Westchester County Health Care Corp.
NPI 1851563340 · Physical Medicine & Rehabilitation Physician · Valhalla, NY
Westchester County Health Care Corp. is a Physical Medicine & Rehabilitation Physician organization in Valhalla, NY (NPI 1851563340).
Provider details
- NPI number
- 1851563340
- Entity type
- Organization
- Primary specialty
- Physical Medicine & Rehabilitation PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Mark Fersko, Sr.v.p., Financial Planning(914) 493-2803
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
Other names (DBA / former)
- Other name
- Physiatry
Registry dates
- Enumerated
- 2008-03-25
- Last updated
- 2008-03-25
Frequently asked questions
- What is Westchester County Health Care Corp.'s NPI number?
- Westchester County Health Care Corp.'s National Provider Identifier (NPI) is 1851563340, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Westchester County Health Care Corp.?
- Westchester County Health Care Corp. is classified in the NPPES registry as Physical Medicine & Rehabilitation Physician (Allopathic & Osteopathic Physicians).
- Where is Westchester County Health Care Corp. located?
- Westchester County Health Care Corp.'s practice location on file with NPPES is 95 Grasslands Rd, Valhalla, NY 10595-1652.
- What is Westchester County Health Care Corp.'s phone number?
- The practice phone number listed in the NPPES registry for Westchester County Health Care Corp. is (914) 493-2961.
- Who is the authorized official for Westchester County Health Care Corp.?
- The authorized official listed on Westchester County Health Care Corp.'s NPPES record is Mark Fersko, Sr.v.p., Financial Planning. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Westchester County Health Care Corp.'s NPI active?
- Yes — Westchester County Health Care Corp.'s NPI (1851563340) is active in the NPPES registry as of the last update on 2008-03-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.