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METROPOLITAN SLEEP MEDICINE
NPI 1912116187
Clinic/Center - Sleep Disorder Diagnostic in Brooklyn, NY

Active since May 22, 2007CLIA 33D2310695 · Waiver
9413 FLATLANDS AVE, SUITE 205W, BROOKLYN, NY 11236(718) 934-9720(718) 616-0544 Get Directions Write a Review

NPPES record last updated: February 15, 2023. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Feb 15, 2023, Jul 11, 2017 (2 updates tracked since 2017).

About Metropolitan Sleep Medicine NPPES

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

METROPOLITAN SLEEP MEDICINE (NPI 1912116187) is a healthcare organization registered as a sleep disorder diagnostic in Brooklyn, New York and active in the NPI registry since May 2007. The organization holds a CLIA Waiver certificate valid through March 26, 2027 and lists Mujibur R Majumder, Owner, as its authorized official.

NPPES Registry Identity

NPI1912116187
Entity TypeOrganization
Primary Taxonomy261QS1200X
Legal Business NameMETROPOLITAN SLEEP MEDICINE
Location Address9413 FLATLANDS AVE, SUITE 205WBrooklyn, NY 11236-3707
Mailing Address1559 E 13th St Fl 1Brooklyn, NY 11230-7105 · (718) 257-5544 · Fax (718) 257-5546
Phone(718) 934-9720
Fax(718) 616-0544
Organization SubpartNo
Authorized OfficialMujibur R MajumderOwner · (718) 257-5544
Enumeration DateMay 22, 2007
Last NPPES UpdateFebruary 15, 20232 updates tracked since enumeration
NPPES CertifiedFebruary 15, 2023
✔ NPI 1912116187 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Sleep Disorder DiagnosticAmbulatory Health Care Facilities
Taxonomy Code261QS1200X
9413 FLATLANDS AVE, Brooklyn, NY 11236
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Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Metropolitan Sleep Medicine is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

2

Medicare enrollment records show 2 clinicians reassign Medicare billing to Metropolitan Sleep Medicine, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Erum Zahid, MD
Pulmonary Disease
NPI 1851571988
1 BROOKDALE PLZ STE 107
Brooklyn, NY 11212
(718) 240-5236
✔ PECOS✔ Accepts Medicare0.9 mi
Mujibur Majumder, MD
Pulmonary Disease
NPI 1316988165
1 BROOKDALE PLZ
Brooklyn, NY 11212
(718) 240-5236
✔ PECOS✔ Accepts Medicare1.0 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 33D2310695

Metropolitan Sleep Medicine Center · Brooklyn, NY
Active · expires Mar 26, 2027
CLIA Number33D2310695
Laboratory TypePhysician Office
Certificate Effective DateSeptember 9, 2024
Certificate Expiration DateMarch 26, 2027
Laboratory DirectorDr. Mujibur R. Majumder
Laboratory Phone(347) 754-8380
Laboratory LocationMetropolitan Sleep Medicine Center1559 E 13th St, Brooklyn, NY 11230
CLIA data matches this NPI record on: Address Name
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 Metropolitan Sleep Medicine's NPI number?

The NPI number for Metropolitan Sleep Medicine is 1912116187. It was assigned to this organization in the NPPES registry on May 22, 2007.

Where is Metropolitan Sleep Medicine located?

Metropolitan Sleep Medicine is located at 9413 Flatlands Ave Suite 205W, Brooklyn, NY 11236. The listed phone number is (718) 934-9720.

What is Metropolitan Sleep Medicine's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Sleep Disorder Diagnostic, with taxonomy code 261QS1200X.

Is Metropolitan Sleep Medicine enrolled in Medicare?

Yes. Metropolitan Sleep Medicine is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Metropolitan Sleep Medicine?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Pulmonary Disease, reassign their Medicare billing to Metropolitan Sleep Medicine. 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. Of these, 2 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Metropolitan Sleep Medicine hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 33D2310695) is associated with this NPI, valid through March 26, 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 Metropolitan Sleep Medicine was last updated on February 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.