Doctor profile · Federal record
Dr. Darren Okada, M.D.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Riverside, CA
- NPI 1134245921
- Accepts Medicare
- MIPS 90.0 / 100 · 2023
- 32 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4445 Magnolia Ave, Dept of Pathology, Riverside Community Hospital
Riverside, CA 925014135
(951) 788-3243
fax (951) 788-3633 - Mailing address
-
Po Box 260071
Saint Louis, MO 631268071
Credentials & registration
- NPI registered
- March 2007 — 19 yrs on file
- Profile last updated
- November 27, 2019
- Year of graduation
- 1994 — 32 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State license (1)
- California #A55141
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1134245921. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,163
Distinct HCPCS
10
Medicare allowed
$37,516
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 352 | 202 | $37 | |
88312 |
Special stained specimen slides to identify organisms including interpretation and report | 196 | 127 | $26 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 170 | 37 | $28 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 110 | 67 | $12 | |
88108 |
Cell examination of specimen, concentration technique | 78 | 60 | $22 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 60 | 42 | $82 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 46 | 42 | $34 | |
88360 |
Microscopic genetic analysis of tumor, manual | 41 | 17 | $41 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 30 | 26 | $11 | |
88331 |
Pathology examination of specimen during surgery, first tissue block | 24 | 15 | $62 |
In context: peer comparison
Among 4 peers in Riverside Anatomic Pathology & Clinical Pathology Physician, average services per provider: 89. This provider delivers 13× the peer median.Open Payments
Industry payments received
All-time total
$15
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Siemens Medical Solutions USA, INC. | 1 | $15.15 |
By nature of payment
Hospital affiliations
Frequently asked questions
What is Dr. Darren Okada's medical specialty?
Dr. Darren Okada practices Anatomic Pathology & Clinical Pathology Physician in Riverside, CA.
Where does Dr. Darren Okada practice?
Dr. Darren Okada practices at 4445 Magnolia Ave, Riverside, CA 925014135. Office phone: 9517883243.
What is Dr. Darren Okada's NPI?
Dr. Darren Okada's National Provider Identifier (NPI) is 1134245921, issued by NPPES.
Does Dr. Darren Okada accept Medicare assignment?
Yes. Dr. Darren Okada accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Darren Okada commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to identify organisms including interpretation and report (HCPCS 88312); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.