WILLIAM R BUTLER (M.D.) – Surgery Physician, NPI 1124087226

WILLIAM R BUTLER (M.D.) is a healthcare provider. based in Bridgeport, Connecticut. specializing in Surgery Physician. They hold the professional credentials M.D.. They hold a License No. 033726 (CT). The NPI Number for WILLIAM R BUTLER (M.D.) is 1124087226

Main info

Male
37 Years Of Experience
Accepts Medicare Assignment
Name
WILLIAM R BUTLER (M.D.)
NPI
1124087226
Phone
(203) 384-3873
Address
PO BOX 5246
Enumeration Date
20 March 2006
Last Update Date
9 September 2015

Doctor Profile

Medical School Name
OTHER
Secondary Phone
2033843000
Graduation Year
1989 (37 years ago)
PAC ID
8921092024
Group Practice PAC ID
1254233836
Professional Enrollment ID
I20040412001439
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience54
Completeness75
Years active:20State licenses:1Digital endpointsOther names

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Provider Addresses for WILLIAM R BUTLER (M.D.)

  • Bridgeport Post Office, Golden Hill Street, Bridgeport Downtown South Historic District, East Bridgeport, Bridgeport, Greater Bridgeport Planning Region, Connecticut, 06604, United States

    BRIDGEPORT, CT 066100246

    Phone: (203) 384-3873

    Fax: (203) 384-3829

    Type: Mailing

  • 226, Mill Hill Avenue, Historic East Side, Bridgeport, Fairfield County, Connecticut, 06610, United States

    3RD FLOOR

    BRIDGEPORT, CT 066102811

    Phone: (203) 384-3873

    Fax: (203) 384-3829

    Type: Location

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

No Open Payments data available for this provider.

This can happen when there are no reportable CMS Open Payments records.

Medicare Enrollment & Revalidation

Source: CMS public data · Not endorsed by CMS ·

Educational use only—not medical, billing, or legal advice.

PECOS enrollment status

Participating (accepts Medicare assignment)

Enrollment effective: 2004-04-12

PECOS data refreshed: 2026-05-27

Medicare revalidation (CMS due date list)

Due date not assigned yet

CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.

Enrollment records

1

Earliest due date

Not assigned (TBD)

CMS data updated

2026-06-01

Revalidation progress

  1. Medicare enrolled
  2. On CMS revalidation list
  3. Due date assigned
  4. Revalidate in PECOS

CMS enrollment records

Enrollment IDTypeSpecialtyStateDue date
I20040412001439IGeneral SurgeryCTTBD

What to do next

  • No action required while the due date shows TBD.
  • Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
  • Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.

Verify on CMS Revalidation Lookup Tool

Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS

Medicare Utilization (FFS)

Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·

Educational use only—not medical, billing, or legal advice.

No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 06610)

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Provider's Procedures

WILLIAM R BUTLER (M.D.) performs procedures in Surgery Physician. See the list of HCPCS codes below.
SpecialtyPractice State
HCPCS Code
Description
Service Count
Beneficiary Count
GENERAL SURGERYCT11042Removal of skin and tissue first 20 sq cm or less5128

Group practice members

Group practice members are other physicians who share the same Group Practice PAC ID with this doctor. When doctors form a group practice and register in PECOS as a single entity, they receive a shared identification number. This table lists all providers in the same group practice.
PAC ID: 1254233836View full group profile
NameSpecialtyState
Interventional Cardiology, Cardiovascular Disease (Cardiology)CT
-CT
-CT
Internal MedicineNJ
Hospitalist, Internal MedicineCT
-CT
-CT
Internal MedicineCT
Nurse PractitionerCT
Physician AssistantCT

Reviews

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Frequently asked questions

How do I look up WILLIAM R BUTLER (M.D.) by NPI?
Use NPI 1124087226 when you need to reference WILLIAM R BUTLER (M.D.) in forms, claims, or directories.
Is WILLIAM R BUTLER (M.D.) active in the national directory?
WILLIAM R BUTLER (M.D.)'s public NPI profile is in an active state.
Does WILLIAM R BUTLER (M.D.) list a primary specialty?
If you are matching referrals, note Surgery Physician for WILLIAM R BUTLER (M.D.). Clinical services aligned with this taxonomy classification.
What location shows for WILLIAM R BUTLER (M.D.)?
We surface Bridgeport, Connecticut for WILLIAM R BUTLER (M.D.) based on available NPPES addresses.
Does Medicare enrollment show here?
Medicare enrollment screens are separate from the basic NPI extract shown here.

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