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FREDERICK RICKLES M.D.
NPI 1760551006
Internal Medicine - Hematology & Oncology in Washington, DC

Active since November 08, 2006
2150 PENNSYLVANIA AVE NW, WASHINGTON, DC 20037(202) 741-3333(202) 741-3396 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Frederick Rickles M.d. NPPES

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

FREDERICK RICKLES M.D. (NPI 1760551006) is an individual hematology & oncology provider in Washington, District Of Columbia, licensed in District Of Columbia (MD 32047) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1760551006
Entity TypeIndividualMale
Primary Taxonomy207RH0003X
Provider Legal NameFREDERICK RICKLESCredential: M.D.
Location Address2150 PENNSYLVANIA AVE NWWashington, DC 20037-3201
Mailing Address2150 Pennsylvania Ave NwWashington, DC 20037-3201 · (202) 741-3333 · Fax (202) 741-3396
Phone(202) 741-3333
Fax(202) 741-3396
Sole ProprietorNo
Enumeration DateNovember 8, 2006
Last NPPES UpdateJuly 8, 2007
✔ NPI 1760551006 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 DC · MD 32047
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.
2150 PENNSYLVANIA AVE NW, Washington, DC 20037
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Other Identifiers 2

Medicare ID-Type Unspecified006088M83DC
Medicare UPINE61143DC

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.

LEI DU LYNN M.D.
Internal Medicine
2150 PENNSYLVANIA AVE NW, SUITE 5-416
WASHINGTON, DC 20037
District of Columbia (202) 741-2574
NIRAJ RAJU GOWDA MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. ELLEN CURTIN MURPHY MD
Obstetrics & Gynecology (Obstetrics)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
DR. CHRISTOPHER DAVID BADGER MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. MONICA MARIA MANRIQUE CASTRILLON MD
Student in an Organized Health Care Education/Training Program
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3000
DR. STEVEN JOSEPH RALSTON MD
Obstetrics & Gynecology (Maternal & Fetal Medicine)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2500
ROBERT STEVEN SIEGEL M.D.
Internal Medicine (Hematology & Oncology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-3333
JAMES DAVID KATZ M.D.
Internal Medicine (Rheumatology)
2150 PENNSYLVANIA AVE NW
WASHINGTON, DC 20037
District of Columbia (202) 741-2222

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 Rickles's NPI number?

The NPI number for Frederick Rickles is 1760551006. It was assigned to this individual provider in the NPPES registry on November 8, 2006.

Where is Frederick Rickles located?

Frederick Rickles practices at 2150 Pennsylvania Ave NW, Washington, DC 20037. The listed phone number is (202) 741-3333.

What is Frederick Rickles'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 Rickles was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.