Martin Keltz, M.D.
NPI 1750381877 · Reproductive Endocrinology Physician · Purchase, NY
Enrolled with Medicare as Practitioner - Obstetrics/Gynecology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Martin Keltz, M.D. is a Reproductive Endocrinology Physician provider in Purchase, NY (NPI 1750381877).
Provider details
- NPI number
- 1750381877
- Entity type
- Individual
- Primary specialty
- Reproductive Endocrinology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 185223-1 (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
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
- 2005-07-29
- Last updated
- 2014-12-17
Frequently asked questions
- What is Martin Keltz's NPI number?
- Martin Keltz's National Provider Identifier (NPI) is 1750381877, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Martin Keltz's specialty?
- Martin Keltz is listed in the NPPES registry with a primary specialty of Reproductive Endocrinology Physician (Allopathic & Osteopathic Physicians).
- Where is Martin Keltz located?
- Martin Keltz's practice location on file with NPPES is 3030 Westchester Ave, Purchase, NY 10577.
- What is Martin Keltz's phone number?
- The practice phone number listed in the NPPES registry for Martin Keltz is (914) 848-8800.
- Does Martin Keltz accept Medicare?
- Martin Keltz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Martin Keltz's NPI active?
- Yes — Martin Keltz's NPI (1750381877) is active in the NPPES registry as of the last update on 2014-12-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.