Michael B. Vollmar, MD
NPI 1922012392ActiveIndividual· Psychiatry & Neurology, Psychiatry· Hamden, CT
Psychiatry & Neurology, Psychiatry (MD) in Hamden, Connecticut, trained at Wayne State University School of Medicine (class of 1981). 61 Medicare patients in 2024, $77,409 paid; nearly all of their 2,070 Part D prescriptions were generic (98%). E.R. Squibb & Sons, L.L.C. reported $27.27 in payments in 2024, mostly education.
Overview
| NPI | 1922012392 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 28, 2006 |
| Last updated in NPPES | Jan 26, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 027405 | CT |
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 (CT) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 61 |
|---|---|
| Services billed | 1,130 across 9 procedure codes |
| Paid by Medicare | $77,409 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,070 · 3,290 30-day fills |
|---|---|
| Patients | 175 |
| Total drug cost | $103,818 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1981 |
| Medicare specialty | Psychiatry |
| Telehealth | Offers telehealth |
Medical group
- Spectrum Psychiatric Group PCHamden, CT · 11 clinicians
Hospital affiliation
- Yale-New Haven HospitalNew Haven, CT
Industry payments (Open Payments)
- 2024$27.27 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $27.27 | 1 |
What the 2024 payments were for
- Education$27.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 21 psychiatrists in Hamden · All psychiatrists in Connecticut