Individual provider · Type 1 NPI

Stefanie Altmann, DO

Internal Medicine Physician · Walnut Creek, CA

NPI number 1912494188 Active

Practice location

100 Pringle Ave Ste 425
Walnut Creek, CA 94596-7385

Call (925) 932-3800 Map

Fax (925) 933-3339

Mailing address

4000 Hollywood Blvd Ste 215-A
Hollywood, FL 33021-6751

Other practice locations

  • 1010 Kennedy Dr Ste 304, Key West, FL 33040-4133 · (305) 296-3334
  • 82883 Overseas Highway, Islamorada, FL 33036 · (305) 664-8898
  • 5575 W Las Positas Blvd Ste 230, Pleasanton, CA 94588-5802 · (925) 416-1122

Specialties and licenses

TaxonomyCodeLicense
MOHS-Micrographic Surgery Physician 207ND0101XOS18824 (FL)
Dermatology Physician 207N00000XUO6375 (FL)
Dermatology Physician 207N00000XOS18824 (FL)
Dermatology Physician 207N00000X24681 (CA)
Internal Medicine Physician Primary 207R00000XPG188434 (OR)

Internal Medicine Physician: A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medi…

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About NPI 1912494188

Stefanie Altmann, DO's National Provider Identifier is 1912494188, issued on Apr 13, 2018. The primary taxonomy on file is Internal Medicine Physician (207R00000X), and the practice location is in Walnut Creek, CA. The record was last updated on May 7, 2026.