Mary A. Johnson, D.C.
NPI 1922172170ActiveIndividual· Chiropractor· San Rafael, CA
Chiropractor (D.C.) in San Rafael, California, trained at Palmer College Chiropractic - West Sunnyvale (class of 1984). Medicare paid $10,943 for services to 34 patients in 2024. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1922172170 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.C. |
| Sole proprietor | Yes |
| NPI issued | Nov 20, 2006 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor Primary | 111N00000X | 16432 | CA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | Mary Johnson · Nurse/Nurses Aide | 1128b4 | May 19, 2005 | Taft, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Chiropractic (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 34 |
|---|---|
| Services billed | 321 across 1 procedure code |
| Paid by Medicare | $10,943 |
Education and affiliations
| Medical school | Palmer College Chiropractic - West Sunnyvale |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Chiropractic |
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 65 chiropractors in San Rafael · All chiropractors in California