Doctor profile · Federal record
Dr. Geoffrey Sasaki, M.D.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Dermatopathology (Pathology) Physician · Chico, CA
- NPI 1124212386
- Accepts Medicare
- MIPS 96.6 / 100 · 2023
- 27 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
183 E 8Th Ave
Chico, CA 959262341
(530) 891-6244
fax (530) 891-0134
Credentials & registration
- NPI registered
- August 2007 — 19 yrs on file
- Profile last updated
- August 15, 2014
- Year of graduation
- 1999 — 27 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State license (1)
- California #C55896
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1124212386. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
6,603
Distinct HCPCS
10
Medicare allowed
$491,057
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 3,795 | 2,424 | $66 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 926 | 451 | $77 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 794 | 613 | $98 | |
88312 |
Special stained specimen slides to identify organisms including interpretation and report | 462 | 362 | $111 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 193 | 177 | $41 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 86 | 37 | $89 | |
88360 |
Microscopic genetic analysis of tumor, manual | 81 | 29 | $75 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 58 | 42 | $74 | |
88344 |
Special stained specimen slides to examine tissue, each multiplex procedure | 57 | 17 | $102 | |
88112 |
Cell examination of specimen, selective cellular enhancement technique | 31 | 28 | $28 |
In context: peer comparison
Among 6 peers in Chico Anatomic Pathology & Clinical Pathology Physician, average services per provider: 217. This provider delivers 30× the peer median.Open Payments
Industry payments received
All-time total
$150
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, INC. | 1 | $135.23 | |
| Becton, Dickinson and Company | 1 | $15.20 |
By nature of payment
Frequently asked questions
What is Dr. Geoffrey Sasaki's medical specialty?
Dr. Geoffrey Sasaki practices Anatomic Pathology & Clinical Pathology Physician in Chico, CA.
Where does Dr. Geoffrey Sasaki practice?
Dr. Geoffrey Sasaki practices at 183 E 8Th Ave, Chico, CA 959262341. Office phone: 5308916244.
What is Dr. Geoffrey Sasaki's NPI?
Dr. Geoffrey Sasaki's National Provider Identifier (NPI) is 1124212386, issued by NPPES.
Does Dr. Geoffrey Sasaki accept Medicare assignment?
Yes. Dr. Geoffrey Sasaki accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Geoffrey Sasaki commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue, initial procedure (HCPCS 88342). Source: CMS Medicare Physician & Other Practitioners file.