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

Dr. Donna Walker, MD

Individual provider Hematology & Oncology Physician · NPI 1528086964

Dr. Donna Walker, MD is a Hematology/Oncology in Lompoc, California. Graduated from University of California, Geffen School of Medicine in 1994, 32 years ago. Practices with Lompoc Valley Medical Center, a 91-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
32
Trained at
University of California, Geffen School of Medicine
Licensed in
CA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

1201 E Ocean Ave Ste B
Lompoc, CA 93436-7082
Phone: (805) 735-1155
Fax: (805) 735-1133
Show map & directions

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

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence A55693 (CA)

Record details

NPI number1528086964
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 17, 2006
Last updated in NPPESMay 12, 2016
Mailing address1213 E Ocean Ave, Suite 102, Lompoc, CA 93436-7047

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 1994 (32 years in practice)
Group practice Lompoc Valley Medical Center — 91 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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