Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Bruce Alden Thayer, M.D.
Surgery Physician in Newton, MA · enumerated 2005.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1003815366
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Registry record
Entity type Individual (Type 1)
Name Bruce Alden Thayer
Credential M.D.
Sex Male
Practice address 2000 Washington St, Suite 665, Newton, MA, 02462
Phone (617) 243-3724
Fax (617) 243-9993
Enumeration date Jul 19, 2005
Last updated in NPPES Jul 13, 2026
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
Other identifiers
| Identifier | Type | State | Issuer |
|---|---|---|---|
| 2019159 | Medicaid | MA | - |
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Bruce Thayer?
The National Provider Identifier (NPI) for Bruce Thayer is 1003815366, a Type 1 (individual) record in the CMS NPPES registry.
Where does Bruce Thayer practice?
The practice location on file with NPPES is in Newton, MA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Paul Gryska Surgery Physician · Newton, MA NPI 1568468700 Morton Kahan Surgery Physician · Newton, MA NPI 1215933320 Joanna Sentissi Surgery Physician · Newton, MA NPI 1750387874 Don Goldenberg Rheumatology Physician · Newton, MA NPI 1992701502 John Long Urology Physician · Newton, MA NPI 1568460541 Jeffrey Lamont Urology Physician · Newton, MA NPI 1154329134 George Kornitzer Urology Physician · Newton, MA NPI 1699773689 Newton-Wellesley Urology, PC Urology Physician · Newton, MA NPI 1114925104
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-13.