Tammam Dayyoub, M.D
NPI 1942555727ActiveIndividual· Psychiatry & Neurology, Clinical Neurophysiology· Detroit, MI
Psychiatry & Neurology, Clinical Neurophysiology (M.D) with Orlando Epilepsy Center Inc, practicing in Detroit, Michigan. Their prescriptions cost Medicare Part D more than their services did: $453,105 for 1,438 claims, against $46,790 paid for services in 2024. Abbvie Inc. was the largest of 2 companies reporting payments in 2025, $116.56 in all, mostly food and beverage. Lists Adventhealth Orlando and 1 other hospital as hospital affiliations.
Overview
| NPI | 1942555727 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D |
| Sole proprietor | No |
| NPI issued | Jul 18, 2012 |
| Last updated in NPPES | May 7, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Clinical Neurophysiology Primary | 2084N0600X | 32696 | OK |
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 - Neurology (FL); Practitioner - Neurology (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 135 |
|---|---|
| Services billed | 298 across 16 procedure codes |
| Paid by Medicare | $46,790 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,438 · 2,105 30-day fills |
|---|---|
| Patients | 165 |
| Total drug cost | $453,105 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2006 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Orlando Epilepsy Center IncOrlando, FL · 13 clinicians
Hospital affiliations
- Adventhealth OrlandoOrlando, FL
- Orlando HealthOrlando, FL
Industry payments (Open Payments)
- 2025$116.56 · 4 payments from 2 companies
- 2024$340.72 · 13 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $76.87 | 3 |
| Otter Pharmaceuticals, LLC | $39.69 | 1 |
What the 2025 payments were for
- Food and Beverage$116.56 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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