William Denison, M.D.
NPI 1124006911 · Diagnostic Radiology Physician · Newton, MA
Enrolled with Medicare as Practitioner - Diagnostic Radiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Denison, M.D. is a Diagnostic Radiology Physician provider in Newton, MA (NPI 1124006911).
Provider details
- NPI number
- 1124006911
- Entity type
- Individual
- Primary specialty
- Diagnostic Radiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 81669 (MA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-01-03
- Last updated
- 2011-10-17
Frequently asked questions
- What is William Denison's NPI number?
- William Denison's National Provider Identifier (NPI) is 1124006911, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Denison's specialty?
- William Denison is listed in the NPPES registry with a primary specialty of Diagnostic Radiology Physician (Allopathic & Osteopathic Physicians).
- Where is William Denison located?
- William Denison's practice location on file with NPPES is 2014 Washington Street, Newton, MA 02462.
- What is William Denison's phone number?
- The practice phone number listed in the NPPES registry for William Denison is (617) 243-6162.
- Does William Denison accept Medicare?
- William Denison is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Denison's NPI active?
- Yes — William Denison's NPI (1124006911) is active in the NPPES registry as of the last update on 2011-10-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.