Mary Theoktisto
NPI 1619358934ActiveIndividual· Internal Medicine, Infectious Disease· Lakeway, TX
Internal Medicine, Infectious Disease with Scott and White Clinic, practicing in Lakeway, Texas. Their prescriptions cost Medicare Part D more than their services did: $315,842 for 624 claims, against $58,658 paid for services in 2024. Viiv Healthcare Company was the largest of 10 companies reporting payments in 2025, $1,618 in all, mostly food and beverage. Lists Baylor Scott & White Medical Center - Buda and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1619358934 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jun 11, 2015 |
| Last updated in NPPES | Aug 20, 2020 |
| Certified by provider | Aug 20, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | S3323 | 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 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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 179 |
|---|---|
| Services billed | 888 across 20 procedure codes |
| Paid by Medicare | $58,658 |
Part D prescriptions in 2024
| Prescriptions (claims) | 624 · 799 30-day fills |
|---|---|
| Patients | 117 |
| Total drug cost | $315,842 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Infectious Disease |
| Telehealth | Offers telehealth |
Medical group
- Scott and White ClinicCollege Station, TX · 2,461 clinicians
Hospital affiliations
- Baylor Scott & White Medical Center - BudaBuda, TX
- Baylor Scott & White Medical Center - Marble FallsMarble Falls, TX
- Baylor Scott & White Medical Center - Round RockRound Rock, TX
- Baylor Scott & White Medical Center PflugervillePflugerville, TX
- Baylor Scott & White Medical Center- AustinAustin, TX
Other facilities
- Enhabit Home HealthHome health agency · Austin, TX
Industry payments (Open Payments)
- 2025$1,618 · 57 payments from 10 companies
- 2024$1,119 · 44 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Viiv Healthcare Company | $564.18 | 10 |
| Paratek Pharmaceuticals, Inc. | $266.10 | 10 |
| Insmed, Inc. | $184.73 | 10 |
| Abbvie Inc. | $152.77 | 7 |
| Jazz Pharmaceuticals Inc. | $145.08 | 6 |
What the 2025 payments were for
- Food and Beverage$1,618 · 57 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Infectious Disease providers in Lakeway
- 1013477801
All Internal Medicine, Infectious Disease providers in Texas →