MUJIBUR R. MAJUMDER, MD, PC
NPI 1063754505
Internal Medicine - Critical Care Medicine in Brooklyn, NY

Q: What is Mujibur R. Majumder, MD, PC's NPI number?

The NPI number for Mujibur R. Majumder, MD, PC is 1063754505. It was assigned to this organization in the NPPES registry on March 22, 2013.

Q: What is Mujibur R. Majumder, MD, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Active since March 22, 2013CLIA 33D2224703 · Waiver

5701 4TH AVE, BROOKLYN, NY 11220(718) 567-2800(718) 567-7775 Get Directions Write a Review

NPPES record last updated: July 27, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Mujibur R. Majumder, Md, Pc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MUJIBUR R. MAJUMDER, MD, PC (NPI 1063754505) is a healthcare organization registered as a critical care medicine in Brooklyn, New York and active in the NPI registry since March 2013. The organization holds a CLIA Waiver certificate valid through May 13, 2027 and lists Olga Khabinskay, Administrator, as its authorized official.

NPPES Registry Identity

NPI1063754505

Entity TypeOrganization

Primary Taxonomy207RC0200X

Legal Business NameMUJIBUR R. MAJUMDER, MD, PC

Location Address5701 4TH AVEBrooklyn, NY 11220-3315

Mailing Address9 Plane Tree LnDix Hills, NY 11746-5109

Phone(718) 567-2800

Fax(718) 567-7775

Organization SubpartNo

Authorized OfficialOlga KhabinskayAdministrator · (718) 934-6714

Enumeration DateMarch 22, 2013

Last NPPES UpdateJuly 27, 2021

NPPES CertifiedJuly 27, 2021

✔ NPI 1063754505 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 11

★ Primary SpecialtyInternal Medicine · Critical Care MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207RC0200X

Definition

An internist who diagnoses, treats and supports patients with multiple organ dysfunction. This specialist may have administrative responsibilities for intensive care units and may also facilitate and coordinate patient care among the primary physician, the critical care staff and other specialists.

Also ListedFamily MedicineTaxonomy 207Q00000X

Also ListedInternal MedicineTaxonomy 207R00000X

Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X

Also ListedInternal Medicine · GastroenterologyTaxonomy 207RG0100X

Also ListedInternal Medicine · Geriatric MedicineTaxonomy 207RG0300X

Also ListedInternal Medicine · Hospice and Palliative MedicineTaxonomy 207RH0002X

Also ListedInternal Medicine · Pulmonary DiseaseTaxonomy 207RP1001X

Also ListedInternal Medicine · Medical OncologyTaxonomy 207RX0202X

Also ListedObstetrics & GynecologyTaxonomy 207V00000X

Also ListedOrthopaedic SurgeryTaxonomy 207X00000X

5701 4TH AVE, Brooklyn, NY 11220

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Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mujibur R. Majumder, Md, Pc 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 Mujibur R. Majumder, MD, PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Mujibur Majumder, MD

Pulmonary Disease

NPI 1316988165

1 BROOKDALE PLZ
Brooklyn, NY 11212

(718) 240-5236

✔ PECOS✔ Accepts Medicare5.6 mi

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 Waiver 33D2224703

Mujibur R Majumder MD PC · Brooklyn, NY

Active · expires May 13, 2027

CLIA Number33D2224703

Laboratory TypePhysician Office

Certificate Effective DateMay 14, 2025

Certificate Expiration DateMay 13, 2027

Laboratory DirectorDr. Mujibur R. Majumder

Laboratory Phone(718) 934-6714

Laboratory LocationMujibur R Majumder MD PC5701 4th Avenue, Brooklyn, NY 11220

CLIA data matches this NPI record on: Address Name Phone

This certificate is issued to a laboratory to perform only waived tests.

Frequently 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 Mujibur R. Majumder, MD, PC's NPI number?

The NPI number for Mujibur R. Majumder, MD, PC is 1063754505. It was assigned to this organization in the NPPES registry on March 22, 2013.

Where is Mujibur R. Majumder, MD, PC located?

Mujibur R. Majumder, MD, PC is located at 5701 4th Ave, Brooklyn, NY 11220. The listed phone number is (718) 567-2800.

What is Mujibur R. Majumder, MD, PC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.

Is Mujibur R. Majumder, MD, PC enrolled in Medicare?

Yes. Mujibur R. Majumder, MD, PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Mujibur R. Majumder, MD, PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Pulmonary Disease) reassigns their Medicare billing to Mujibur R. Majumder, MD, PC. 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 Mujibur R. Majumder, MD, PC hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2224703) is associated with this NPI, valid through May 13, 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 Mujibur R. Majumder, MD, PC was last updated on July 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.