Mark B. Lew, MD, LLC
About this NPIWhat this record shows.
NPI 1649323601 is registered to Mark B. Lew, MD, LLC, a healthcare organisation classified as "Adolescent Medicine" and located at 2704 Glenwood Rd in Brooklyn, New York. The organisation's authorised official is Mark Lew. The organisation has been enumerated in the NPI registry since 2007.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
- 00512203NY
Source: NPPES public registry.
Medicare enrollment
This provider holds 2 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Part B Supplier
- O20210317002291Mass Immunization (Roster Biller Only)NY
- O20230626001955Clinic/Group PracticeNY
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Mark B. Lew, MD, LLC accepts. To confirm in-network status with your specific health plan, contact Mark B. Lew, MD, LLC directly at (718) 859-6440.
Frequently asked
Yes. NPI 1649323601 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adolescent Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (718) 859-6440.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Mark B. Lew, MD, LLC is a Type-2 organisational NPI.