Roy Welker, MD
NPI 1083671770 · Internal Medicine Physician · Jamaica Plain, MA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Roy Welker, MD is a Internal Medicine Physician provider in Jamaica Plain, MA (NPI 1083671770).
Provider details
- NPI number
- 1083671770
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 73169 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-04-27
- Last updated
- 2023-06-08
- Certified
- 2023-06-08
Frequently asked questions
- What is Roy Welker's NPI number?
- Roy Welker's National Provider Identifier (NPI) is 1083671770, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Roy Welker's specialty?
- Roy Welker is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Roy Welker located?
- Roy Welker's practice location on file with NPPES is 150 S Huntington Ave, Jamaica Plain, MA 02130-4817.
- What is Roy Welker's phone number?
- The practice phone number listed in the NPPES registry for Roy Welker is (617) 687-9085.
- Does Roy Welker accept Medicare?
- Roy Welker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Roy Welker's NPI active?
- Yes — Roy Welker's NPI (1083671770) is active in the NPPES registry as of the last update on 2023-06-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.