Louis David Bierman, D.O.
NPI 1669434205ActiveIndividual· Family Medicine· Langhorne, PA
Family Medicine (D.O.) in Langhorne, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 1977). Their prescriptions cost Medicare Part D more than their services did: $189,965 for 2,291 claims, against $46,452 paid for services in 2024. Pfizer Inc. reported $26.26 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1669434205 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 0S003883L | 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 | 208 |
|---|---|
| Services billed | 578 across 27 procedure codes |
| Paid by Medicare | $46,452 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,291 · 5,061 30-day fills |
|---|---|
| Patients | 363 |
| Total drug cost | $189,965 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1977 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Lofts Medical Associates,pcLanghorne, PA · 13 clinicians
Hospital affiliations
- Lower Bucks HospitalBristol, PA
- St Mary Medical CenterLanghorne, PA
Other facilities
- Mercy Home HealthHome health agency · Newtown, PA
Industry payments (Open Payments)
- 2025$26.26 · 1 payment from 1 company
- 2024$119.61 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $26.26 | 1 |
What the 2025 payments were for
- Food and Beverage$26.26 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 family medicine physicians in Langhorne · All family medicine physicians in Pennsylvania