Aaron Gordon Baker, M.D.
NPI 1215968060ActiveIndividual· Emergency Medicine· San Luis Obispo, CA
Emergency Medicine (M.D.) in San Luis Obispo, California, trained at University of California, San Francisco School of Medicine (class of 1989). In 2024 Medicare paid $14,518 for 115 patients, and Part D covered 100 of their prescriptions, 84% of them generic.
Overview
| NPI | 1215968060 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jul 6, 2006 |
| Last updated in NPPES | Feb 19, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | G70132 | CA |
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 - Emergency Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 115 |
|---|---|
| Services billed | 303 across 36 procedure codes |
| Paid by Medicare | $14,518 |
Part D prescriptions in 2024
| Prescriptions (claims) | 100 · 101 30-day fills |
|---|---|
| Patients | 72 |
| Total drug cost | $1,721 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Emergency Medicine |
| Secondary specialties | Pediatric Medicine |
Medical group
- Kristopher Lyon, MD and Rachel May, MD, A Medical CorporationSan Luis Obispo, CA · 4 clinicians
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 28 emergency medicine physicians in San Luis Obispo · All emergency medicine physicians in California