John D. Dahm, MD
NPI 1912996745ActiveIndividual· Otolaryngology· Chesterfield, MO
Otolaryngology (MD) in Chesterfield, Missouri, trained at University of Texas Medical School at San Antonio (class of 1990). 941 Medicare patients in 2024, $169,398 paid; nearly all of their 2,057 Part D prescriptions were generic (99%). Genzyme Corporation was the largest of 7 companies reporting payments in 2025, $392.29 in all, mostly food and beverage.
Overview
| NPI | 1912996745 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 14, 2005 |
| Last updated in NPPES | Mar 17, 2025 |
| Certified by provider | Mar 17, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | MD101598 | 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 - Otolaryngology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 941 |
|---|---|
| Services billed | 3,178 across 52 procedure codes |
| Paid by Medicare | $169,398 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,057 · 2,797 30-day fills |
|---|---|
| Patients | 699 |
| Total drug cost | $62,053 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Otolaryngology |
Medical group
- Urology of St Louis IncSaint Peters, MO · 94 clinicians
Hospital affiliation
- St Lukes HospitalChesterfield, MO
Industry payments (Open Payments)
- 2025$392.29 · 11 payments from 7 companies
- 2024$378.98 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Genzyme Corporation | $181.91 | 2 |
| Stryker Corporation | $56.96 | 2 |
| Glaxosmithkline, LLC. | $56.77 | 3 |
| Integra Lifesciences Corporation | $45.43 | 1 |
| Phathom Pharmaceuticals, Inc. | $18.44 | 1 |
What the 2025 payments were for
- Food and Beverage$392.29 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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