Doctor profile · Federal record
Dr. Arkady Oreper, MD
Psychiatry Physician (CMS: Psychiatry) · Castro Valley, CA
- NPI 1346320710
- Accepts Medicare
- 43 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
20081 Lake Chabot RD
Castro Valley, CA 94546
(510) 690-1155
fax (510) 690-1344
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- October 3, 2012
- Year of graduation
- 1983 — 43 yrs since
- Specialty taxonomy
- 2084P0800X — NUCC code
- State license (1)
- California #A062974
- Medicaid
- CA #00A629740
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346320710. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
656
Distinct HCPCS
3
Medicare allowed
$59,279
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
90833 |
Psychotherapy with evaluation and management visit, 30 minutes | 322 | 83 | $77 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 322 | 83 | $98 | |
90792 |
Psychiatric diagnostic evaluation with medical services | 12 | 12 | $220 |
In context: peer comparison
Among 2 peers in Castro Valley Psychiatry Physician, average services per provider: 166. This provider delivers 4.0× the peer median.Open Payments
Industry payments received
All-time total
$328
Transactions
14
Manufacturers
5
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Neurocrine Biosciences, INC. | 5 | $137.72 | |
| Abbvie INC. | 3 | $72.08 | |
| E.R. Squibb & Sons, L.L.C. | 2 | $44.74 | |
| Lundbeck LLC | 2 | $37.61 | |
| Alkermes, INC. | 2 | $35.87 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,058
Patients
234
Total drug cost
$30,960
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Clonazepam | Generic | 119 | 22 | $2,001 |
| Trazodone Hcl | Generic | 112 | 27 | $3,154 |
| Bupropion Xl (Bupropion Hcl) | Brand | 98 | 19 | $3,551 |
| Quetiapine Fumarate | Generic | 90 | 20 | $2,703 |
| Lorazepam | Generic | 79 | 17 | $715 |
| Buspirone Hcl | Generic | 73 | 20 | $2,594 |
| Mirtazapine | Generic | 70 | 20 | $1,320 |
| Duloxetine Hcl | Generic | 67 | 16 | $1,694 |
| Olanzapine | Generic | 65 | 14 | $2,683 |
| Citalopram Hbr (Citalopram Hydrobromide) | Brand | 57 | 11 | $394 |
Frequently asked questions
What is Dr. Arkady Oreper's medical specialty?
Dr. Arkady Oreper practices Psychiatry Physician in Castro Valley, CA.
Where does Dr. Arkady Oreper practice?
Dr. Arkady Oreper practices at 20081 Lake Chabot RD, Castro Valley, CA 94546. Office phone: 5106901155.
What is Dr. Arkady Oreper's NPI?
Dr. Arkady Oreper's National Provider Identifier (NPI) is 1346320710, issued by NPPES.
Does Dr. Arkady Oreper accept Medicare assignment?
Yes. Dr. Arkady Oreper accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arkady Oreper commonly perform?
Top Medicare-reported procedures in 2023: Psychotherapy with evaluation and management visit (HCPCS 90833); Established patient office or other outpatient visit (HCPCS 99213); Psychiatric diagnostic evaluation with medical services (HCPCS 90792). Source: CMS Medicare Physician & Other Practitioners file.