Ian William Tattersall, MD, PHD
Dermatology Physician · New York, NY
Ian William Tattersall, MD, PHD is a dermatology physician with a practice address in New York, New York, and NPI 1700248143, issued on Mar 24, 2016. Check the license (New York 304817, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Ian William Tattersall
- Credential
- MD, PHD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 304817 NY
Self-reported in NPPES; status is on the state search - Practice location
- 240 E 38TH St FL 12, New York, NY 10016
- Phone
- (212) 263-5250
- Enumerated
- Mar 24, 2016
- Record last updated
- Jun 1, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20200713002618); accepts Medicare assignment
- Medical or professional school
- Columbia University College Of Physicians And Surgeons, 2016
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest dermatology physician records → All 1,211 in New York → Look up another NPI →
Also registered at 240 E 38TH St FL 12
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Sydney Liang, MDDermatology Physician1528527421
- Emily Milam, MDDermatology Physician1316300296
- Akshay Pulavarty, MDStudent in an Organized Health Care Education/Training Program1699463174
- Arianna StromeStudent in an Organized Health Care Education/Training Program1902555378
Verify Ian William Tattersall 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 304817Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% more Medicare Part D claims than the average dermatology physician in 2024
1,460 Medicare Part D claims for 341 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 16% of claims.
Most prescribed
- Triamcinolone Acetonide201 claims
- Dupixent Pen151 claims
- Ketoconazole142 claims
- Hydrocortisone120 claims
- Clobetasol Propionate103 claims
- Mupirocin95 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 84.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $3,900.00
2 payments; by number, the most common kind was consulting fee; the largest payer was Emd Serono Research & Development Institute, Inc. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
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 William Tattersall among 1,211 dermatology physician records in New York
Ian William Tattersall, MD, PHD 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 2016, is newer than 78% of them.
- NPI issued2016 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 87% of these records are
- In the CMS Doctors and Clinicians fileYes · 73% of these records are
- Graduated2016 · median 2004 among the 880 with a school on file
- Record last updated2021 · 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
- Timothy Cardozo, MD-PHDNew York, NY 100161386627891
- David Cohen, M.D.New York, NY 100161730179680
- Alvin Friedman-Kien, MDNew York, NY 100161679546980
- Gervaise Gerstner, MDNew York, NY 100161770584195
- Elizabeth Goldberg, MDNew York, NY 100161215918438
- Kenneth Howe, MDNew York, NY 100161932100245
- Edwin Joe, M.D.New York, NY 100161912980129
- Dmitry Khasak, MDNew York, NY 100161649258286
Common questions
What is Ian William Tattersall, MD, PHD's NPI number?
Ian William Tattersall, MD, PHD's National Provider Identifier (NPI) is 1700248143, issued on Mar 24, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Ian William Tattersall, MD, PHD located?
The NPPES record lists a practice address at 240 E 38TH St FL 12, New York, NY, 10016. Phone: (212) 263-5250. Providers update this record themselves, so call before visiting.
How can I verify Ian William Tattersall, MD, PHD's license?
NPPES lists New York license number 304817, 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.
How much does Ian William Tattersall, MD, PHD prescribe under Medicare Part D?
In 2024, Ian William Tattersall, MD, PHD had 1,460 Medicare Part D claims for 341 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.
What is Ian William Tattersall, MD, PHD's MIPS final score?
The 2023 MIPS final score is 84.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.