Joseph Michael Fritz, M.D.
NPI 1619097763ActiveIndividual· Internal Medicine, Infectious Disease· Chesterfield, MO
Internal Medicine, Infectious Disease (M.D.) in Chesterfield, Missouri, trained at University of Missouri, Kansas City, School of Medicine (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $611,242 for 4,494 claims, against $129,859 paid for services in 2024. Aimmune Therapeutics, Inc. was the largest of 10 companies reporting payments in 2025, $1,112 in all, mostly food and beverage.
Overview
| NPI | 1619097763 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 30, 2007 |
| Last updated in NPPES | Dec 7, 2021 |
| Certified by provider | Dec 7, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 2008006168 | MO |
| Internal Medicine | 207R00000X | 2008006168 | 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 | 450 |
|---|---|
| Services billed | 1,985 across 27 procedure codes |
| Paid by Medicare | $129,859 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,494 · 9,502 30-day fills |
|---|---|
| Patients | 492 |
| Total drug cost | $611,242 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Missouri, Kansas City, School of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Internal Medicine |
| Secondary specialties | Infectious Disease |
| Telehealth | Offers telehealth |
Medical groups
- Elite Physical Therapy of Creve Coeur LLCCreve Coeur, MO · 91 clinicians
- West County Adult Medicine, LLCChesterfield, MO · 2 clinicians
Hospital affiliation
- St Lukes HospitalChesterfield, MO
Other facilities
- Aw Health CareHome health agency · Saint Louis, 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$1,112 · 56 payments from 10 companies
- 2024$592.80 · 33 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Aimmune Therapeutics, Inc. | $400.32 | 18 |
| Paratek Pharmaceuticals, Inc. | $169.80 | 12 |
| Merck Sharp & Dohme LLC | $160.42 | 7 |
| Novo Nordisk Inc | $92.64 | 4 |
| Lilly USA, LLC | $90.22 | 5 |
What the 2025 payments were for
- Food and Beverage$1,101 · 55 payments
- Education$10.85 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Infectious Disease providers in Chesterfield
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All Internal Medicine, Infectious Disease providers in Missouri →