NPPES file of Aug 9, 2026

Kathryn Leigh Riley, M.D.

Dermatology Physician · New York, NY

Kathryn Leigh Riley, M.D. is a dermatology physician with a practice address in New York, New York, and NPI 1538502463, issued on Apr 10, 2013. Check the license on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538502463
Name
Kathryn Leigh Riley
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
130975 OH
Self-reported in NPPES; status is on the state search
Practice location
550 1St Ave, New York, NY 10016
Phone
(212) 263-5506
Enumerated
Apr 10, 2013
Record last updated
May 23, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170705000675); accepts Medicare assignment
Medical or professional school
Toledo Medical College, 2013
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 550 1St Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Clarisse AbanillaPhysician Assistant1598445579
  2. Ehab Abaza, MDInternal Medicine Physician1114507555
  3. Valentino Abballe, M.D.Diagnostic Radiology Physician1710305081
  4. Diana Abbas, MDStudent in an Organized Health Care Education/Training Program1568105633
  5. Germeen AbdelmessihAcute Care Nurse Practitioner1134840028
  6. Kathryn Abe-Ridgway, MDStudent in an Organized Health Care Education/Training Program1629865324

Verify Kathryn Leigh Riley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the ProfessionsCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

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2.3 times the Medicare Part D claims of the average dermatology physician in 2024

1,816 Medicare Part D claims for 470 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.

  1. Kathryn Riley1,816
  2. Specialty average797

Most prescribed

  1. Ketoconazole243 claims
  2. Triamcinolone Acetonide225 claims
  3. Clobetasol Propionate200 claims
  4. Dupixent Pen159 claims
  5. Hydrocortisone95 claims
  6. Minoxidil67 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.

Industry payments in 2024: $231.05

4 payments; by number, the most common kind was food and beverage; the largest payer was Genzyme Corporation. 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.

  1. Kathryn Riley$231.05
  2. Specialty average$8,544.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital affiliation

  1. Cleveland ClinicLorain, OH · Acute Care Hospitals4 of 5 stars

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Kathryn Leigh Riley among 1,211 dermatology physician records in New York

Kathryn Leigh Riley, 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 2013, is newer than 71% of them.

  • NPI issued2013 · 71% of these records are older, 27% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2013 · median 2004 among the 880 with a school on file
  • Record last updated2017 · 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.

The 8 dermatology physician records with the nearest ZIP codes

  1. Timothy Cardozo, MD-PHDNew York, NY 100161386627891
  2. David Cohen, M.D.New York, NY 100161730179680
  3. Alvin Friedman-Kien, MDNew York, NY 100161679546980
  4. Gervaise Gerstner, MDNew York, NY 100161770584195
  5. Elizabeth Goldberg, MDNew York, NY 100161215918438
  6. Kenneth Howe, MDNew York, NY 100161932100245
  7. Edwin Joe, M.D.New York, NY 100161912980129
  8. Dmitry Khasak, MDNew York, NY 100161649258286

Common questions

What is Kathryn Leigh Riley, M.D.'s NPI number?

Kathryn Leigh Riley, M.D.'s National Provider Identifier (NPI) is 1538502463, issued on Apr 10, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Kathryn Leigh Riley, M.D. located?

The NPPES record lists a practice address at 550 1St Ave, New York, NY, 10016. Phone: (212) 263-5506. Providers update this record themselves, so call before visiting.

How can I verify Kathryn Leigh Riley, M.D.'s license?

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 Kathryn Leigh Riley, M.D. prescribe under Medicare Part D?

In 2024, Kathryn Leigh Riley, M.D. had 1,816 Medicare Part D claims for 470 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

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.