Individual provider · Type 1 NPI

Calvin Horace Knapp Iii, MD

Dermatology Physician · Everett, WA

NPI number 1225533458 Active

Practice location

4004 Colby Ave
Everett, WA 98201-6203

Call (425) 339-5417 Map

Fax (425) 339-5429

Mailing address

7600 Evergreen Way
Everett, WA 98203-6421

Specialties and licenses

TaxonomyCodeLicense
Dermatology Physician Primary 207N00000XMD61463521 (WA)

Dermatology Physician: A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis an…

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About NPI 1225533458

Calvin Horace Knapp Iii, MD's National Provider Identifier is 1225533458, issued on Mar 29, 2018. The primary taxonomy on file is Dermatology Physician (207N00000X), and the practice location is in Everett, WA. The record was last updated on Apr 17, 2026.