William T. Denman, MD
Anesthesiology Physician · Boston, MA
William T. Denman, MD is an anesthesiology physician with a practice address in Boston, Massachusetts, and NPI 1376533794, issued on Oct 26, 2005. Check the license (Massachusetts 76104, as entered in NPPES) on the Massachusetts Board of Registration in Medicine; the Medicare figures below come from public CMS files.
- Name
- William T. Denman
- Credential
- MD
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- 76104 MA
Self-reported in NPPES; status is on the state search - Practice location
- 55 Fruit St, Boston, MA 02114
- Phone
- (617) 726-3030
- Enumerated
- Oct 26, 2005
- Record last updated
- Jul 13, 2026
- Fax
- (617) 724-8500
- Medicaid ID
- 3093735 MA
- Medicare enrollment
- Enrolled (PECOS I20050421000627); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 2,089 in Massachusetts → Look up another NPI →
Also registered at 55 Fruit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William T. Denman in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMassachusetts Board of Registration in Medicine
Search for license 76104Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Massachusetts General Physicians Organization IncBoston, MA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
William T. Denman among 2,089 anesthesiology physician records in Massachusetts
William T. Denman, MD is one of 2,089 anesthesiology physician records with a practice address in Massachusetts. 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 82% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 71% of these records are
- Graduated1985 · median 2008 among the 1,472 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207L00000X and a Massachusetts practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
1,082 anesthesiology physician records list a practice address in Boston
They are 1,082 of the 41,865 NPPES records with a practice address in Boston, and 2,089 anesthesiology physician records in Massachusetts.
All 2,089 in Massachusetts → Every provider in Boston → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Wei Chao, MD PHDBoston, MA 021141922098730
- Joseph Cotten, MD PHDBoston, MA 021141215927827
- Marianna Crowley, MDBoston, MA 021141093705691
- Martha Gallagher, MDBoston, MA 021141790775476
- Douglas Hansell, MDBoston, MA 021141780674051
- William Kimball, MD PHDBoston, MA 021141942290515
- Jean Kwo, MDBoston, MA 021141275523748
- Carolyn Mehaffey, MDBoston, MA 021141528058880
Common questions
What is William T. Denman, MD's NPI number?
William T. Denman, MD's National Provider Identifier (NPI) is 1376533794, issued on Oct 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William T. Denman, MD located?
The NPPES record lists a practice address at 55 Fruit St, Boston, MA, 02114. Phone: (617) 726-3030. Providers update this record themselves, so call before visiting.
How can I verify William T. Denman, MD's license?
NPPES lists Massachusetts license number 76104, as entered by the provider. Search the Massachusetts Board of Registration in Medicine at https://findmydoctor.mass.gov/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
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.