MARK B. LEW, MD, LLC PEDIATRIC CENTER
NPI 1649323601
Pediatrics - Adolescent Medicine in Brooklyn, NY
About Mark B. Lew, Md, Llc Pediatric Center NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARK B. LEW, MD, LLC PEDIATRIC CENTER (NPI 1649323601) is a healthcare organization registered as an adolescent medicine in Brooklyn, New York and active in the NPI registry since January 2007. The organization holds a CLIA Certificate of Compliance certificate valid through March 28, 2027 and lists Mark B. Lew, Owner, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Mark B. Lew, Md, Llc Pediatric Center is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
Medicare enrollment records show 1 clinician reassigns Medicare billing to Mark B. Lew, MD, LLC Pediatric Center, which bills Medicare for the services this clinician delivers.
Clinician (1)
Brooklyn, NY 11210
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Compliance 33D0861075
Mark B Lew, MD LLC Pediatric Center · Brooklyn, NYFrequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Mark B. Lew, MD, LLC's NPI number?
The NPI number for Mark B. Lew, MD, LLC is 1649323601. It was assigned to this organization in the NPPES registry on January 20, 2007. The provider is doing business as Mark B. Lew, MD, LLC Pediatric Center.
Where is Mark B. Lew, MD, LLC located?
Mark B. Lew, MD, LLC is located at 2704 Glenwood Rd, Brooklyn, NY 11210. The listed phone number is (718) 859-6440.
What is Mark B. Lew, MD, LLC's specialty?
The primary specialty registered for this NPI is Pediatrics, specializing in Adolescent Medicine, with taxonomy code 2080A0000X.
Is Mark B. Lew, MD, LLC enrolled in Medicare?
Yes. Mark B. Lew, MD, LLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Mark B. Lew, MD, LLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Pediatric Medicine) reassigns their Medicare billing to Mark B. Lew, MD, LLC. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Mark B. Lew, MD, LLC hold a CLIA laboratory certificate?
Yes. A Certificate of Compliance (number 33D0861075) is associated with this NPI, valid through March 28, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
When was this NPI record last updated?
The NPPES record for Mark B. Lew, MD, LLC was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Mark B. Lew, Md, Llc Pediatric Center · NPI 1649323601
Adolescent Medicine organization in Brooklyn, New York. Organization record, active in the CMS NPPES registry since January 20, 2007.
## Identity
- **NPI:** 1649323601 (Entity type: Organization)
- **Enumerated:** January 20, 2007
- **Primary specialty:** Pediatrics - Adolescent Medicine · taxonomy 2080A0000X
- **Legal business name:** Mark B. Lew, Md, Llc
- **Organization subpart:** No
- **Authorized official:** Mark Lew, OWNER
## Practice location
- **Address:** 2704 GLENWOOD RD, Brooklyn, NY 11210-2326
- **Phone:** (718) 859-6440 · **Fax:** (718) 434-0368
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 1 clinician (Pediatric Medicine) reassigns Medicare billing to this organization (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2020
- **Other identifiers:** Medicaid 00512203 (NY)
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1649323601) · Data from the CMS NPPES public registry.