Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. Stefanie Altmann, DO

Individual provider MOHS-Micrographic Surgery Physician · NPI 1912494188

Dr. Stefanie Altmann, DO is a Dermatology in Walnut Creek, California. Qualified in 2018, 8 years ago. Practices with Berman Skin Institute Medical Group Inc, a 27-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in California, Florida and Oregon.

Years since qualifying
8
Licensed in
CA, FL, OR
In the registry since
2018
Specialties on file
5
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

100 Pringle Ave Ste 425
Walnut Creek, CA 94596-7385
Phone: (925) 932-3800
Fax: (925) 933-3339
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence PG188434 (OR)
MOHS-Micrographic Surgery Physician Taxonomy 207ND0101X · Licence OS18824 (FL)
Dermatology Physician Taxonomy 207N00000X · Licence UO6375 (FL)
Dermatology Physician Taxonomy 207N00000X · Licence OS18824 (FL)
Dermatology Physician Taxonomy 207N00000X · Licence 24681 (CA)

Record details

NPI number1912494188
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 13, 2018
Last updated in NPPESMay 7, 2026
Certification dateMay 7, 2026
Mailing address4000 Hollywood Blvd Ste 215-A, Hollywood, FL 33021-6751

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDERMATOLOGY
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Berman Skin Institute Medical Group Inc — 27 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Walnut Creek