Christine Ann Sigman, MD
NPI 1174591374ActiveIndividual· Internal Medicine· Ballwin, MO
Internal Medicine (MD) in Ballwin, Missouri, trained at Saint Louis University School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $630,077 for 6,397 claims, against $98,175 paid for services in 2024. Abbvie Inc. was the largest of 4 companies reporting payments in 2025, $129.19 in all, mostly food and beverage.
Overview
| NPI | 1174591374 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 14, 2006 |
| Last updated in NPPES | Aug 11, 2022 |
| Certified by provider | Aug 11, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 110901 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 199 |
|---|---|
| Services billed | 1,511 across 32 procedure codes |
| Paid by Medicare | $98,175 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,397 · 14,306 30-day fills |
|---|---|
| Patients | 315 |
| Total drug cost | $630,077 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Aging Well Health Care, LLCSaint Louis, MO · 238 clinicians
- Physical Therapy Spine and Sports Medicine LLCBallwin, MO · 129 clinicians
Hospital affiliations
- Barnes-Jewish West County HospitalCreve Coeur, MO
- Mercy Hospital SouthSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
- Ssm Health Depaul Hospital St LouisBridgeton, MO
- St Lukes HospitalChesterfield, MO
Other facilities
- Delmar Gardens Home Care IncHome health agency · Chesterfield, MO
- St Luke's Home Health ServicesHome health agency · Chesterfield, MO
- Ssm Health Rehabilitation HospitalInpatient rehabilitation facility · Richmond Heights, MO
Industry payments (Open Payments)
- 2025$129.19 · 6 payments from 4 companies
- 2024$389.00 · 17 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $52.35 | 3 |
| Cleerly, Inc. | $40.56 | 1 |
| Novo Nordisk Inc | $21.58 | 1 |
| Amgen Inc. | $14.70 | 1 |
What the 2025 payments were for
- Food and Beverage$129.19 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 internal medicine physicians in Ballwin · All internal medicine physicians in Missouri