Mark A. Singer, D.O.
Internal Medicine Physician · Huntington, NY
Mark A. Singer, D.O. is an internal medicine physician with a practice address in Huntington, New York, and NPI 1477569416, issued on Jul 31, 2006. Check the license (New York 207815-1, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mark A. Singer
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 207815-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 325 Park Ave, Huntington, NY 11743
- Phone
- (631) 351-8487
- Enumerated
- Jul 31, 2006
- Record last updated
- Jul 9, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (631) 351-3729
- Medicaid ID
- 02148543 NY
- Medicare enrollment
- Enrolled (PECOS I20110119000387); accepts Medicare assignment
- Medical or professional school
- New York College Of Osteo Medicine Of New York Institute Of Technology, 1995
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 325 Park Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jessica Caporuscio, M.D.Internal Medicine Physician1346405610
- Gerald Cordani, M.D.Internal Medicine Physician1699785121
Verify Mark A. Singer 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 207815-1Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
51% more Medicare Part D claims than the average internal medicine physician in 2024
4,801 Medicare Part D claims for 653 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium617 claims
- Rosuvastatin Calcium370 claims
- Amlodipine Besylate289 claims
- Losartan Potassium241 claims
- Zolpidem Tartrate208 claims
- Metoprolol Succinate180 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 MedicineHuntington, NY
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mark A. Singer among 12,067 internal medicine physician records in New York
Mark A. Singer, D.O. is one of 12,067 internal medicine physician records with a practice address in New York. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 53% newer
- In a Medicare fileYes · 79% of these records are
- In the CMS Doctors and Clinicians fileYes · 60% of these records are
- Graduated1995 · median 2002 among the 7,221 with a school on file
- Record last updated2008 · 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 207R00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
44 internal medicine physician records list a practice address in Huntington
They are 44 of the 1,923 NPPES records with a practice address in Huntington, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Huntington → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Sterling Alexander, MDHuntington, NY 117431063476901
- Jonathan Boxer, M.D.Huntington, NY 117431942313077
- Gerald Cordani, M.D.Huntington, NY 117431699785121
- Arlene Curry, MDHuntington, NY 117431770547614
- Bruce Feldman, M.D.Huntington, NY 117431407886096
- Michel Ghobrial, M.D.Huntington, NY 117431083663744
- Vijay Gopal, M.D.Huntington, NY 117431336158187
- Saquib Ibrahim, MDHuntington, NY 117431093789539
Common questions
What is Mark A. Singer, D.O.'s NPI number?
Mark A. Singer, D.O.'s National Provider Identifier (NPI) is 1477569416, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark A. Singer, D.O. located?
The NPPES record lists a practice address at 325 Park Ave, Huntington, NY, 11743. Phone: (631) 351-8487. Providers update this record themselves, so call before visiting.
How can I verify Mark A. Singer, D.O.'s license?
NPPES lists New York license number 207815-1, 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 Mark A. Singer, D.O. prescribe under Medicare Part D?
In 2024, Mark A. Singer, D.O. had 4,801 Medicare Part D claims for 653 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.