NPPES file of Aug 9, 2026

Verena Isak, MD

Dermatology Physician · New York, NY

Verena Isak, MD is a dermatology physician with a practice address in New York, New York, and NPI 1376171876, issued on Mar 30, 2020. 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
1376171876
Name
Verena Isak
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
25MA12325500 NJ
Self-reported in NPPES; status is on the state search
Practice location
100 E 77TH St, New York, NY 10075
Phone
(212) 434-2000
Enumerated
Mar 30, 2020
Record last updated
Sep 11, 2024
Medicare enrollment
Enrolled (PECOS I20240826002172); accepts Medicare assignment
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 100 E 77TH St

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

  1. Mohamed Aboseria, MDStudent in an Organized Health Care Education/Training Program1225616345
  2. Bincy Abraham, NPFamily Nurse Practitioner1427309947
  3. Abduljabar Adi, MDStudent in an Organized Health Care Education/Training Program1376346957
  4. Arzu Adiguzel, ACNPAcute Care Nurse Practitioner1598019127
  5. Alexia Adler, DNP, AGACNPAcute Care Nurse Practitioner1689593915
  6. Yeshayahu AdonolemRegistered Nurse1235055930

Verify Verena Isak 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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79% fewer Medicare Part D claims than the average dermatology physician in 2024

164 Medicare Part D claims for 59 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D.

  1. Verena Isak164
  2. Specialty average797

Most prescribed

  1. Clobetasol Propionate23 claims
  2. Ketoconazole22 claims
  3. Triamcinolone Acetonide19 claims
  4. Metronidazole11 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: $757.14

16 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie 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. Verena Isak$757.14
  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. Schweiger Dermatology PCHackensack, NJ

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

Verena Isak among 1,211 dermatology physician records in New York

Verena Isak, MD 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 2020, is newer than 91% of them.

  • NPI issued2020 · 91% of these records are older, 6% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 73% of these records are
  • Graduated2018 · median 2004 among the 880 with a school on file
  • Record last updated2024 · 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. Andrew Alexis, MDNew York, NY 100751285625160
  2. Sultan Alsalem, MD, MMSCNew York, NY 100751811413131
  3. Leon Demar, MDNew York, NY 100751780645416
  4. Lewis Feder, M.D.New York, NY 100751679630370
  5. Lenora Felderman, MDNew York, NY 100751235264011
  6. Rachel GolpanianNew York, NY 100751982282687
  7. Michele Green, MDNew York, NY 100751689752404
  8. Monica Halem, MDNew York, NY 100751891996302

Common questions

What is Verena Isak, MD's NPI number?

Verena Isak, MD's National Provider Identifier (NPI) is 1376171876, issued on Mar 30, 2020. An NPI identifies a provider in billing; it is not a license.

Where is Verena Isak, MD located?

The NPPES record lists a practice address at 100 E 77TH St, New York, NY, 10075. Phone: (212) 434-2000. Providers update this record themselves, so call before visiting.

How can I verify Verena Isak, MD'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 Verena Isak, MD prescribe under Medicare Part D?

In 2024, Verena Isak, MD had 164 Medicare Part D claims for 59 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.