Lewis M. Zemsky, M.D.
Orthopaedic Surgery Physician · Piscataway, NJ
Lewis M. Zemsky, M.D. is an orthopaedic surgery physician with a practice address in Piscataway, New Jersey, and NPI 1699826339, issued on Jan 16, 2007. Check the license (New Jersey 25MA03190400, as entered in NPPES) on the New Jersey State Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Lewis M. Zemsky
- Credential
- M.D.
- Primary taxonomy
- Orthopaedic Surgery Physician 207X00000X
- License number
- 25MA03190400 NJ
Self-reported in NPPES; status is on the state search - Practice location
- 1132 S Washington Ave, Piscataway, NJ 08854
- Phone
- (732) 752-8484
- Enumerated
- Jan 16, 2007
- Record last updated
- Mar 17, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (732) 424-1124
- Medicaid ID
- 0486604 NJ
- Entity
- Type 1 · individual
8 nearest orthopaedic surgery physician records → All 690 in New Jersey → Look up another NPI →
Also registered at 1132 S Washington Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Andrew Piskun, M.D.Orthopaedic Surgery Physician1265583074
Verify Lewis M. Zemsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNew Jersey State Board of Medical Examiners
Search for license 25MA03190400Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average orthopaedic surgery physician in 2024
40 Medicare Part D claims, against an average of 346 among the 16,516 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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.
Lewis M. Zemsky among 690 orthopaedic surgery physician records in New Jersey
Lewis M. Zemsky, M.D. is one of 690 orthopaedic surgery physician records with a practice address in New Jersey. 80% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 58% of them.
- NPI issued2007 · 58% of these records are older, 32% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileNo · 64% of these records are
- Record last updated2011 · 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 207X00000X and a New Jersey practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Orthopaedic Surgery Physician providers in New Jersey
There are 690 orthopaedic surgery physician records in New Jersey.
All 690 in New Jersey → Every provider in Piscataway → Orthopaedic Surgery Physician nationwide →
The 8 orthopaedic surgery physician records with the nearest ZIP codes
- Andrew Piskun, M.D.Piscataway, NJ 088541265583074
- Abdel Bakhos, MDParlin, NJ 088591225144405
- James Tovey, MDHillsborough, NJ 088441053315986
- Ryan O'Donnell, M.D.Phillipsburg, NJ 088651275981060
- Jay Patel, MDPhillipsburg, NJ 088651679033708
- James Reid, MDPhillipsburg, NJ 088651205870623
- Adam Sadler, D.O.Phillipsburg, NJ 088651295037356
- Jeffrey Charen, MDEdison, NJ 088371891777942
Common questions
What is Lewis M. Zemsky, M.D.'s NPI number?
Lewis M. Zemsky, M.D.'s National Provider Identifier (NPI) is 1699826339, issued on Jan 16, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Lewis M. Zemsky, M.D. located?
The NPPES record lists a practice address at 1132 S Washington Ave, Piscataway, NJ, 08854. Phone: (732) 752-8484. Providers update this record themselves, so call before visiting.
How can I verify Lewis M. Zemsky, M.D.'s license?
NPPES lists New Jersey license number 25MA03190400, as entered by the provider. Search the New Jersey State Board of Medical Examiners at https://newjersey.mylicense.com/verification/. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Lewis M. Zemsky, M.D. prescribe under Medicare Part D?
In 2024, Lewis M. Zemsky, M.D. had 40 Medicare Part D claims; the average among orthopaedic surgery physician prescribers was 346. 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.