Alexander Parker, MD
NPI 1770003162ActiveIndividual· Urology· Saint Louis, MO
Urology (MD) in Saint Louis, Missouri, trained at University of Oklahoma College of Medicine (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $1,464,972 for 2,030 claims, against $313,032 paid for services in 2024. Janssen Biotech, Inc. was the largest of 27 companies reporting payments in 2025, $2,463 in all, mostly food and beverage.
Overview
| NPI | 1770003162 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Jun 26, 2017 |
| Last updated in NPPES | Jun 26, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 2017020628 | MO |
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 - Urology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 713 |
|---|---|
| Services billed | 13,804 across 125 procedure codes |
| Paid by Medicare | $313,032 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,030 · 4,020 30-day fills |
|---|---|
| Patients | 539 |
| Total drug cost | $1,464,972 |
| Generic share | 81% of claims |
Education and affiliations
| Medical school | University of Oklahoma College of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Urology Clinics of North Texas, PLLCPlano, TX · 73 clinicians
Hospital affiliations
Industry payments (Open Payments)
- 2025$2,463 · 103 payments from 27 companies
- 2024$1,649 · 68 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $443.77 | 12 |
| Sumitomo Pharma America, Inc. | $307.39 | 12 |
| Dendreon Pharmaceuticals LLC | $277.30 | 9 |
| Bayer Healthcare Pharmaceuticals Inc. | $249.54 | 12 |
| Abbvie Inc. | $200.44 | 16 |
What the 2025 payments were for
- Food and Beverage$2,395 · 102 payments
- Education$68.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 100 urologists in Saint Louis · All urologists in Missouri