Carnai Simpson, M.D.
NPI 1437531118ActiveIndividual· Family Medicine· Kingwood, TX
Family Medicine (M.D.) with David P Ellent PLLC and 1 other group, practicing in Kingwood, Texas. Their prescriptions cost Medicare Part D more than their services did: $283,321 for 2,605 claims, against $18,215 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 8 companies reporting payments in 2025, $612.78 in all, mostly food and beverage. Lists HCA Houston Healthcare Kingwood and 1 other hospital as hospital affiliations.
Overview
| NPI | 1437531118 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 18, 2015 |
| Last updated in NPPES | Apr 15, 2026 |
| Certified by provider | Apr 15, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | R8990 | TX |
| Family Medicine | 207Q00000X | BP10053386 | 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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 64 |
|---|---|
| Services billed | 327 across 28 procedure codes |
| Paid by Medicare | $18,215 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,605 · 6,195 30-day fills |
|---|---|
| Patients | 271 |
| Total drug cost | $283,321 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical groups
- David P Ellent PLLCSpring, TX · 58 clinicians
- Rajiv Agarwal MD PAHumble, TX · 20 clinicians
Hospital affiliations
- HCA Houston Healthcare KingwoodKingwood, TX
- Memorial Hermann Northeast HospitalHumble, TX
Industry payments (Open Payments)
- 2025$612.78 · 21 payments from 8 companies
- 2024$514.77 · 33 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $310.11 | 11 |
| Alnylam Pharmaceuticals Inc. | $73.99 | 2 |
| Novo Nordisk Inc | $65.47 | 1 |
| Merck Sharp & Dohme LLC | $61.44 | 3 |
| Bridgebio Pharma, Inc. | $44.93 | 1 |
What the 2025 payments were for
- Food and Beverage$612.78 · 21 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 51 family medicine physicians in Kingwood · All family medicine physicians in Texas