Kari Heusinkveld Fay, M.D.
NPI 1023236304ActiveIndividual· Obstetrics & Gynecology· San Marcos, TX
Obstetrics & Gynecology (M.D.) in San Marcos, Texas, trained at University of Texas Medical School at Houston (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $29,304 for 303 claims, against $15,747 paid for services in 2024. Organon LLC was the largest of 9 companies reporting payments in 2025, $3,428 in all, mostly compensation for serving as faculty or as a speaker for a me.
Overview
| NPI | 1023236304 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 23, 2007 |
| Last updated in NPPES | Oct 7, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | N8507 | 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 - Obstetrics/Gynecology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 71 |
|---|---|
| Services billed | 131 across 15 procedure codes |
| Paid by Medicare | $15,747 |
Part D prescriptions in 2024
| Prescriptions (claims) | 303 · 600 30-day fills |
|---|---|
| Patients | 93 |
| Total drug cost | $29,304 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at Houston |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Unified Womens Healthcare of Texas PLLCDripping Springs, TX · 183 clinicians
Hospital affiliation
- Christus Santa Rosa Hospital-San MarcosSan Marcos, TX
Industry payments (Open Payments)
- 2025$3,428 · 19 payments from 9 companies
- 2024$273.80 · 15 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $3,127 | 5 |
| Abbvie Inc. | $77.87 | 3 |
| Sumitomo Pharma America, Inc. | $55.88 | 2 |
| Pfizer Inc. | $42.94 | 2 |
| Biogen, Inc. | $36.86 | 2 |
What the 2025 payments were for
- Compensation for serving as faculty or as a speaker for a medical education program$3,042 · 2 payments
- Food and Beverage$385.69 · 17 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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