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THOMAS DAVID BROWN M.D.
NPI 1992880991
Internal Medicine - Medical Oncology in Seattle, WA

Active since October 26, 2006
1221 MADISON ST FL 2, SEATTLE, WA 98104(206) 386-2323(206) 215-6165 Get Directions Write a Review

NPPES record last updated: January 2, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Thomas David Brown M.d. NPPES

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

THOMAS DAVID BROWN M.D. (NPI 1992880991) is an individual medical oncology provider in Seattle, Washington, licensed in Washington (MD60397462) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1992880991
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameTHOMAS DAVID BROWNCredential: M.D.
Location Address1221 MADISON ST FL 2Seattle, WA 98104-3588
Mailing AddressPo Box 25608Salt Lake City, UT 84125-0608 · (206) 320-4476 · Fax (206) 568-7043
Phone(206) 386-2323
Fax(206) 215-6165
Sole ProprietorNo
Enumeration DateOctober 26, 2006
Last NPPES UpdateJanuary 2, 2014
✔ NPI 1992880991 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in WA · MD60397462
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
1221 MADISON ST FL 2, Seattle, WA 98104
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Other Identifiers 3

Medicare ID-Type Unspecified82M457
Medicare UPINE18066
Medicaid156367801TX

Other Providers at the Same Location NPPES 6

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

PHILIP J. GOLD MD
Internal Medicine (Medical Oncology)
1221 MADISON ST FL 2
SEATTLE, WA 98104
King County (206) 386-2323
MR. RONAN WENHAN HSIEH MD
Internal Medicine (Hematology & Oncology)
1221 MADISON ST FL 2
SEATTLE, WA 98104
King County (206) 386-2323
DR. SIDDHARTHA HARISH KRISHNA DEVARAKONDA MD
Internal Medicine (Medical Oncology)
1221 MADISON ST FL 2
SEATTLE, WA 98104
King County (206) 386-2323
DAWN R CASE ARNP
Nurse Practitioner
1221 MADISON ST FL 2
SEATTLE, WA 98104
King County (206) 386-2323
RAFAEL SANTANA DAVILA MD
Internal Medicine (Hematology & Oncology)
1221 MADISON ST FL 2
SEATTLE, WA 98104
King County (206) 386-2323
SOMASUNDARAM SUBRAMANIAM MD
Internal Medicine (Medical Oncology)
1221 MADISON ST FL 2
SEATTLE, WA 98104
King County (206) 386-2323

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 Thomas Brown's NPI number?

The NPI number for Thomas Brown is 1992880991. It was assigned to this individual provider in the NPPES registry on October 26, 2006.

Where is Thomas Brown located?

Thomas Brown practices at 1221 Madison St Fl 2, Seattle, WA 98104. The listed phone number is (206) 386-2323.

What is Thomas Brown's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Thomas Brown was last updated on January 2, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.