Sandra J. Knudsen, M.D.
NPI 1235136078ActiveIndividual· Family Medicine· Lansdale, PA
Family Medicine (M.D.) in Lansdale, Pennsylvania, trained at Hahneman Medical College of the Pacific (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $722,762 for 6,134 claims, against $98,814 paid for services in 2024. Pfizer Inc. was the largest of 32 companies reporting payments in 2025, $2,040 in all, mostly food and beverage.
Overview
| NPI | 1235136078 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 7, 2005 |
| Last updated in NPPES | Oct 28, 2021 |
| Certified by provider | Oct 28, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | MD 425461 | PA |
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 - Family Practice (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 556 |
|---|---|
| Services billed | 2,448 across 42 procedure codes |
| Paid by Medicare | $98,814 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,134 · 15,184 30-day fills |
|---|---|
| Patients | 673 |
| Total drug cost | $722,762 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | Hahneman Medical College of the Pacific |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- Novacare Outpatient Rehabilitation East, Inc.Collegeville, PA · 503 clinicians
- Green and Seidner Family Practice Associates PCLansdale, PA · 11 clinicians
Hospital affiliations
- Doylestown HospitalDoylestown, PA
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
- St Luke's Hospital - Grand View CampusSellersville, PA
Other facilities
- Bayada Home Health Care, Inc.Home health agency · Jamison, PA
- Bayada Home Health Care, Inc.Home health agency · Blue Bell, PA
- Jefferson Health at Home By BayadaHome health agency · Horsham, PA
Industry payments (Open Payments)
- 2025$2,040 · 114 payments from 32 companies
- 2024$2,500 · 155 payments from 30 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $290.10 | 16 |
| Abbvie Inc. | $234.56 | 29 |
| Novo Nordisk Inc | $184.61 | 9 |
| Amgen Inc. | $148.73 | 10 |
| Sumitomo Pharma America, Inc. | $96.87 | 5 |
What the 2025 payments were for
- Food and Beverage$2,040 · 114 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 38 family medicine physicians in Lansdale · All family medicine physicians in Pennsylvania