John Grootendorst, DC
NPI 1780765073ActiveIndividual· Chiropractor· Madera, CA
Chiropractor (DC) in Madera, California, trained at Life Chiropractic College (class of 1999). Medicare paid $27,107 for services to 114 patients in 2024.
Overview
| NPI | 1780765073 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DC |
| Sole proprietor | No |
| NPI issued | Oct 17, 2006 |
| Last updated in NPPES | Apr 16, 2020 |
| Certified by provider | Apr 16, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor Primary | 111N00000X | 26630 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 114 |
|---|---|
| Services billed | 944 across 1 procedure code |
| Paid by Medicare | $27,107 |
Education and affiliations
| Medical school | Life Chiropractic College |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Chiropractic |
Medical group
- Grootendorst Chiropractic Professional CorporationMadera, CA · 2 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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