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Narayanan Iyer, MD, PHD
NPI 1871723825 · Surgery Physician · New York, NY
Narayanan Iyer, MD, PHD is a Surgery Physician provider in New York, NY (NPI 1871723825).
Provider details
- NPI number
- 1871723825
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, PHD
- Sex
- Male
- Sole proprietor
- No
- License
- P69749 (NY)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(85/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
1275 York Ave, Memorial Sloan Kettering Cancer Center
Dept of Head and Neck Surgery
New York, NY 10065-6007
Phone: (212) 639-4000
Street-level locationGet directions
Mailing address
1233 York Ave
New York, NY 10065-6306
Registry dates
- Enumerated
- 2009-07-23
- Last updated
- 2009-07-23
Frequently asked questions
- What is Narayanan Iyer's NPI number?
- Narayanan Iyer's National Provider Identifier (NPI) is 1871723825, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Narayanan Iyer's specialty?
- Narayanan Iyer is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Narayanan Iyer located?
- Narayanan Iyer's practice location on file with NPPES is 1275 York Ave, Memorial Sloan Kettering Cancer Center, New York, NY 10065-6007.
- What is Narayanan Iyer's phone number?
- The practice phone number listed in the NPPES registry for Narayanan Iyer is (212) 639-4000.
- Is Narayanan Iyer's NPI active?
- Yes — Narayanan Iyer's NPI (1871723825) is active in the NPPES registry as of the last update on 2009-07-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.