Jay A. Kaiser, M.D.
NPI 1275519001ActiveIndividual· Radiology, Diagnostic Radiology· Greenbrae, CA
Radiology, Diagnostic Radiology (M.D.) in Greenbrae, California, trained at Washington University School of Medicine (class of 1972). Medicare paid $41,175 for services to 468 patients in 2024.
Overview
| NPI | 1275519001 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 22, 2005 |
| Last updated in NPPES | May 15, 2020 |
| Certified by provider | May 15, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | G25290 | CA |
| Radiology, Diagnostic Radiology | 2085R0202X | 33865 | AZ |
| Radiology, Diagnostic Radiology | 2085R0202X | 3882 | AK |
| Radiology, Diagnostic Radiology | 2085R0202X | 30660 | CO |
| Radiology, Diagnostic Radiology | 2085R0202X | 67 | MT |
| Radiology, Diagnostic Radiology | 2085R0202X | MA72104 | NJ |
| Radiology, Diagnostic Radiology | 2085R0202X | 215258-1 | NY |
| Radiology, Diagnostic Radiology | 2085R0202X | 35-06-3886-K | OH |
| Radiology, Diagnostic Radiology | 2085R0202X | 21480 | OK |
| Radiology, Diagnostic Radiology | 2085R0202X | MD00032583 | WA |
| Radiology, Diagnostic Radiology | 2085R0202X | SP079 | NV |
| Radiology, Diagnostic Radiology | 2085R0202X | 24392 | NE |
| Radiology, Diagnostic Radiology | 2085R0202X | TM00056 | TX |
| Radiology, Diagnostic Radiology | 2085R0202X | 036-103761 | IL |
| Radiology, Diagnostic Radiology | 2085R0202X | 13079 | HI |
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 - Diagnostic Radiology (CA); Practitioner - Diagnostic Radiology (HI); Practitioner - Diagnostic Radiology (NJ); Practitioner - Diagnostic Radiology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 468 |
|---|---|
| Services billed | 627 across 14 procedure codes |
| Paid by Medicare | $41,175 |
Education and affiliations
| Medical school | Washington University School of Medicine |
|---|---|
| Graduation year | 1972 |
| Medicare specialty | Diagnostic Radiology |
Medical groups
- Proliance Surgeons Inc P SEverett, WA · 397 clinicians
- California Advanced Imaging Medical Associates IncSan Francisco, CA · 88 clinicians
- Monterey Spine and Joint PCMonterey, CA · 75 clinicians
- New Century Imaging LLCOradell, NJ · 61 clinicians
- Prima Medical FoundationGreenbrae, CA · 31 clinicians
Hospital affiliations
- Marinhealth Medical CenterGreenbrae, CA
- Oklahoma Surgical Hospital, LLCTulsa, OK
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 diagnostic radiologists in Greenbrae · All diagnostic radiologists in California