Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Harry Burton Knaster, M.D.

Internal Medicine Physician in University Place, WA · enumerated 2006.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1720190978

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Registry record

Entity type Individual (Type 1)

Name Harry Burton Knaster

Credential M.D.

Sex Male

Practice address 2901 Bridgeport Way W, University Place, WA, 98466

Phone (253) 534-7000

Enumeration date Aug 31, 2006

Last updated in NPPES Dec 4, 2020

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License G20113 (CA) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License MD60184475 (WA) Primary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
2009862	Medicaid	WA	-

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Harry Knaster?

The National Provider Identifier (NPI) for Harry Knaster is 1720190978, a Type 1 (individual) record in the CMS NPPES registry.

Where does Harry Knaster practice?

The practice location on file with NPPES is in University Place, WA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

Browse all →

Linda Lepape Family Nurse Practitioner · University Place, WA NPI 1043203185 Beth Hutchason Nurse Practitioner · University Place, WA NPI 1871581603 Marilyn Pattison Hospice and Palliative Medicine (Internal Medicine) Physician · University Place, WA NPI 1831126101 Bruce Brazina Hospice and Palliative Medicine (Internal Medicine) Physician · University Place, WA NPI 1063442200 Franciscan Health System Internal Medicine Physician · University Place, WA NPI 1366472508 David Brunelle Hospice and Palliative Medicine (Internal Medicine) Physician · University Place, WA NPI 1710906011 Donna Apolinario Hospice and Palliative Medicine (Internal Medicine) Physician · University Place, WA NPI 1376638627 Christine Cofer Hospice and Palliative Medicine (Internal Medicine) Physician · University Place, WA NPI 1013075605

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-12-04.