Glenn A. Ridder, MD
NPI 1003816885ActiveIndividual· Family Medicine· Sioux Falls, SD
Family Medicine (MD) in Sioux Falls, South Dakota, trained at University of Nebraska College of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $197,885 for 3,782 claims, against $11,720 paid for services in 2024. Daiichi Sankyo Inc. was the largest of 8 companies reporting payments in 2024, $344.08 in all, mostly food and beverage.
Overview
| NPI | 1003816885 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 22, 2005 |
| Last updated in NPPES | Mar 31, 2022 |
| Certified by provider | Mar 31, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 3483 | SD |
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 - Family Practice (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 96 |
|---|---|
| Services billed | 213 across 14 procedure codes |
| Paid by Medicare | $11,720 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,782 · 7,913 30-day fills |
|---|---|
| Patients | 285 |
| Total drug cost | $197,885 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | University of Nebraska College of Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Family Practice |
Hospital affiliation
- Pipestone County Medical CenterPipestone, MN
Industry payments (Open Payments)
- 2024$344.08 · 15 payments from 8 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Daiichi Sankyo Inc. | $87.73 | 4 |
| Actelion Pharmaceuticals US, Inc. | $84.99 | 1 |
| Abbvie Inc. | $45.26 | 3 |
| Lilly USA, LLC | $40.50 | 2 |
| Astellas Pharma US Inc | $30.98 | 2 |
What the 2024 payments were for
- Food and Beverage$259.09 · 14 payments
- Education$84.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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