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

Christopher A Walter, DO

Individual provider Orthopaedic Surgery Physician · NPI 1447420732

Christopher A Walter, DO is an Orthopedic Surgery in Sonoma, California. Graduated from College of Osteopathic Physicians and Surgeons of Los Angeles in 2004, 22 years ago. Practices with Regents Univ of California UCSF, a 272-clinician group and works from 2 locations. Licensed in California.

Years since qualifying
22
Trained at
College of Osteopathic Physicians and Surgeons of Los Angeles
Licensed in
CA
In the registry since
2008
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.

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Practice location Address checks out

347 Andrieux St
Sonoma, CA 95476-6811
Phone: (707) 721-8830
Show map & directions

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

Additional practice locations (1)

  • 335 S McDowell Blvd, Petaluma, CA 94954-3507 — (707) 721-8830

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 20A10826 (CA)

Record details

NPI number1447420732
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 3, 2008
Last updated in NPPESMarch 13, 2026
Certification dateMarch 13, 2026
Mailing address347 Andrieux St, Sonoma, CA 95476-6811

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolCOLLEGE OF OSTEOPATHIC PHYSICIANS AND SURGEONS OF LOS ANGELES
Graduated 2004 (22 years in practice)
Group practice Regents Univ Of California Ucsf — 272 clinicians
Accepts Medicare assignment Not indicated

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