Katherine Elizabeth Schultheiss, PA
NPI 1558038901ActiveIndividual· Physician Assistant· Mesquite, TX
Physician Assistant (PA) with Texas Digestive Disease Consultants, PLLC, practicing in Mesquite, Texas. Their prescriptions cost Medicare Part D more than their services did: $265,525 for 1,227 claims, against $32,311 paid for services in 2024. Abbvie Inc. was the largest of 15 companies reporting payments in 2025, $2,575 in all, mostly food and beverage. Lists Baylor Scott and White Medical Center Sunnyvale and 1 other hospital as hospital affiliations.
Overview
| NPI | 1558038901 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Aug 24, 2021 |
| Last updated in NPPES | Sep 26, 2022 |
| Certified by provider | Sep 26, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 - Physician Assistant (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 212 |
|---|---|
| Services billed | 759 across 18 procedure codes |
| Paid by Medicare | $32,311 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,227 · 2,112 30-day fills |
|---|---|
| Patients | 318 |
| Total drug cost | $265,525 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Texas Digestive Disease Consultants, PLLCFlower Mound, TX · 608 clinicians
Hospital affiliations
- Baylor Scott and White Medical Center SunnyvaleSunnyvale, TX
- Texas Health Presbyterian Hospital RockwallRockwall, TX
Industry payments (Open Payments)
- 2025$2,575 · 119 payments from 15 companies
- 2024$1,649 · 81 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $873.49 | 47 |
| Janssen Biotech, Inc. | $500.15 | 20 |
| Gilead Sciences, Inc. | $203.07 | 9 |
| Ardelyx, Inc. | $156.79 | 6 |
| Genzyme Corporation | $153.31 | 5 |
What the 2025 payments were for
- Food and Beverage$2,575 · 119 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 physician assistants in Mesquite · All physician assistants in Texas