William a Unis MD PC
NPI 1891991766 · Orthopaedic Surgery Physician · Bronxville, NY
William a Unis MD PC is a Orthopaedic Surgery Physician organization in Bronxville, NY (NPI 1891991766).
Provider details
- NPI number
- 1891991766
- Entity type
- Organization
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- William Unis, MD(914) 793-0999
- License
- 104483 (NY)
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
18 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
- 2007-06-26
- Last updated
- 2008-06-12
Frequently asked questions
- What is William a Unis MD PC's NPI number?
- William a Unis MD PC's National Provider Identifier (NPI) is 1891991766, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is William a Unis MD PC?
- William a Unis MD PC is classified in the NPPES registry as Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is William a Unis MD PC located?
- William a Unis MD PC's practice location on file with NPPES is 77 Pondfield Rd, Bronxville, NY 10708-3809.
- What is William a Unis MD PC's phone number?
- The practice phone number listed in the NPPES registry for William a Unis MD PC is (914) 793-0999.
- Who is the authorized official for William a Unis MD PC?
- The authorized official listed on William a Unis MD PC's NPPES record is William Unis, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is William a Unis MD PC's NPI active?
- Yes — William a Unis MD PC's NPI (1891991766) is active in the NPPES registry as of the last update on 2008-06-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.