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Internal Medicine - Hematology & Oncology Specialists in Lompoc, CA

Browse 3 verified Internal Medicine - Hematology & Oncology providers practicing in Lompoc, California.

3 Healthcare Providers
Showing 1–3 of 3 providers
Sorted by Name (A-Z)

Dr. Thomas S. Lossing , MD

Internal Medicine - Hematology & Oncology

Notice of NPI Deactivation & Inactive Practice Status

⚠️ Deactivated NPI: April 09, 2026
1201 E Ocean Ave, Suite A, Lompoc, CA 934367081
Phone: 8057353511
NPI Identifier 1265423487
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Dr. Melani P Shaum , MD

Internal Medicine - Hematology & Oncology

Active NPI Status ✓ Accepts Medicare Assignment Telehealth Services Available
1213 E Ocean Ave, Lompoc, CA 934367041
Phone: 8057351155
NPI Identifier 1144333477
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Dr. Donna Walker , MD

Internal Medicine - Hematology & Oncology

Active NPI Status ✓ Accepts Medicare Assignment Telehealth Services Available
1201 E Ocean Ave Ste B, Lompoc, CA 934367082
Phone: 8057351155
NPI Identifier 1528086964
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