Alexander Korchmarev, M.D.
NPI 1821029042ActiveIndividual· Psychiatry & Neurology, Psychiatry· Sherman Oaks, CA
Psychiatry & Neurology, Psychiatry (M.D.) in Sherman Oaks, California, licensed in CA, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $264,171 for 466 claims, against $68,181 paid for services in 2024. Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) was the largest of 7 companies reporting payments in 2025, $755.93 in all, mostly food and beverage.
Overview
| NPI | 1821029042 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 5, 2006 |
| Last updated in NPPES | Jun 6, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | A66569 | CA |
| Specialist | 174400000X | A66569 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 25 |
|---|---|
| Services billed | 1,136 across 3 procedure codes |
| Paid by Medicare | $68,181 |
Part D prescriptions in 2024
| Prescriptions (claims) | 466 · 807 30-day fills |
|---|---|
| Patients | 42 |
| Total drug cost | $264,171 |
| Generic share | 87% of claims |
Education and affiliations
| Medicare specialty | Psychiatry |
|---|---|
| Telehealth | Offers telehealth |
Industry payments (Open Payments)
- 2025$755.93 · 28 payments from 7 companies
- 2024$822.02 · 29 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $237.68 | 9 |
| E.R. Squibb & Sons, L.L.C. | $153.58 | 5 |
| Lundbeck LLC | $116.14 | 4 |
| Otsuka America Pharmaceutical, Inc. | $104.48 | 4 |
| Vanda Pharmaceuticals Inc. | $71.98 | 3 |
What the 2025 payments were for
- Food and Beverage$755.93 · 28 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 37 psychiatrists in Sherman Oaks · All psychiatrists in California