Doctor profile · Federal record
Dr. Ona Mae Shiroyama, O.D.
Optometrist (CMS: Optometry) · Ventura, CA
- NPI 1932142841
- Accepts Medicare
- 47 yrs in practice
- Female
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1280 S Victoria Ave, Suite 100
Ventura, CA 930036555
(805) 650-9922
fax (805) 650-6656
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- January 11, 2011
- Year of graduation
- 1979 — 47 yrs since
- Specialty taxonomy
- 152W00000X — NUCC code
- State license (1)
- California #6802T
- Medicaid
- CA #SD0068020
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1932142841. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
71
Distinct HCPCS
1
Medicare allowed
$9,442
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
92014 |
Established patient complete exam of visual system | 71 | 71 | $133 |
In context: peer comparison
Among 13 peers in Ventura Optometrist, average services per provider: 71. This provider delivers 1.0× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
12
Patients
0
Total drug cost
$3,116
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Lumigan (Bimatoprost) | Brand | 12 | 0 | $3,116 |
Frequently asked questions
What is Dr. Ona Mae Shiroyama's medical specialty?
Dr. Ona Mae Shiroyama practices Optometrist in Ventura, CA.
Where does Dr. Ona Mae Shiroyama practice?
Dr. Ona Mae Shiroyama practices at 1280 S Victoria Ave, Ventura, CA 930036555. Office phone: 8056509922.
What is Dr. Ona Mae Shiroyama's NPI?
Dr. Ona Mae Shiroyama's National Provider Identifier (NPI) is 1932142841, issued by NPPES.
Does Dr. Ona Mae Shiroyama accept Medicare assignment?
Yes. Dr. Ona Mae Shiroyama accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ona Mae Shiroyama commonly perform?
Top Medicare-reported procedures in 2023: Established patient complete exam of visual system (HCPCS 92014). Source: CMS Medicare Physician & Other Practitioners file.