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Warren Johnson, MD
NPI 1942398227 · Infectious Disease Physician · New York, NY
Warren Johnson, MD is a Infectious Disease Physician provider in New York, NY (NPI 1942398227).
Provider details
- NPI number
- 1942398227
- Entity type
- Individual
- Primary specialty
- Infectious Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 091545 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
International Health Care Service, 440 East 69th Street
New York, NY 10021
Phone: (212) 746-1601
Fax: (212) 746-8978
Street-level locationGet directions
Mailing address
International Health Care Service, 440 East 69th Street
New York, NY 10021
Registry dates
- Enumerated
- 2006-10-11
- Last updated
- 2007-07-08
Frequently asked questions
- What is Warren Johnson's NPI number?
- Warren Johnson's National Provider Identifier (NPI) is 1942398227, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Warren Johnson's specialty?
- Warren Johnson is listed in the NPPES registry with a primary specialty of Infectious Disease Physician (Allopathic & Osteopathic Physicians).
- Where is Warren Johnson located?
- Warren Johnson's practice location on file with NPPES is International Health Care Service, 440 East 69th Street, New York, NY 10021.
- What is Warren Johnson's phone number?
- The practice phone number listed in the NPPES registry for Warren Johnson is (212) 746-1601.
- Is Warren Johnson's NPI active?
- Yes — Warren Johnson's NPI (1942398227) 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.