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WILLIAM R FREDERICK MD PC
NPI 1841471588
Internal Medicine in Washington, DC

Active since November 23, 2007
106 IRVING ST NW, SUITE 304 SOUTH TOWER, WASHINGTON, DC 20010(202) 291-6423(202) 291-0691 Get Directions Write a Review

NPPES record last updated: June 2, 2009. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William R Frederick Md Pc NPPES

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

WILLIAM R FREDERICK MD PC (NPI 1841471588) is a healthcare organization registered as an internal medicine in Washington, District Of Columbia and active in the NPI registry since November 2007. The organization lists William R Frederick, Owner, as its authorized official.

NPPES Registry Identity

NPI1841471588
Entity TypeOrganization
Primary Taxonomy207R00000X
Legal Business NameWILLIAM R FREDERICK MD PC
Location Address106 IRVING ST NW, SUITE 304 SOUTH TOWERWashington, DC 20010-2927
Mailing Address106 Irving St Nw, Suite 304 South TowerWashington, DC 20010-2927 · (202) 291-6423 · Fax (202) 291-0691
Phone(202) 291-6423
Fax(202) 291-0691
Organization SubpartNo
Authorized OfficialWilliam R FrederickOwner · (202) 291-6423
Enumeration DateNovember 23, 2007
Last NPPES UpdateJune 2, 2009
✔ NPI 1841471588 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in DC · 4502✔ Licensed in VA · 0101051734✔ Licensed in MD · 00007970
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.
106 IRVING ST NW, Washington, DC 20010
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Other Identifiers 5

Medicaid0181919-00MD
Other6235DC · Blue Cross/blue Shield
Medicare PIN447087DC
Other407113083GA · Railroad Medicare
Medicaid022143-00DC

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.

DR. RUMANA KAZMI M.D.
Pediatrics
106 IRVING ST NW, 306
WASHINGTON, DC 20010
District of Columbia (202) 291-2900
RUI LU
Internal Medicine (Endocrinology, Diabetes & Metabolism)
106 IRVING ST NW, SUITE 411 SOUTH
WASHINGTON, DC 20010
District of Columbia (202) 877-7080
MARIAH COVINGTON
Psychologist (Clinical Child & Adolescent)
106 IRVING ST NW
WASHINGTON, DC 20010
District of Columbia (202) 863-2282
MARGARET L MONTGOMERY CNM
Midwife
106 IRVING ST NW, SUITE 4700 NORTH
WASHINGTON, DC 20010
District of Columbia (202) 877-7479
DR. MARIE DRAOUI MD
Obstetrics & Gynecology
106 IRVING ST NW, SUITE 4400 NORTH
WASHINGTON, DC 20010
District of Columbia (202) 877-6933
MRS. LESLEY KATHRYN SANDERS PSYCHOLOGIST
Psychologist (Clinical)
106 IRVING ST NW, SUITE 2300
WASHINGTON, DC 20010
District of Columbia (301) 367-4827
SUSAN L LAESSIG MD
Internal Medicine (Gastroenterology)
106 IRVING ST NW, STE 205
WASHINGTON, DC 20010
District of Columbia (202) 829-0170
DR. MARTIN P KOLSKY M.D.
Ophthalmology
106 IRVING ST NW, SUITE 321
WASHINGTON, DC 20010
District of Columbia (202) 882-0200

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 William R Frederick MD PC's NPI number?

The NPI number for William R Frederick MD PC is 1841471588. It was assigned to this organization in the NPPES registry on November 23, 2007.

Where is William R Frederick MD PC located?

William R Frederick MD PC is located at 106 Irving St NW Suite 304 South Tower, Washington, DC 20010. The listed phone number is (202) 291-6423.

What is William R Frederick MD PC's specialty?

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

When was this NPI record last updated?

The NPPES record for William R Frederick MD PC was last updated on June 2, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.