William R. Butler, M.D.
Surgery Physician · Bridgeport, CT
William R. Butler, M.D. is a surgery physician with a practice address in Bridgeport, Connecticut, and NPI 1124087226, issued on Mar 20, 2006. Check the license (Connecticut 033726, as entered in NPPES) on the Connecticut Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- William R. Butler
- Credential
- M.D.
- Primary taxonomy
- Surgery Physician 208600000X
- License number
- 033726 CT
Self-reported in NPPES; status is on the state search - Practice location
- 226 Mill Hill Ave, Bridgeport, CT 06610
- Phone
- (203) 384-3873
- Enumerated
- Mar 20, 2006
- Record last updated
- Sep 9, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (203) 384-3829
- Medicaid ID
- 001337262 CT
- Entity
- Type 1 · individual
8 nearest surgery physician records → All 360 in Connecticut → Look up another NPI →
Also registered at 226 Mill Hill Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Yaw Adjepong, MDInternal Medicine Physician1831168996
- Syeda Afrin, D.O.Internal Medicine Physician1689993446
- Stephanie Albino, OTR/LPediatric Occupational Therapist1255505426
- Abigail Alvarez-Quiles, LCSWClinical Social Worker1639763980
- Frederick Apiado, M.D.Internal Medicine Physician1225211097
- Vivian ArgentoInternal Medicine Physician1285684720
Verify William R. Butler in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersConnecticut Medical Examining Board
Search for license 033726Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average surgery physician in 2024
51 Medicare Part D claims, against an average of 147 among the 20,115 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The MIPS final score for 2023 (Medicare payment program): 93.3 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
William R. Butler among 360 surgery physician records in Connecticut
William R. Butler, M.D. is one of 360 surgery physician records with a practice address in Connecticut. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 9% of them.
- NPI issued2006 · 9% of these records are older, 49% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2015 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208600000X and a Connecticut practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Surgery Physician providers in Connecticut
There are 360 surgery physician records in Connecticut.
All 360 in Connecticut → Every provider in Bridgeport → Surgery Physician nationwide →
The 8 surgery physician records with the nearest ZIP codes
- Najib Allabadi, MDBridgeport, CT 066101538692256
- Walter Cholewczynski, M.D.Bridgeport, CT 066101679542666
- Richard Garvey, MDBridgeport, CT 066101841350964
- Andrew Kenler, M.D.Bridgeport, CT 066101104885169
- Mary Pronovost, M.D.Bridgeport, CT 066101851350011
- Alisa Savetamal, MDBridgeport, CT 066101245342575
- Luis Suarez-Rodriguez, M.D.Bridgeport, CT 066101780948141
- Timothy Ehrlich, M.D.Trumbull, CT 066111568411973
Common questions
What is William R. Butler, M.D.'s NPI number?
William R. Butler, M.D.'s National Provider Identifier (NPI) is 1124087226, issued on Mar 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William R. Butler, M.D. located?
The NPPES record lists a practice address at 226 Mill Hill Ave, Bridgeport, CT, 06610. Phone: (203) 384-3873. Providers update this record themselves, so call before visiting.
How can I verify William R. Butler, M.D.'s license?
NPPES lists Connecticut license number 033726, as entered by the provider. Search the Connecticut Medical Examining Board at https://www.elicense.ct.gov/Lookup/LicenseLookup.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does William R. Butler, M.D. prescribe under Medicare Part D?
In 2024, William R. Butler, M.D. had 51 Medicare Part D claims; the average among surgery physician prescribers was 147. Part D covers Medicare prescriptions only.
What is William R. Butler, M.D.'s MIPS final score?
The 2023 MIPS final score is 93.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.