William C. Walsh, M.D.
NPI 1699807578 · Orthopaedic Surgery Physician · Winchester, MA
William C. Walsh, M.D. is a Orthopaedic Surgery Physician organization in Winchester, MA (NPI 1699807578).
Provider details
- NPI number
- 1699807578
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- William Walsh, Owner(781) 729-1867
- License
- 55693 (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
19 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
- 2007-03-09
- Last updated
- 2007-07-16
Frequently asked questions
- What is William C. Walsh, M.D.'s NPI number?
- William C. Walsh, M.D.'s National Provider Identifier (NPI) is 1699807578, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William C. Walsh, M.D.?
- William C. Walsh, M.D. is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William C. Walsh, M.D. located?
- William C. Walsh, M.D.'s practice location on file with NPPES is 955 Main St, Winchester, MA 01890-1961.
- What is William C. Walsh, M.D.'s phone number?
- The practice phone number listed in the NPPES registry for William C. Walsh, M.D. is (781) 729-1867.
- Who is the authorized official for William C. Walsh, M.D.?
- The authorized official listed on William C. Walsh, M.D.'s NPPES record is William Walsh, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William C. Walsh, M.D.'s NPI active?
- Yes — William C. Walsh, M.D.'s NPI (1699807578) is active in the NPPES registry as of the last update on 2007-07-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.