Dayamal C. Waas, MD
NPI 1083635320ActiveIndividual· Internal Medicine· Saline, MI
Internal Medicine (MD) in Saline, Michigan, licensed in AZ, with an NPI issued in July 2006. Their prescriptions cost Medicare Part D more than their services did: $62,721 for 1,040 claims, against $13,852 paid for services in 2024.
Overview
| NPI | 1083635320 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 22, 2006 |
| Last updated in NPPES | Dec 2, 2025 |
| Certified by provider | Dec 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 72465 | AZ |
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 - Internal Medicine (AZ); Practitioner - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 56 |
|---|---|
| Services billed | 211 across 11 procedure codes |
| Paid by Medicare | $13,852 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,040 · 2,372 30-day fills |
|---|---|
| Patients | 129 |
| Total drug cost | $62,721 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 1987 |
|---|---|
| Medicare specialty | Internal Medicine |
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 internal medicine physicians in Saline · All internal medicine physicians in Michigan