William Foster, M.D., PH.D.
NPI 1356390462 · Retina Specialist (Ophthalmology) Physician · Montreal
Enrolled with Medicare as Practitioner - Ophthalmology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
William Foster, M.D., PH.D. is a Retina Specialist (Ophthalmology) Physician provider in Montreal (NPI 1356390462).
Provider details
- NPI number
- 1356390462
- Entity type
- Individual
- Primary specialty
- Retina Specialist (Ophthalmology) PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D., PH.D.
- Sex
- Male
- Sole proprietor
- No
- License
- D72604 (MD)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
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
50% 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)
- 5452 US-5Suite HNewport, VT 05855Phone: (855) 250-3937Fax: (855) 250-5500
Registry dates
- Enumerated
- 2006-05-08
- Last updated
- 2025-12-16
- Certified
- 2025-12-16
Frequently asked questions
- What is William Foster's NPI number?
- William Foster's National Provider Identifier (NPI) is 1356390462, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Foster's specialty?
- William Foster is listed in the NPPES registry with a primary specialty of Retina Specialist (Ophthalmology) Physician (Allopathic & Osteopathic Physicians).
- Where is William Foster located?
- William Foster's practice location on file with NPPES is 1100 Avenue Beaumont, Montreal, 335.
- Does William Foster accept Medicare?
- William Foster is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is William Foster's NPI active?
- Yes — William Foster's NPI (1356390462) is active in the NPPES registry as of the last update on 2025-12-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.