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LINDEN MEDICAL GROUP, PLLC
NPI 1669218517
Internal Medicine - Nephrology in Brooklyn, NY

Active since July 01, 2024
2372 LINDEN BLVD, BROOKLYN, NY 11208(646) 317-0731(332) 230-4453 Get Directions Write a Review

NPPES record last updated: July 9, 2024. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Jul 9, 2024, Jul 5, 2024 (2 updates tracked since 2024).

About Linden Medical Group, Pllc NPPES

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

LINDEN MEDICAL GROUP, PLLC (NPI 1669218517) is a healthcare organization registered as a nephrology in Brooklyn, New York and active in the NPI registry since July 2024. The organization lists Chika Oguagha, Director/ Partner, as its authorized official.

NPPES Registry Identity

NPI1669218517
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameLINDEN MEDICAL GROUP, PLLC
Location Address2372 LINDEN BLVDBrooklyn, NY 11208-4821
Mailing Address11 Melrick CtWestbury, NY 11590-2425
Phone(646) 317-0731
Fax(332) 230-4453
Organization SubpartNo
Authorized OfficialChika OguaghaDirector/ Partner · (516) 770-7242
Enumeration DateJuly 1, 2024
Last NPPES UpdateJuly 9, 20242 updates tracked since enumeration
NPPES CertifiedJuly 9, 2024
✔ NPI 1669218517 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
2372 LINDEN BLVD, Brooklyn, NY 11208
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE 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)

Linden Medical Group, Pllc 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 Linden Medical Group, PLLC, which bills Medicare for the services they deliver. Of these, 2 practice within 10 miles. They are listed nearest first.

Clinicians, nearest first (2)

Clarence Waltrous, M.D.
Nephrology
NPI 1942214580
63 PENNSYLVANIA AVE
Brooklyn, NY 11207
(646) 317-0720
✔ PECOS✔ Accepts Medicare1.4 mi
Chika Oguagha, M.D.
Nephrology
NPI 1932215357
342 FLATBUSH AVE NEPHROLOGY FOUNDATION OF BROOKLYN
Brooklyn, NY 11238
(718) 857-3000
✔ PECOS✔ Accepts Medicare5.1 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

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 Linden Medical Group, PLLC's NPI number?

The NPI number for Linden Medical Group, PLLC is 1669218517. It was assigned to this organization in the NPPES registry on July 1, 2024.

Where is Linden Medical Group, PLLC located?

Linden Medical Group, PLLC is located at 2372 Linden Blvd, Brooklyn, NY 11208. The listed phone number is (646) 317-0731.

What is Linden Medical Group, PLLC's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Linden Medical Group, PLLC enrolled in Medicare?

Yes. Linden Medical Group, PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Linden Medical Group, PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians, all in Nephrology, reassign their Medicare billing to Linden Medical Group, PLLC. 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.

When was this NPI record last updated?

The NPPES record for Linden Medical Group, PLLC was last updated on July 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.