Hildy Saperstein, MD
NPI 1639126451 · Gynecology Physician · Valley Stream, NY
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hildy Saperstein, MD is a Gynecology Physician provider in Valley Stream, NY (NPI 1639126451).
Provider details
- NPI number
- 1639126451
- Entity type
- Individual
- Primary specialty
- Gynecology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 171537 (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
20 yrs in NPPES registry
- Profile completeness38% of score
100% 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)
- 350 South BroadwayHicksville, NY 11801-5006Phone: (516) 938-0100Fax: (516) 938-0120
Registry dates
- Enumerated
- 2006-05-27
- Last updated
- 2019-09-26
Frequently asked questions
- What is Hildy Saperstein's NPI number?
- Hildy Saperstein's National Provider Identifier (NPI) is 1639126451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hildy Saperstein's specialty?
- Hildy Saperstein is listed in the NPPES registry with a primary specialty of Gynecology Physician (Allopathic & Osteopathic Physicians).
- Where is Hildy Saperstein located?
- Hildy Saperstein's practice location on file with NPPES is 260 W Sunrise Hwy, Valley Stream, NY 11581-1011.
- What is Hildy Saperstein's phone number?
- The practice phone number listed in the NPPES registry for Hildy Saperstein is (516) 825-3600.
- Does Hildy Saperstein accept Medicare?
- Hildy Saperstein is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hildy Saperstein's NPI active?
- Yes — Hildy Saperstein's NPI (1639126451) is active in the NPPES registry as of the last update on 2019-09-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.