24AR
2024-01-01Not available in this setting$619.67RVU24A
2023-10-01Not available in this setting$631.77RVU23D
2023-07-01Not available in this setting$631.77RVU23C
2023-04-01Not available in this setting$631.77RVU23B
2023-01-01Not available in this setting$631.77RVU23A
2022-10-01Not available in this setting$638.36RVU22D
2022-07-01Not available in this setting$638.36RVU22C
2022-04-01Not available in this setting$638.36RVU22B
2022-01-01Not available in this setting$638.36RVU22A
2021-10-01Not available in this setting$640.73RVU21D
2021-07-01Not available in this setting$640.73RVU21C
2021-04-01Not available in this setting$640.73RVU21B
2021-01-01Not available in this setting$640.73RVU21A
2020-10-01Not available in this setting$657.93RVU20D
2020-07-01Not available in this setting$657.93RVU20C
2020-04-01Not available in this setting$657.93RVU20B
2020-01-01Not available in this setting$657.93RVU20A
2019-10-01Not available in this setting$661.64RVU19D
2019-07-01Not available in this setting$661.64RVU19C
2019-04-01Not available in this setting$661.64RVU19B
2019-01-01Not available in this setting$661.64RVU19A
2018-10-01Not available in this setting$661.66RVU18D
2018-07-01Not available in this setting$661.66RVU18C
2018-04-01Not available in this setting$661.66RVU18B
2018-01-01Not available in this setting$661.66RVU18AR1
2017-10-01Not available in this setting$660.35RVU17D
2017-07-01Not available in this setting$660.35RVU17C
2017-04-01Not available in this setting$660.35RVU17B
2017-01-01Not available in this setting$660.35RVU17A
2016-10-01Not available in this setting$659.42RVU16D
2016-07-01Not available in this setting$659.42RVU16C
2016-04-01Not available in this setting$659.42RVU16B
2016-01-01Not available in this setting$659.42RVU16A
2015-10-01Not available in this setting$654.95RVU15D
2015-07-01Not available in this setting$654.95RVU15C
2015-04-01Not available in this setting$651.69RVU15B
2015-01-01Not available in this setting$651.69RVU15A
2014-10-01Not available in this setting$642.80RVU14D
2014-07-01Not available in this setting$642.80RVU14C
2014-04-01Not available in this setting$642.80RVU14B
2014-01-01Not available in this setting$642.80RVU14A
2013-10-01Not available in this setting$623.90RVU13D
2013-07-01Not available in this setting$623.90RVU13C
2013-04-01Not available in this setting$623.90RVU13B
2013-01-01Not available in this setting$623.90RVU13AR

Price 51520 for an earlier date of service

Where the Connecticut rate applies

Connecticut is a Medicare payment area, not a city. Our Census mapping connects it to 215 cities and communities in Connecticut. Some span more than one payment area; confirm with the service ZIP.

  • Ansonia
  • Ball Pond
  • Baltic
  • Bantam
  • Bethel
  • Bethlehem Village
  • Bigelow Corners
  • Blue Hills

Browse all communities in Connecticut

51520 billing questions

When should 51520 be used instead of 51525?

Use 51520 for excision of a bladder diverticulum through cystotomy. Use 51525 when the cystotomy is for excision of a bladder tumor.

Is each diverticulum reported as a separate unit?

No. The code covers excision of a single diverticulum or multiple diverticula; the number removed alone does not establish separate units.

Does the 90-day global period include postoperative care?

Yes. The day-before preoperative visit and 90 days of related postoperative care are included in the major-surgery global period.

Can modifier 50 be reported?

No. CMS identifies bilateral adjustment as inappropriate for this descriptor and anatomy.

How are other procedures in the same session paid?

The highest-valued procedure is paid in full, and other procedures are subject to the standard multiple-procedure reduction. An assistant at surgery may be paid; co-surgeons require supporting documentation, and 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 51520PPRRVU2026_Oct_nonQPP.csv, line 6,027 (RVU26D)
Geographic factors for ConnecticutGPCI2026.csv, line 38 (RVU26D)

Open CMS sourceHow we calculate rates

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