Chandragupta S. Vedak, MD
NPI 1871592881ActiveIndividual· Psychiatry & Neurology, Psychiatry· Crystal Lake, IL
Psychiatry & Neurology, Psychiatry (MD) with Rosecrance Inc and 1 other group, practicing in Crystal Lake, Illinois. Their prescriptions cost Medicare Part D more than their services did: $607,364 for 6,338 claims, against $68,157 paid for services in 2024. Abbvie Inc. was the largest of 3 companies reporting payments in 2025, $152.53 in all, mostly food and beverage. Lists Northwestern Medicine Central Dupage Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1871592881 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 20, 2005 |
| Last updated in NPPES | Dec 22, 2021 |
| Certified by provider | Dec 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 036-070389 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 215 |
|---|---|
| Services billed | 917 across 10 procedure codes |
| Paid by Medicare | $68,157 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,338 · 9,356 30-day fills |
|---|---|
| Patients | 371 |
| Total drug cost | $607,364 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical groups
- Rosecrance IncRockford, IL · 36 clinicians
- Horizons Behavioral Health LLCCrystal Lake, IL · 11 clinicians
Hospital affiliations
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
Industry payments (Open Payments)
- 2025$152.53 · 6 payments from 3 companies
- 2024$58.31 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $90.22 | 4 |
| Jazz Pharmaceuticals Inc. | $38.90 | 1 |
| Collegium Pharmaceutical, Inc. | $23.41 | 1 |
What the 2025 payments were for
- Food and Beverage$152.53 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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