Christopher J. Keller, M.D.
NPI 1437152568ActiveIndividual· Otolaryngology· Neenah, WI
Otolaryngology (M.D.) in Neenah, Wisconsin, licensed in WI, with an NPI issued in May 2005. 189 Medicare patients in 2024, $30,580 paid; nearly all of their 440 Part D prescriptions were generic (90%). Phathom Pharmaceuticals, Inc. was the largest of 2 companies reporting payments in 2024, $37.12 in all, mostly food and beverage.
Overview
| NPI | 1437152568 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 23, 2005 |
| Last updated in NPPES | Mar 10, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Otolaryngology Primary | 207Y00000X | 36490 | WI |
| Specialist | 174400000X | 36490 | WI |
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 (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 189 |
|---|---|
| Services billed | 589 across 48 procedure codes |
| Paid by Medicare | $30,580 |
Part D prescriptions in 2024
| Prescriptions (claims) | 440 · 567 30-day fills |
|---|---|
| Patients | 199 |
| Total drug cost | $42,850 |
| Generic share | 90% of claims |
Industry payments (Open Payments)
- 2024$37.12 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $22.20 | 1 |
| Aerin Medical Inc. | $14.92 | 1 |
What the 2024 payments were for
- Food and Beverage$37.12 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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