Nell Ann Schmits Hennon, D.O.
NPI 1992739221ActiveIndividual· Family Medicine· O Fallon, IL
Family Medicine (D.O.) in O Fallon, Illinois, trained at College of Osteopathic Physicians and Surgeons of Los Angeles (class of 2003). Their prescriptions cost Medicare Part D more than their services did: $652,473 for 5,771 claims, against $121,324 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 17 companies reporting payments in 2025, $1,952 in all, mostly food and beverage.
Overview
| NPI | 1992739221 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | Jul 11, 2006 |
| Last updated in NPPES | Dec 30, 2021 |
| Certified by provider | Dec 30, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | 036115755 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 362 |
|---|---|
| Services billed | 2,306 across 55 procedure codes |
| Paid by Medicare | $121,324 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,771 · 11,970 30-day fills |
|---|---|
| Patients | 353 |
| Total drug cost | $652,473 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | College of Osteopathic Physicians and Surgeons of Los Angeles |
|---|---|
| Graduation year | 2003 |
| Medicare specialty | Family Practice |
Medical group
- Hshs Medical Group IncO Fallon, IL · 219 clinicians
Hospital affiliations
- Hshs St Elizabeth's HospitalO Fallon, IL
- Memorial HospitalBelleville, IL
- St Johns HospitalSpringfield, IL
- St Joseph's HospitalHighland, IL
- St Josephs HospitalBreese, IL
Other facilities
- Adoration Home HealthHome health agency · O Fallon, IL
- Hshs Home Care IllinoisHome health agency · Effingham, IL
- Ssm Health Rehabilitation HospitalInpatient rehabilitation facility · Richmond Heights, MO
Industry payments (Open Payments)
- 2025$1,952 · 180 payments from 17 companies
- 2024$1,883 · 155 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $528.97 | 62 |
| Pfizer Inc. | $380.10 | 57 |
| Lilly USA, LLC | $226.92 | 16 |
| Abbvie Inc. | $182.40 | 14 |
| Iti, Inc. (D/B/A Intra-Cellular Therapies, Inc.) | $113.49 | 5 |
What the 2025 payments were for
- Food and Beverage$1,952 · 180 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 45 family medicine physicians in O Fallon · All family medicine physicians in Illinois