Quick answers
- Where does Clinton Callahan see patients?
- Medicare's clinician data lists 2 practice locations, including Valencia, CA and Denver, CO. Call before your visit to confirm the address.
- What is Clinton Callahan's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Clinton Callahan accept Medicare assignment?
- Medicare's clinician data says Clinton Callahan may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for Clinton Callahan?
- (866) 630-0966, as listed in official Medicare / NPI Registry data.
- What is Clinton Callahan's NPI number?
- 1346704897. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Clinton Callahan is enrolled with Medicare (CMS data updated 2026-10-02).
- 27240 Turnberry Ln, Suite 200Valencia, CA 91355 (866) 630‑0966
- 720 S Colorado Blvd, Ph NorthDenver, CO 80246 (844) 843‑7279
Group practices
Medicare enrollment lists Clinton Callahan as a member of these groups (CMS data updated 2026-10-02).
- Sondermind Provider Network LLC1,339 clinicians in the group
- Sondermind PC68 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Valencia
Clinicians with the same Medicare primary specialty in Valencia, CA — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1346704897 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians