Ian Holzman, M.D.
NPI 1023085727 · Neonatal-Perinatal Medicine Physician · New York, NY
Ian Holzman, M.D. is a Neonatal-Perinatal Medicine Physician provider in New York, NY (NPI 1023085727).
Provider details
- NPI number
- 1023085727
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
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
83% 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
- 2006-03-02
- Last updated
- 2013-03-26
Frequently asked questions
- What is Ian Holzman's NPI number?
- Ian Holzman's National Provider Identifier (NPI) is 1023085727, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ian Holzman's specialty?
- Ian Holzman is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ian Holzman located?
- Ian Holzman's practice location on file with NPPES is 1 Gustave L Levy Pl, New York, NY 10029-6500.
- What is Ian Holzman's phone number?
- The practice phone number listed in the NPPES registry for Ian Holzman is (212) 241-6186.
- Is Ian Holzman's NPI active?
- Yes — Ian Holzman's NPI (1023085727) is active in the NPPES registry as of the last update on 2013-03-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.