NPPES file of Aug 9, 2026

Aisleen Diaz, MD

Dermatology Physician · New York, NY

Aisleen Diaz, MD is a dermatology physician with a practice address in New York, New York, and NPI 1366910580, issued on Nov 6, 2018. Check the license (New York 326904, as entered in NPPES) 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
1366910580
Name
Aisleen Diaz
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
326904 NY
Self-reported in NPPES; status is on the state search
Practice location
4 W 58TH St FL 13, New York, NY 10019
Phone
(646) 906-9614
Enumerated
Nov 6, 2018
Record last updated
Jul 16, 2024
Medicare enrollment
Enrolled (PECOS I20240723004571); accepts Medicare assignment
Medical or professional school
Ponce School Of Medicine, 2020
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 4 W 58TH St FL 13

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

  1. Kaylan Pustover, DODermatology Physician1871901918

Verify Aisleen Diaz in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 326904
    Check 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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89% fewer Medicare Part D claims than the average dermatology physician in 2024

87 Medicare Part D claims for 28 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 15% of claims.

  1. Aisleen Diaz87
  2. Specialty average797

Most prescribed

  1. Ketoconazole28 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: $950.91

23 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, 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.

  1. Aisleen Diaz$950.91
  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.

Bills Medicare through one group practice

  1. Spring Street Dermatology, PLLCNew York, NY

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Dermatology Physician providers in New York

There are 1,211 dermatology physician records in New York.

Other dermatology physician records in New York

  1. Jules Abadi, MDEast Patchogue, NY1093808966
  2. Dale Abadir, MDRye Brook, NY1396845798
  3. Roxanne Abitbol, M.D.Oceanside, NY1841415197
  4. Brian Abittan, M.D.New York, NY1902284482
  5. Ariel Abraham, M.D.Southampton, NY1548503063
  6. Peter Accetta, M.D.Orchard Park, NY1912961467
  7. Jonas Adalsteinsson, MDNew York, NY1881190635
  8. Lauren Adams, MDMount Kisco, NY1457679243
  9. Natnaelle Admassu, MD, MSNew York, NY1154909000
  10. Prince Adotama, M.D.New York, NY1700273349

Common questions

What is Aisleen Diaz, MD's NPI number?

Aisleen Diaz, MD's National Provider Identifier (NPI) is 1366910580, issued on Nov 6, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Aisleen Diaz, MD located?

The NPPES record lists a practice address at 4 W 58TH St FL 13, New York, NY, 10019. Phone: (646) 906-9614. Providers update this record themselves, so call before visiting.

How can I verify Aisleen Diaz, MD's license?

NPPES lists New York license number 326904, 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 Aisleen Diaz, MD prescribe under Medicare Part D?

In 2024, Aisleen Diaz, MD had 87 Medicare Part D claims for 28 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.