# DR. JOHN F GRUZA

> Is this information incorrect? This page shows public data from NPPES. Update your record in NPPES and this page will update automatically within 7 days. [Update your NPPES record](https://nppes.cms.hhs.gov)

- **Entity:** Individual
- **Status:** Active
- **Sole proprietor:** Yes

## Provider details

- **NPI number:** 1043394182
- **Gender:** Man
- **Credential:** D.C.

## Taxonomy

| Code | Description | License number | State | Primary |
| --- | --- | --- | --- | --- |
| 111N00000X | Chiropractor | 1908 | OH | Yes |

## Other

- **Enumeration date:** 10/25/2006
- **Last updated:** 09/29/2026

## Other identifiers

| Code | Description | Identifier | Issuer | State |
| --- | --- | --- | --- | --- |
| 01 | — | 00000020837 | BLUE CROSS | OH |
| 05 | — | 02-39754 | — | OH |
| 01 | — | 311463706 | TAX ID | — |