Dr. William Earle Bonis, MD
Dr. William Earle Bonis, MD is a Hematology/Oncology in Chico, California. Qualified in 1990, 36 years ago. Practices with Marshall Medical Center, a 171-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Washington.
- Years since qualifying
- 36
- Licensed in
- CA, WA
- In the registry since
- 2006
- Specialties on file
- 2
What do these letters mean?
- MD — Doctor of Medicine
- A physician who completed allopathic medical school.
Practice location Address checks out
265 Cohasset RdChico, CA 95926-2273
Phone: (530) 332-3890
Fax: (530) 893-6907
Show map & directions
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Additional practice locations (2)
- 834 Sheridan St, Port Townsend, WA 98368-2443 — (360) 344-3091
- 2000 Hospital Dr, Sedro Woolley, WA 98284-4327 — (360) 856-7588
Specialties & licences
| Hematology & Oncology Physician (primary) | Taxonomy 207RH0003X · Licence A53478 (CA) |
|---|---|
| Hematology & Oncology Physician | Taxonomy 207RH0003X · Licence MD61518247 (WA) |
Record details
| NPI number | 1689779209 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | MD |
| Sole proprietor | Yes |
| NPI enumerated | September 14, 2006 |
| Last updated in NPPES | April 29, 2026 |
| Certification date | April 29, 2026 |
| Mailing address | Po Box 7555, Chico, CA 95927-7555 |
Medicare enrollment
| Medicare specialty | HEMATOLOGY/ONCOLOGY |
|---|---|
| Also practises | INTERNAL MEDICINE |
| Medical school | OTHER |
| Graduated | 1990 (36 years in practice) |
| Group practice | Marshall Medical Center — 171 clinicians |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |
Other providers in Chico
-
Chico Hematology Oncology
265 Cohasset Rd SUITE170, Chico, CA 95926-2273 · (530) 893-2323
-
Rubens Barros Costa Filho, MD
265 Cohasset Rd, Chico, CA 95926-2273 · (530) 332-4700
-
Debra C Garley, MD
265 Cohasset Rd Ste 170, Chico, CA 95926-2273 · (530) 893-2323
-
Dr. John A Hayward, MD
265 Cohasset Rd Ste 150, Chico, CA 95926-2273 · (530) 899-9000