Individual provider · Type 1 NPI

Monica Nicole Gaines Stiles, DO

Hospitalist Physician · Walnut Creek, CA

NPI number 1811524507 Active

Practice location

1601 Ygnacio Valley Rd
Walnut Creek, CA 94598-3122

Call (925) 947-3393 Map

Fax (925) 947-3396

Mailing address

1450 Treat Blvd Ste 300
Walnut Creek, CA 94597-2168

Other practice locations

  • 2540 East St, Concord, CA 94520-1906 · (925) 674-2609
  • 2700 Grant St Ste 200, Concord, CA 94520-2270 · (925) 947-3312

Specialties and licenses

TaxonomyCodeLicense
Hospitalist Physician Primary 208M00000X20A20496 (CA)

Hospitalist Physician: Hospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term 'hospitalist' refers to physicians whose practice emphasizes providing care for hospitalized patients.

181 other providers at this address

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About NPI 1811524507

Monica Nicole Gaines Stiles, DO's National Provider Identifier is 1811524507, issued on Mar 24, 2020. The primary taxonomy on file is Hospitalist Physician (208M00000X), and the practice location is in Walnut Creek, CA. The record was last updated on Jun 18, 2026.