Lewis Zemsky, M.D.
NPI 1699826339 · Orthopaedic Surgery Physician · Piscataway, NJ
Lewis Zemsky, M.D. is a Orthopaedic Surgery Physician provider in Piscataway, NJ (NPI 1699826339).
Provider details
- NPI number
- 1699826339
- Entity type
- Individual
- Primary specialty
- Orthopaedic Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 25MA03190400 (NJ)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-16
- Last updated
- 2011-03-17
Frequently asked questions
- What is Lewis Zemsky's NPI number?
- Lewis Zemsky's National Provider Identifier (NPI) is 1699826339, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lewis Zemsky's specialty?
- Lewis Zemsky is listed in the NPPES registry with a primary specialty of Orthopaedic Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Lewis Zemsky located?
- Lewis Zemsky's practice location on file with NPPES is 1132 S Washington Ave, Piscataway, NJ 08854-3335.
- What is Lewis Zemsky's phone number?
- The practice phone number listed in the NPPES registry for Lewis Zemsky is (732) 752-8484.
- Is Lewis Zemsky's NPI active?
- Yes — Lewis Zemsky's NPI (1699826339) is active in the NPPES registry as of the last update on 2011-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.