Nicole Tsein Shen, M.D.
NPI 1073856027ActiveIndividual· Internal Medicine, Gastroenterology· Saint Louis, MO
Internal Medicine, Gastroenterology (M.D.) in Saint Louis, Missouri, trained at University of Missouri, Columbia School of Medicine (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $242,334 for 785 claims, against $43,353 paid for services in 2024. Genzyme Corporation was the largest of 14 companies reporting payments in 2025, $1,405 in all, mostly food and beverage.
Overview
| NPI | 1073856027 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 28, 2013 |
| Last updated in NPPES | Dec 9, 2025 |
| Certified by provider | Dec 9, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 2020008440 | 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 - Gastroenterology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 224 |
|---|---|
| Services billed | 487 across 35 procedure codes |
| Paid by Medicare | $43,353 |
Part D prescriptions in 2024
| Prescriptions (claims) | 785 · 1,174 30-day fills |
|---|---|
| Patients | 220 |
| Total drug cost | $242,334 |
| Generic share | 74% of claims |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 2013 |
| Medicare specialty | Gastroenterology |
Medical group
- Fairview Heights Medical Group SCAlton, IL · 444 clinicians
Hospital affiliation
- Christian Hospital NortheastSaint Louis, MO
Industry payments (Open Payments)
- 2025$1,405 · 45 payments from 14 companies
- 2024$2,843 · 131 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $212.28 | 3 |
| Pfizer Inc. | $210.40 | 8 |
| Madrigal Pharmaceuticals | $181.58 | 4 |
| Abbvie Inc. | $179.94 | 10 |
| Boston Scientific Corporation | $152.72 | 3 |
What the 2025 payments were for
- Food and Beverage$1,405 · 45 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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