John Guilford, D.C.
NPI 1851302509ActiveIndividual· Chiropractor· Castro Valley, CA
Chiropractor (D.C.) in Castro Valley, California, licensed in CA, with an NPI issued in August 2006. Medicare paid $12,014 for services to 40 patients in 2024.
Overview
| NPI | 1851302509 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.C. |
| Sole proprietor | Yes |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | Sep 12, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor Primary | 111N00000X | DC17974 | CA |
| Chiropractor, Neurology | 111NN0400X | DC17974 | 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 - Chiropractic (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 40 |
|---|---|
| Services billed | 362 across 1 procedure code |
| Paid by Medicare | $12,014 |
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 44 chiropractors in Castro Valley · All chiropractors in California