Ian Micheal Ahearn, M.D.
Dermatology Physician · New York, NY
Ian Micheal Ahearn, M.D. is a dermatology physician with a practice address in New York, New York, and NPI 1326306135, issued on Apr 30, 2012. Check the license (New York 274040-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Ian Micheal Ahearn
- Credential
- M.D.
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 274040-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- Nyu Langone Medical Center, New York, NY 10010
- Phone
- (212) 263-5250
- Enumerated
- Apr 30, 2012
- Record last updated
- Jul 2, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20160826000733); accepts Medicare assignment
- Medical or professional school
- New York University School Of Medicine, 2012
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 1,211 in New York → Look up another NPI →
Verify Ian Micheal Ahearn in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
Search for license 274040-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- New York UniversityNew York, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ian Micheal Ahearn among 1,211 dermatology physician records in New York
Ian Micheal Ahearn, M.D. is one of 1,211 dermatology physician records with a practice address in New York. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 69% of them.
- NPI issued2012 · 69% of these records are older, 29% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2012 · median 2004 among the 880 with a school on file
- Record last updated2018 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Dermatology Physician providers in New York
There are 1,211 dermatology physician records in New York.
All 1,211 in New York → Every provider in New York → Dermatology Physician nationwide →
The 8 dermatology physician records with the nearest ZIP codes
- Aurel Apple, DONew York, NY 100101558940296
- Cody ArchibaldNew York, NY 100101295379071
- Sumayah Jamal, M.D.New York, NY 100101487643516
- Kiran Mian, D.O.New York, NY 100101942681200
- Gloria Ong, MDNew York, NY 100101528115748
- Sherry Shieh, M.D.New York, NY 100101083696447
- Amy Spizuoco, D.O.New York, NY 100101285952515
- Kathleen Vine, M.D.New York, NY 100101659534410
Common questions
What is Ian Micheal Ahearn, M.D.'s NPI number?
Ian Micheal Ahearn, M.D.'s National Provider Identifier (NPI) is 1326306135, issued on Apr 30, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Ian Micheal Ahearn, M.D. located?
The NPPES record lists a practice address at Nyu Langone Medical Center, New York, NY, 10010. Phone: (212) 263-5250. Providers update this record themselves, so call before visiting.
How can I verify Ian Micheal Ahearn, M.D.'s license?
NPPES lists New York license number 274040-1, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.