Mark B. Panish, MD
Internal Medicine Physician · Hempstead, NY
Mark B. Panish, MD is an internal medicine physician with a practice address in Hempstead, New York, and NPI 1962441154, issued on Jun 5, 2006. Check the license (New York 147977, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.
- Name
- Mark B. Panish
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- 147977 NY
Self-reported in NPPES; status is on the state search - Practice location
- 226 Clinton St, Hempstead, NY 11550
- Phone
- (516) 483-2020
- Enumerated
- Jun 5, 2006
- Record last updated
- Nov 10, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (516) 560-1895
- Medicaid ID
- 01723115 NY
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 12,067 in New York → Look up another NPI →
Also registered at 226 Clinton St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mark B. Panish 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 147977Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average internal medicine physician in 2024
194 Medicare Part D claims for 21 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.
Most prescribed
- Rosuvastatin Calcium16 claims
- Losartan Potassium15 claims
- Levothyroxine Sodium13 claims
- Amlodipine Besylate11 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: $17.48
1 payment: food and beverage; the largest payer was Boston Scientific Corporation. The 50,334 providers of this specialty with any payment received $1,303.06 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Mark B. Panish among 12,067 internal medicine physician records in New York
Mark B. Panish, MD 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 fileNo · 60% of these records are
- Record last updated2016 · 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).
21 internal medicine physician records list a practice address in Hempstead
They are 21 of the 1,003 NPPES records with a practice address in Hempstead, and 12,067 internal medicine physician records in New York.
All 12,067 in New York → Every provider in Hempstead → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Syed Ahmad, MDHempstead, NY 115501902982739
- Daniel Benasher, M.D.Hempstead, NY 115501780927558
- Alicia Cain, M.D.Hempstead, NY 115501831313329
- Mahidul Chowduary, MDHempstead, NY 115501962063255
- Lesly Honore, MD, DPMHempstead, NY 115501689716052
- Naseem Hussaini, M.D.Hempstead, NY 115501306872221
- Roshan Kothandaram, M.DHempstead, NY 115501346325958
- Olukayode Ojutiku, M.DHempstead, NY 115501669455929
Common questions
What is Mark B. Panish, MD's NPI number?
Mark B. Panish, MD's National Provider Identifier (NPI) is 1962441154, issued on Jun 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mark B. Panish, MD located?
The NPPES record lists a practice address at 226 Clinton St, Hempstead, NY, 11550. Phone: (516) 483-2020. Providers update this record themselves, so call before visiting.
How can I verify Mark B. Panish, MD's license?
NPPES lists New York license number 147977, 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 B. Panish, MD prescribe under Medicare Part D?
In 2024, Mark B. Panish, MD had 194 Medicare Part D claims for 21 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.