Sheri D. Christian-Armstrong, DO
NPI 1679996706ActiveIndividual· Internal Medicine· Tahlequah, OK
Internal Medicine (DO) in Tahlequah, Oklahoma, trained at Oklahoma State University College of Osteopathic Medicine (class of 2013). In 2024 Medicare paid $15,445 for 111 patients, and Part D covered 176 of their prescriptions, 85% of them generic.
Overview
| NPI | 1679996706 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jan 24, 2014 |
| Last updated in NPPES | Jul 30, 2026 |
| Certified by provider | Jul 30, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | OS21162 | FL |
| Hospitalist | 208M00000X | 3124 | WI |
| Internal Medicine | 207R00000X | 5539 | OK |
| Internal Medicine | 207R00000X | 3124 | WI |
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 - Internal Medicine (CO); Practitioner - Hospitalist (FL); Practitioner - Internal Medicine (GA); Practitioner - Hospitalist (IA); Practitioner - Internal Medicine (ID); Practitioner - Internal Medicine (NM); Practitioner - Internal Medicine (NV); Practitioner - Hospitalist (OK); Practitioner - Hospitalist (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 111 |
|---|---|
| Services billed | 206 across 22 procedure codes |
| Paid by Medicare | $15,445 |
Part D prescriptions in 2024
| Prescriptions (claims) | 176 · 189 30-day fills |
|---|---|
| Patients | 72 |
| Total drug cost | $8,878 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | Oklahoma State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Thedacare, IncorporatedWaupaca, WI · 647 clinicians
- Villages Regional Hospital Physician Services LLCSummerfield, FL · 209 clinicians
- Walter Knox Memorial HospitalEmmett, ID · 21 clinicians
- Origin Healthcare PCWindsor, CO · 4 clinicians
Hospital affiliations
- Huggins HospitalWolfeboro, NH
- Thedacare Regional Medical Center - Appleton IncAppleton, WI
- Uf Health Shands HospitalGainesville, FL
- Valor HealthEmmett, ID
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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