Mathew Birnbaum, MD
Dermatology Physician · Greenlawn, NY
Mathew Birnbaum, MD is a dermatology physician with a practice address in Greenlawn, New York, and NPI 1306334388, issued on Apr 25, 2018. Check the license (New York 315891, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mathew Birnbaum
- Credential
- MD
- Primary taxonomy
- Dermatology Physician 207N00000X
- License number
- 315891 NY
Self-reported in NPPES; status is on the state search - Practice location
- 5 Cuba Hill RD, Greenlawn, NY 11740
- Phone
- (631) 628-5000
- Enumerated
- Apr 25, 2018
- Record last updated
- Jun 8, 2022
- Medicare enrollment
- Enrolled (PECOS I20220711001820); accepts Medicare assignment
- Medical or professional school
- Albert Einstein College Of Medicine Of Yeshiva University, 2018
- Entity
- Type 1 · individual
Also registered at 5 Cuba Hill RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Eric BallecerGastroenterology Physician1760833602
- Tyler Cappello, MDInternal Medicine Physician1538746896
- Cecilia Cassidy, APRN, CDEAdult Health Nurse Practitioner1124410634
Verify Mathew Birnbaum 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 315891Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% more Medicare Part D claims than the average dermatology physician in 2024
925 Medicare Part D claims for 437 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 8% of claims.
Most prescribed
- Triamcinolone Acetonide201 claims
- Hydrocortisone115 claims
- Ketoconazole95 claims
- Clobetasol Propionate66 claims
- Mupirocin64 claims
- Finasteride38 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.
Bills Medicare through one group practice
- North Shore Medical Group OF The Mount Sinai School OF MedicineGreenlawn, 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
- Jules Abadi, MDEast Patchogue, NY1093808966
- Dale Abadir, MDRye Brook, NY1396845798
- Roxanne Abitbol, M.D.Oceanside, NY1841415197
- Brian Abittan, M.D.New York, NY1902284482
- Ariel Abraham, M.D.Southampton, NY1548503063
- Peter Accetta, M.D.Orchard Park, NY1912961467
- Jonas Adalsteinsson, MDNew York, NY1881190635
- Lauren Adams, MDMount Kisco, NY1457679243
- Natnaelle Admassu, MD, MSNew York, NY1154909000
- Prince Adotama, M.D.New York, NY1700273349
Common questions
What is Mathew Birnbaum, MD's NPI number?
Mathew Birnbaum, MD's National Provider Identifier (NPI) is 1306334388, issued on Apr 25, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Mathew Birnbaum, MD located?
The NPPES record lists a practice address at 5 Cuba Hill RD, Greenlawn, NY, 11740. Phone: (631) 628-5000. Providers update this record themselves, so call before visiting.
How can I verify Mathew Birnbaum, MD's license?
NPPES lists New York license number 315891, 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 Mathew Birnbaum, MD prescribe under Medicare Part D?
In 2024, Mathew Birnbaum, MD had 925 Medicare Part D claims for 437 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.