John Matt Griswold, D.C.
NPI 1407120199ActiveIndividual· Chiropractor· Tulsa, OK
Chiropractor (D.C.) in Tulsa, Oklahoma, trained at Life Chiropractic College (class of 2011). Medicare paid $10,969 for services to 51 patients in 2024.
Overview
| NPI | 1407120199 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.C. |
| Sole proprietor | Yes |
| NPI issued | Feb 28, 2012 |
| Last updated in NPPES | Oct 19, 2026 |
| Certified by provider | Oct 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Chiropractor Primary | 111N00000X | 4059 | OK |
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 (OK) |
|---|---|
| Accepts assignment | No (non-participating) |
Medicare services in 2024
| Medicare patients | 51 |
|---|---|
| Services billed | 455 across 1 procedure code |
| Paid by Medicare | $10,969 |
Education and affiliations
| Medical school | Life Chiropractic College |
|---|---|
| Graduation year | 2011 |
| Medicare specialty | Chiropractic |
Medical group
- 918 Chiropractic Owasso LLCOwasso, OK · 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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