Charlotte Chase Appleton, M.D.
NPI 1629139712ActiveIndividual· Internal Medicine· Nacogdoches, TX
Internal Medicine (M.D.) in Nacogdoches, Texas, trained at University of South Carolina School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $327,837 for 5,537 claims, against $52,506 paid for services in 2024.
Overview
| NPI | 1629139712 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 12, 2006 |
| Last updated in NPPES | Nov 1, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | R4806 | TX |
| Internal Medicine | 207R00000X | 12831 | NV |
| Internal Medicine | 207R00000X | 8654 | AK |
| Internal Medicine | 207R00000X | 51708 | CO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 127 |
|---|---|
| Services billed | 700 across 12 procedure codes |
| Paid by Medicare | $52,506 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,537 · 5,587 30-day fills |
|---|---|
| Patients | 162 |
| Total drug cost | $327,837 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | University of South Carolina School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Internal Medicine |
Medical groups
- Usacs Integrated Acute Care Services of Texas, PLLCKerrville, TX · 387 clinicians
- Lone Star Integrated Acute Care of East Texas PLLCNacogdoches, TX · 12 clinicians
Hospital affiliation
- Nacogdoches Medical CenterNacogdoches, TX
Other facilities
- Heart To Heart Hospice of Lufkin LLCHospice · Lufkin, TX
- Olive Branch HospiceHospice · Jasper, TX
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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