Elizabeth A. Coon-Nguyen, MD
NPI 1104856723ActiveIndividual· Family Medicine· Kingwood, TX
Family Medicine (MD) in Kingwood, Texas, trained at Texas Tech University Health Science Center School of Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $1,483,734 for 13,118 claims, against $138,444 paid for services in 2024. Otsuka America Pharmaceutical, Inc. was the largest of 13 companies reporting payments in 2025, $31,581 in all, mostly speaking and faculty fees.
Overview
| NPI | 1104856723 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 3, 2006 |
| Last updated in NPPES | Apr 20, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | L6015 | 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 - Family Practice (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 374 |
|---|---|
| Services billed | 4,175 across 130 procedure codes |
| Paid by Medicare | $138,444 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13,118 · 21,684 30-day fills |
|---|---|
| Patients | 798 |
| Total drug cost | $1,483,734 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- David P Ellent PLLCSpring, TX · 58 clinicians
Hospital affiliations
- HCA Houston Healthcare KingwoodKingwood, TX
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Memorial Hermann Northeast HospitalHumble, TX
Other facilities
- Signature Health ServicesHome health agency · Baytown, TX
- Blue Star Hospice, Inc.Hospice · Katy, TX
Industry payments (Open Payments)
- 2025$31,581 · 111 payments from 13 companies
- 2024$26,556 · 95 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Otsuka America Pharmaceutical, Inc. | $30,896 | 84 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $145.91 | 5 |
| Astellas Pharma US Inc | $129.76 | 2 |
| Corcept Therapeutics | $75.87 | 3 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $69.82 | 4 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$24,276 · 10 payments
- Travel and Lodging$5,536 · 54 payments
- Food and Beverage$1,669 · 46 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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