Byron Lee Limmer, MD
NPI 1407963796ActiveIndividual· Dermatology, MOHS-Micrographic Surgery· San Antonio, TX
Dermatology, MOHS-Micrographic Surgery (MD) in San Antonio, Texas, trained at University of Texas Southwestern Medical School at Dallas (class of 1989). 949 Medicare patients in 2024, $445,859 paid; nearly all of their 543 Part D prescriptions were generic (92%). Organon LLC was the largest of 5 companies reporting payments in 2025, $503.36 in all, mostly food and beverage.
Overview
| NPI | 1407963796 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 24, 2006 |
| Last updated in NPPES | Jan 18, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dermatology, MOHS-Micrographic Surgery Primary | 207ND0101X | H8212 | TX |
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 - Dermatology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 949 |
|---|---|
| Services billed | 7,177 across 85 procedure codes |
| Paid by Medicare | $445,859 |
Part D prescriptions in 2024
| Prescriptions (claims) | 543 · 615 30-day fills |
|---|---|
| Patients | 254 |
| Total drug cost | $83,354 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | University of Texas Southwestern Medical School at Dallas |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Dermatology |
Medical group
- Byron L Limmer MD and Rachel L Limmer MD PASan Antonio, TX · 4 clinicians
Industry payments (Open Payments)
- 2025$503.36 · 8 payments from 5 companies
- 2024$1,121 · 12 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $150.90 | 3 |
| Regeneron Healthcare Solutions, Inc. | $125.00 | 1 |
| Abbvie Inc. | $119.92 | 1 |
| Leo Pharma Inc. | $81.43 | 2 |
| Elekta, Inc. | $26.11 | 1 |
What the 2025 payments were for
- Food and Beverage$503.36 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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