Syed Maseehur Rehman, MD
NPI 1699775437ActiveIndividual· Allergy & Immunology· Toledo, OH
Allergy & Immunology (MD) with Asthma and Allergy Center Inc, practicing in Toledo, Ohio. Their prescriptions cost Medicare Part D more than their services did: $1,206,434 for 1,423 claims, against $586,067 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 19 companies reporting payments in 2025, $69,770 in all, mostly speaking and faculty fees. Lists Mercy Health St Ritas Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1699775437 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jul 22, 2005 |
| Last updated in NPPES | Dec 11, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Allergy & Immunology Primary | 207K00000X | 35071039 | OH |
| Allergy & Immunology | 207K00000X | 35070139R | OH |
| Allergy & Immunology | 207K00000X | 4301069146 | MI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (MI); Practitioner - Allergy/Immunology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 142 |
|---|---|
| Services billed | 22,339 across 32 procedure codes |
| Paid by Medicare | $586,067 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,423 · 2,147 30-day fills |
|---|---|
| Patients | 224 |
| Total drug cost | $1,206,434 |
| Generic share | 60% of claims |
Education and affiliations
| Graduation year | 1983 |
|---|---|
| Medicare specialty | Allergy/Immunology |
Medical group
- Asthma and Allergy Center IncMonroe, MI · 2 clinicians
Hospital affiliations
- Mercy Health St Ritas Medical CenterLima, OH
- Promedica Monroe Regional HospitalMonroe, MI
- Promedica Toledo HospitalToledo, OH
Industry payments (Open Payments)
- 2025$69,770 · 233 payments from 19 companies
- 2024$42,248 · 166 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $60,132 | 90 |
| Takeda Pharmaceuticals U.S.A., Inc. | $7,559 | 19 |
| Glaxosmithkline, LLC. | $567.84 | 45 |
| Regeneron Healthcare Solutions, Inc. | $332.74 | 16 |
| Csl Behring | $327.39 | 18 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$62,875 · 22 payments
- Food and Beverage$3,845 · 185 payments
- Travel and Lodging$2,950 · 23 payments
- Education$57.82 · 1 payment
- Consulting Fee$41.82 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Allergy & Immunology providers in Toledo
- 1710174271
- 1861520173
- 1710909783
- 1427236207
- 1174650402
- 1316945678
- 1396723904
- 1003813205
- 1972890028
- 1255561767