Clayton Douglas, MD
NPI 1649834581 · Diagnostic Radiology Physician · Boston, MA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Clayton Douglas, MD is a Diagnostic Radiology Physician provider in Boston, MA (NPI 1649834581).
Provider details
- NPI number
- 1649834581
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- S8299 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 3500 Gaston AveDallas, TX 75246-2017Phone: (214) 820-2361
Registry dates
- Enumerated
- 2019-04-25
- Last updated
- 2024-06-15
- Certified
- 2024-06-15
Frequently asked questions
- What is Clayton Douglas's NPI number?
- Clayton Douglas's National Provider Identifier (NPI) is 1649834581, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Clayton Douglas's specialty?
- Clayton Douglas is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is Clayton Douglas located?
- Clayton Douglas's practice location on file with NPPES is 55 Fruit St, Boston, MA 02114-2621.
- What is Clayton Douglas's phone number?
- The practice phone number listed in the NPPES registry for Clayton Douglas is (617) 643-7860.
- Does Clayton Douglas accept Medicare?
- Clayton Douglas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Clayton Douglas's NPI active?
- Yes — Clayton Douglas's NPI (1649834581) is active in the NPPES registry as of the last update on 2024-06-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.