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JEFFREY L. TEITELBAUM, MD PC
NPI 1306937347
Internal Medicine in Brooklyn, NY

Active since September 27, 2006CLIA 33D1052244 · Certificate of Compliance
913 AVENUE L, BROOKLYN, NY 11230(718) 859-8391 Get Directions Write a Review

NPPES record last updated: May 5, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: May 5, 2023, Aug 22, 2020 (2 updates tracked since 2020).

About Jeffrey L. Teitelbaum, Md Pc NPPES

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

JEFFREY L. TEITELBAUM, MD PC (NPI 1306937347) is a healthcare organization registered as an internal medicine in Brooklyn, New York and active in the NPI registry since September 2006. The organization holds a CLIA Certificate of Compliance certificate valid through December 18, 2026 and lists Malky Tenenbaum, Office Manager, as its authorized official.

NPPES Registry Identity

NPI1306937347
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameJEFFREY L. TEITELBAUM, MD PC
Location Address913 AVENUE LBrooklyn, NY 11230-4707
Mailing Address913 Avenue LBrooklyn, NY 11230-4707 · (718) 859-8391
Phone(718) 859-8391
Organization SubpartNo
Authorized OfficialMalky TenenbaumOffice Manager · (718) 859-8391
Enumeration DateSeptember 27, 2006
Last NPPES UpdateMay 5, 20232 updates tracked since enumeration
NPPES CertifiedMay 5, 2023
✔ NPI 1306937347 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NY · 188400
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedPediatricsTaxonomy 208000000X · License 188400 (NY)
913 AVENUE L, Brooklyn, NY 11230
Open in Google Maps ↗

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)

Jeffrey L. Teitelbaum, 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 Jeffrey L. Teitelbaum, MD PC, which bills Medicare for the services this clinician delivers.

Clinician (1)

Jeffrey Teitelbaum, MD
Internal Medicine
NPI 1992793657
913 AVENUE L
Brooklyn, NY 11230
(718) 859-8391
✔ PECOS✔ Accepts MedicareSame address

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 33D1052244

Jeffrey L Teitelbaum MD PC · Brooklyn, NY
Active · expires Dec 18, 2026
CLIA Number33D1052244
Laboratory TypePhysician Office
Certificate Effective DateDecember 19, 2024
Certificate Expiration DateDecember 18, 2026
Laboratory DirectorDr. Jeffrey L. Teitelbaum
Laboratory Phone(718) 859-8391
Laboratory LocationJeffrey L Teitelbaum MD PC913 Avenue L, Ground Level, Brooklyn, NY 11230
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory after an inspection that finds the laboratory to be in compliance with all applicable CLIA requirements.

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 Jeffrey L. Teitelbaum, MD PC's NPI number?

The NPI number for Jeffrey L. Teitelbaum, MD PC is 1306937347. It was assigned to this organization in the NPPES registry on September 27, 2006.

Where is Jeffrey L. Teitelbaum, MD PC located?

Jeffrey L. Teitelbaum, MD PC is located at 913 Avenue L, Brooklyn, NY 11230. The listed phone number is (718) 859-8391.

What is Jeffrey L. Teitelbaum, MD PC's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Jeffrey L. Teitelbaum, MD PC enrolled in Medicare?

Yes. Jeffrey L. Teitelbaum, MD PC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Jeffrey L. Teitelbaum, MD PC?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Internal Medicine) reassigns their Medicare billing to Jeffrey L. Teitelbaum, 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 Jeffrey L. Teitelbaum, MD PC hold a CLIA laboratory certificate?

Yes. A Certificate of Compliance (number 33D1052244) is associated with this NPI, valid through December 18, 2026. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

When was this NPI record last updated?

The NPPES record for Jeffrey L. Teitelbaum, MD PC was last updated on May 5, 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.