Cosme O. Lozano Jr., M.D.
NPI 1336160597ActiveIndividual· Psychiatry & Neurology, Psychiatry· Joliet, IL
Psychiatry & Neurology, Psychiatry (M.D.) in Joliet, Illinois, trained at Southern Illinois University School of Medicine (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $870,461 for 7,831 claims, against $106,724 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 10 companies reporting payments in 2025, $988.36 in all, mostly food and beverage.
Overview
| NPI | 1336160597 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 22, 2006 |
| Last updated in NPPES | Feb 4, 2025 |
| Certified by provider | Feb 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 036082815 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Psychiatry (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 215 |
|---|---|
| Services billed | 1,416 across 6 procedure codes |
| Paid by Medicare | $106,724 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,831 · 9,404 30-day fills |
|---|---|
| Patients | 326 |
| Total drug cost | $870,461 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Southern Illinois University School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Psychiatry |
| Secondary specialties | Geriatric Medicine, Neuropsychiatry |
| Telehealth | Offers telehealth |
Medical groups
- Joliet Center for Clinical Research, IncJoliet, IL · 8 clinicians
- Cornerstone Services IncJoliet, IL · 5 clinicians
Hospital affiliation
- Saint Joseph Medical CenterJoliet, IL
Industry payments (Open Payments)
- 2025$988.36 · 44 payments from 10 companies
- 2024$700.54 · 26 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $201.04 | 9 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $151.78 | 6 |
| Vanda Pharmaceuticals Inc. | $150.64 | 6 |
| Alkermes, Inc. | $113.82 | 6 |
| Axsome Therapeutics, Inc. | $110.17 | 4 |
What the 2025 payments were for
- Food and Beverage$988.36 · 44 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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