FREDERICK G. BARR, M.D., P.C.
NPI 1689852741
Internal Medicine - Hematology & Oncology in Chevy Chase, MD

Q: What is Frederick G. Barr, M.D., P.C.'s NPI number?

The NPI number for Frederick G. Barr, M.D., P.C. is 1689852741. It was assigned to this organization in the NPPES registry on January 31, 2008.

Q: What is Frederick G. Barr, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Active since January 31, 2008

5454 WISCONSIN AVE, SUITE 1300, CHEVY CHASE, MD 20815(301) 657-8587(301) 657-7990 Get Directions Write a Review

NPPES record last updated: October 15, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Frederick G. Barr, M.d., P.c. NPPES

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

FREDERICK G. BARR, M.D., P.C. (NPI 1689852741) is a healthcare organization registered as a hematology & oncology in Chevy Chase, Maryland and active in the NPI registry since January 2008. The organization lists Jeffery M. Banner, Chief Financial Officer, as its authorized official.

NPPES Registry Identity

NPI1689852741

Entity TypeOrganization

Primary Taxonomy207RH0003X

Legal Business NameFREDERICK G. BARR, M.D., P.C.

Location Address5454 WISCONSIN AVE, SUITE 1300Chevy Chase, MD 20815-6901

Mailing Address5454 Wisconsin Ave, Suite 1300Chevy Chase, MD 20815-6901 · (301) 657-8587 · Fax (301) 657-7990

Phone(301) 657-8587

Fax(301) 657-7990

Organization SubpartNo

Authorized OfficialJeffery M. BannerChief Financial Officer · (240) 644-1256

Enumeration DateJanuary 31, 2008

Last NPPES UpdateOctober 15, 2010

✔ NPI 1689852741 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in MD · D0022775

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

5454 WISCONSIN AVE, Chevy Chase, MD 20815

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Other Identifiers 2

Medicare UPINC88929MD

Medicare PING00984DC

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 MULTIPLE SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MEDSTAR MEDICAL GROUP II LLC

General Practice

5454 WISCONSIN AVE, BARLOW BUILDING, 11TH FLOOR
CHEVY CHASE, MD 20815

Montgomery County (855) 605-2225

DR. MICHAEL LLOYD GITTLESON DPM

Podiatrist

5454 WISCONSIN AVE, #1250
CHEVY CHASE, MD 20815

Montgomery County (301) 986-4900

DR. RANDALL JEFFREY LEWIS M.D.

Orthopaedic Surgery (Adult Reconstructive Orthopaedic Surgery)

5454 WISCONSIN AVE, SUITE 1000
CHEVY CHASE, MD 20815

Montgomery County (301) 657-1996

DR. I-JUN LIN-KUNG D.D.S.

Dentist (General Practice)

5454 WISCONSIN AVE, SUITE 635
CHEVY CHASE, MD 20815

Montgomery County (301) 986-1988

WASHINGTON EYE PHYSICIANS & SURGEONS, P.C.

Ophthalmology

5454 WISCONSIN AVE, STE 950
CHEVY CHASE, MD 20815

Montgomery County (301) 657-5700

MR. KEVIN A HARDY DPT

Physical Therapist

5454 WISCONSIN AVE, SUITE 600- PHYSICAL THERAPY
CHEVY CHASE, MD 20815

Montgomery County (301) 942-0442

VIVIAN M FRAGA M.D.

Obstetrics & Gynecology

5454 WISCONSIN AVE, SUITE 1005
CHEVY CHASE, MD 20815

Montgomery County (301) 654-2182

DR. DESPINA M MARKOGIANNAKIS DDS

Dentist

5454 WISCONSIN AVE, SUITE 835
CHEVY CHASE, MD 20815

Montgomery County (301) 652-0656

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 Frederick G. Barr, M.D., P.C.'s NPI number?

The NPI number for Frederick G. Barr, M.D., P.C. is 1689852741. It was assigned to this organization in the NPPES registry on January 31, 2008.

Where is Frederick G. Barr, M.D., P.C. located?

Frederick G. Barr, M.D., P.C. is located at 5454 Wisconsin Ave Suite 1300, Chevy Chase, MD 20815. The listed phone number is (301) 657-8587.

What is Frederick G. Barr, M.D., P.C.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

When was this NPI record last updated?

The NPPES record for Frederick G. Barr, M.D., P.C. was last updated on October 15, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.