Search › California › Internal Medicine Physician
Stefanie Altmann, DO
NPI 1912494188 · on the registry since 2018 · sole proprietor
Practice
- Address
- 100 Pringle Ave Ste 425
Walnut Creek, CA 94596 - Phone
- (925) 932-3800
- Fax
- (925) 933-3339
- Clinicians at this address
- 3
Additional practice sites
- 82883 Overseas Highway, Islamorada, FL
- 5575 W Las Positas Blvd Ste 230, Pleasanton, CA
- 1010 Kennedy Dr Ste 304, Key West, FL
Registry record
- Primary taxonomy
- Internal Medicine Physician
207R00000X
- Also registered as
- MOHS-Micrographic Surgery Physician
Dermatology Physician
Dermatology Physician
Dermatology Physician - Licence states on file
- FL, CA, OR
From the registry's licence fields, which are often incomplete.
- Sex
- Female
- Record last updated
- 2026-05-07
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in California