Carl Walter Fieser Jr., M.D.
NPI 1346515319ActiveIndividual· Physical Medicine & Rehabilitation, Pain Medicine· Walnut Creek, CA
Physical Medicine & Rehabilitation, Pain Medicine (M.D.) in Walnut Creek, California, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 2002). 170 Medicare patients in 2024, $280,845 paid; nearly all of their 746 Part D prescriptions were generic (97%). Electronic Waveform Lab, Inc. was the largest of 3 companies reporting payments in 2025, $299.51 in all, mostly food and beverage.
Overview
| NPI | 1346515319 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 9, 2012 |
| Last updated in NPPES | Sep 13, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physical Medicine & Rehabilitation, Pain Medicine Primary | 2081P2900X | A96870 | CA |
| Physical Medicine & Rehabilitation | 208100000X | A96870 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Physical Medicine and Rehabilitation (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 170 |
|---|---|
| Services billed | 2,675 across 22 procedure codes |
| Paid by Medicare | $280,845 |
Part D prescriptions in 2024
| Prescriptions (claims) | 746 · 807 30-day fills |
|---|---|
| Patients | 165 |
| Total drug cost | $26,846 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Physical Medicine And Rehabilitation |
| Secondary specialties | Pain Management |
| Telehealth | Offers telehealth |
Medical group
- Integrated Pain Management Medical Group IncWalnut Creek, CA · 44 clinicians
Hospital affiliation
- Sutter Delta Medical CenterAntioch, CA
Industry payments (Open Payments)
- 2025$299.51 · 13 payments from 3 companies
- 2024$366.84 · 17 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Electronic Waveform Lab, Inc. | $234.20 | 10 |
| Forte Bio-Pharma LLC | $47.13 | 2 |
| Scilex Pharmaceuticals Inc. | $18.18 | 1 |
What the 2025 payments were for
- Food and Beverage$299.51 · 13 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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