Robert J. Koval Jr., MD
NPI 1659427334ActiveIndividual· Internal Medicine, Rheumatology· Austin, TX
Internal Medicine, Rheumatology (MD) with Ortholonestar PLLC, practicing in Austin, Texas. Their prescriptions cost Medicare Part D more than their services did: $4,136,728 for 3,561 claims, against $2,128,029 paid for services in 2024. Janssen Biotech, Inc. was the largest of 18 companies reporting payments in 2025, $88,025 in all, mostly speaking and faculty fees. Lists Ascension Seton Cedar Park and 1 other hospital as hospital affiliations.
Overview
| NPI | 1659427334 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 26, 2007 |
| Last updated in NPPES | Feb 21, 2025 |
| Certified by provider | Feb 18, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | N9084 | TX |
| Internal Medicine | 207R00000X | 46741 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Rheumatology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 537 |
|---|---|
| Services billed | 207,154 across 61 procedure codes |
| Paid by Medicare | $2,128,029 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,561 · 6,521 30-day fills |
|---|---|
| Patients | 609 |
| Total drug cost | $4,136,728 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 2005 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Ortholonestar PLLCBaytown, TX · 428 clinicians
Hospital affiliations
- Ascension Seton Cedar ParkCedar Park, TX
- Ascension Seton Highland LakesBurnet, TX
Industry payments (Open Payments)
- 2025$88,025 · 295 payments from 18 companies
- 2024$45,574 · 275 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $74,486 | 123 |
| Abbvie Inc. | $11,217 | 79 |
| Amgen Inc. | $729.53 | 19 |
| Ucb, Inc. | $487.48 | 22 |
| Novartis Pharmaceuticals Corporation | $330.87 | 15 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$64,643 · 22 payments
- Travel and Lodging$15,014 · 34 payments
- Food and Beverage$5,775 · 233 payments
- Consulting Fee$2,455 · 2 payments
- Education$137.55 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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