Robert D. Johnston, MD
NPI 1649272907ActiveIndividual· Family Medicine· La Porte, TX
Family Medicine (MD) in La Porte, Texas, trained at Texas A & M University System, Hsc, College of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $1,098,323 for 8,866 claims, against $67,943 paid for services in 2024. Abbvie Inc. was the largest of 27 companies reporting payments in 2025, $1,532 in all, mostly food and beverage.
Overview
| NPI | 1649272907 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2005 |
| Last updated in NPPES | Oct 27, 2025 |
| Certified by provider | Oct 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | H4443 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 168 |
|---|---|
| Services billed | 1,378 across 61 procedure codes |
| Paid by Medicare | $67,943 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,866 · 19,519 30-day fills |
|---|---|
| Patients | 488 |
| Total drug cost | $1,098,323 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Texas A & M University System, Hsc, College of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Family Practice |
Medical group
- Mycare Medical of Texas PLLCLa Feria, TX · 29 clinicians
Hospital affiliations
- HCA Houston Healthcare Clear LakeWebster, TX
- Houston Methodist Baytown HospitalBaytown, TX
- Houston Methodist Clear Lake HospitalNassau Bay, TX
- Memorial Hermann - Texas Medical CenterHouston, TX
Industry payments (Open Payments)
- 2025$1,532 · 77 payments from 27 companies
- 2024$904.89 · 39 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $195.25 | 14 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $147.49 | 12 |
| Neurocrine Biosciences, Inc. | $139.66 | 4 |
| Aimmune Therapeutics, Inc. | $137.47 | 6 |
| Novo Nordisk Inc | $93.39 | 4 |
What the 2025 payments were for
- Food and Beverage$1,532 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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