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Ira Kalfus, MD
NPI 1053681650 · Internal Medicine Physician · New York, NY
Ira Kalfus, MD is a Internal Medicine Physician provider in New York, NY (NPI 1053681650).
Provider details
- NPI number
- 1053681650
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 178151 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(80/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
251 Central Park W
Suite 3a
New York, NY 10024-4134
Phone: (917) 817-7517
Street-level locationGet directions
Mailing address
251 Central Park West
Ny, NY 10024-4111
Registry dates
- Enumerated
- 2012-01-12
- Last updated
- 2012-01-12
Frequently asked questions
- What is Ira Kalfus's NPI number?
- Ira Kalfus's National Provider Identifier (NPI) is 1053681650, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ira Kalfus's specialty?
- Ira Kalfus is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ira Kalfus located?
- Ira Kalfus's practice location on file with NPPES is 251 Central Park W, New York, NY 10024-4134.
- What is Ira Kalfus's phone number?
- The practice phone number listed in the NPPES registry for Ira Kalfus is (917) 817-7517.
- Is Ira Kalfus's NPI active?
- Yes — Ira Kalfus's NPI (1053681650) is active in the NPPES registry as of the last update on 2012-01-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.