David A. Deguzman, MD
NPI 1437248309ActiveIndividual· Internal Medicine· Canton, MI
Internal Medicine (MD) in Canton, Michigan, trained at University of Michigan Medical School (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $823,406 for 6,084 claims, against $37,442 paid for services in 2024.
Overview
| NPI | 1437248309 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 11, 2006 |
| Last updated in NPPES | Sep 13, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301075807 | MI |
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 (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 198 |
|---|---|
| Services billed | 769 across 21 procedure codes |
| Paid by Medicare | $37,442 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,084 · 14,637 30-day fills |
|---|---|
| Patients | 492 |
| Total drug cost | $823,406 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Regents of the University of MichiganAnn Arbor, MI · 3,346 clinicians
Hospital affiliation
- University of Michigan Health SystemAnn Arbor, MI
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 68 internal medicine physicians in Canton · All internal medicine physicians in Michigan