Joan Mariam Cherian, FNP
NPI 1689816852ActiveIndividual· Nurse Practitioner, Family· Tomball, TX
Nurse Practitioner, Family (FNP) with Baylor St. Luke's Medical Group, practicing in Tomball, Texas. Their prescriptions cost Medicare Part D more than their services did: $137,450 for 2,647 claims, against $25,436 paid for services in 2024. Boston Scientific Corporation was the largest of 9 companies reporting payments in 2025, $320.36 in all, mostly food and beverage. Lists HCA Houston Healthcare Tomball and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1689816852 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | FNP |
| Sole proprietor | Yes |
| NPI issued | Apr 2, 2009 |
| Last updated in NPPES | Aug 16, 2025 |
| Certified by provider | Aug 16, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP129772 | TX |
| Nurse Practitioner, Family | 363LF0000X | F335628-1 | NY |
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 - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 78 |
|---|---|
| Services billed | 386 across 23 procedure codes |
| Paid by Medicare | $25,436 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,647 · 5,815 30-day fills |
|---|---|
| Patients | 188 |
| Total drug cost | $137,450 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2008 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Baylor St. Luke's Medical GroupThe Woodlands, TX · 170 clinicians
Hospital affiliations
- HCA Houston Healthcare TomballTomball, TX
- St Luke's Hospital at the VintageHouston, TX
- St Luke's the Woodlands HospitalThe Woodlands, TX
Industry payments (Open Payments)
- 2025$320.36 · 14 payments from 9 companies
- 2024$228.04 · 12 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $79.89 | 2 |
| Amgen Inc. | $71.67 | 4 |
| Abiomed | $35.81 | 1 |
| Phathom Pharmaceuticals, Inc. | $31.29 | 2 |
| Pfizer Inc. | $24.86 | 1 |
What the 2025 payments were for
- Food and Beverage$320.36 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 92 family nurse practitioners in Tomball · All family nurse practitioners in Texas