Walter Sperling, M.D.
NPI 1871687384 · Internal Medicine Physician · Ellenville, NY
Walter Sperling, M.D. is a Internal Medicine Physician provider in Ellenville, NY (NPI 1871687384).
Provider details
- NPI number
- 1871687384
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 095044 (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
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
- 2006-10-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is Walter Sperling's NPI number?
- Walter Sperling's National Provider Identifier (NPI) is 1871687384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Walter Sperling's specialty?
- Walter Sperling is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Walter Sperling located?
- Walter Sperling's practice location on file with NPPES is 60 Center Street, Ellenville, NY 12428.
- What is Walter Sperling's phone number?
- The practice phone number listed in the NPPES registry for Walter Sperling is (845) 647-5300.
- Is Walter Sperling's NPI active?
- Yes — Walter Sperling's NPI (1871687384) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.