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NEPHROLOGY ASSOCIATES LLC
NPI 1083647358
Internal Medicine - Nephrology in Oxon Hill, MD

Active since July 09, 2006
6192 OXON HILL RD, SUITE 409, OXON HILL, MD 20745(301) 567-9245(301) 567-9247 Get Directions Write a Review

NPPES record last updated: February 26, 2008. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Nephrology Associates Llc NPPES

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

NEPHROLOGY ASSOCIATES LLC (NPI 1083647358) is a healthcare organization registered as a nephrology in Oxon Hill, Maryland and active in the NPI registry since July 2006. The organization lists Buari A. Osman, Nephrologist, as its authorized official.

NPPES Registry Identity

NPI1083647358
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameNEPHROLOGY ASSOCIATES LLC
Location Address6192 OXON HILL RD, SUITE 409Oxon Hill, MD 20745-3114
Mailing AddressP.o.box 7431Upper Marlboro, MD 20792-7431 · (301) 567-9245 · Fax (301) 567-9247
Phone(301) 567-9245
Fax(301) 567-9247
Organization SubpartNo
Authorized OfficialBuari A. OsmanNephrologist · (301) 567-9245
Enumeration DateJuly 9, 2006
Last NPPES UpdateFebruary 26, 2008
✔ NPI 1083647358 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
License✔ Licensed in MD · D46551
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.
6192 OXON HILL RD, Oxon Hill, MD 20745
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Other Identifiers 2

Medicare PING00570MD
Medicare UPINF97845MD

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)

Nephrology Associates Llc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

4

Medicare enrollment records show 4 clinicians reassign Medicare billing to Nephrology Associates LLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Ysmael John Quiaoit, M.D.
Nephrology
NPI 1437326501
6192 OXON HILL RD STE 409
Oxon Hill, MD 20745
(301) 567-9245
✔ PECOS✔ Accepts MedicareSame address
Buari Osman, MD
Nephrology
NPI 1033273032
6192 OXON HILL RD SUITE 409
Oxon Hill, MD 20745
(301) 567-9245
✔ PECOS✔ Accepts MedicareSame address
Eugene Magee, M.D.
Nephrology
NPI 1013014802
9662 PENNSYLVANIA AVE
Upper Marlboro, MD 20772
(301) 599-1500
✔ PECOS✔ Accepts Medicare7.7 mi
Ifeoma Okadigbo
Nephrology
NPI 1316366388
9662 PENNSYLVANIA AVE
Upper Marlboro, MD 20772
(301) 599-1500
✔ PECOS✔ Accepts Medicare7.7 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 Nephrology Associates LLC's NPI number?

The NPI number for Nephrology Associates LLC is 1083647358. It was assigned to this organization in the NPPES registry on July 9, 2006.

Where is Nephrology Associates LLC located?

Nephrology Associates LLC is located at 6192 Oxon Hill Rd Suite 409, Oxon Hill, MD 20745. The listed phone number is (301) 567-9245.

What is Nephrology Associates LLC's specialty?

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

Is Nephrology Associates LLC enrolled in Medicare?

Yes. Nephrology Associates LLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Nephrology Associates LLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Nephrology, reassign their Medicare billing to Nephrology Associates 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. Of these, 2 practice at this address and 4 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 Nephrology Associates LLC was last updated on February 26, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.