Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
MACKENZIE CALLAHAN
Active Sole ProprietorMACKENZIE CALLAHAN is a Clinical Psychologist healthcare provider located in CHELSEA, Michigan. NPI 1366288698 is currently active in the NPPES registry. Verify at CMS.
Clinical Psychologist · CHELSEA, MI
Registration Details
- NPI Number
- 1366288698
- Provider Type
- Individual
- Gender
- Female
- NPI Issued
- Jul 5, 2024 (2.0701070075312 yrs)
- Last Updated
- Sep 5, 2025
- License
-
6301019746 (MI)
- Sole Proprietor
- Yes
Practice Information
- Address
-
350 N MAIN ST STE 220CHELSEA, MI, 481181635Browse MI providers · Browse ZIP 48118
- Phone
- 7344335100
- Primary Specialty
-
Clinical Psychologist
103TC0700X
Other Clinical Psychologist Providers in CHELSEA, MI
| Name | Credential | NPI |
|---|---|---|
| THOMAS WARD BISHOP | PSY D | 1760480966 |
| HEIDI JOY JOSHI | PSYD | 1003047283 |
| DR. ELIZABETH JANE HAMMER | L.P. | 1285994848 |
| ANDREW CUTHBERT | — | 1528597929 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.