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MARK WALTER FROHLICH
NPI 1366528168
Internal Medicine - Medical Oncology in Seattle, WA

Active since October 27, 2006
HARBORVIEW MEDICAL CENTER, 325 9TH AVE, SEATTLE, WA 98104(206) 744-3241 Get Directions Write a Review

NPPES record last updated: December 28, 2012. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mark Walter Frohlich NPPES

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

MARK WALTER FROHLICH (NPI 1366528168) is an individual medical oncology provider in Seattle, Washington, licensed in Washington (MD00040829) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1366528168
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameMARK WALTER FROHLICH
Location AddressHARBORVIEW MEDICAL CENTER, 325 9TH AVESeattle, WA 98104
Mailing AddressPo Box 50095Seattle, WA 98145-5095 · (206) 543-6420
Phone(206) 744-3241
Sole ProprietorNo
Enumeration DateOctober 27, 2006
Last NPPES UpdateDecember 28, 2012
✔ NPI 1366528168 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 · MD00040829
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.
HARBORVIEW MEDICAL CENTER, Seattle, WA 98104
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Other Identifiers 5

Other312660Internal Id-motor Vehicle Id
Medicaid1366528168WA
Medicare UPINF41760
Medicare PIN8800180WA
Other0231009WA · L&i

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.

ROBERT PAUL DUNBAR JR.
Orthopaedic Surgery (Orthopaedic Trauma)
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3462
J RICHARD GOSS MD
Internal Medicine
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3000
MICHAEL WARREN SCHWARTZ
Internal Medicine (Endocrinology, Diabetes & Metabolism)
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3241
RICHARD A ZAGER M.D.
Internal Medicine
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3000
W T LONGSTRETH JR.
Psychiatry & Neurology (Neurology)
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3992
CAROL L METCALF
Nurse Practitioner
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3059
ROCHELLE L GARCIA
Pathology (Cytopathology)
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 731-3145
DAVID BRANCH ROWLETT III
Psychiatry & Neurology (Psychiatry)
HARBORVIEW MEDICAL CENTER, 325 9TH AVE
SEATTLE, WA 98104
King County (206) 744-5846

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 Mark Frohlich's NPI number?

The NPI number for Mark Frohlich is 1366528168. It was assigned to this individual provider in the NPPES registry on October 27, 2006.

Where is Mark Frohlich located?

Mark Frohlich practices at Harborview Medical Center 325 9th Ave, Seattle, WA 98104. The listed phone number is (206) 744-3241.

What is Mark Frohlich'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 Mark Frohlich was last updated on December 28, 2012. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.