Quick answers
- Where does Benjamin B. Williamson see patients?
- Medicare's clinician data lists 1 practice location in Costa Mesa, CA. Call before your visit to confirm the address.
- What is Benjamin B. Williamson's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Benjamin B. Williamson accept Medicare assignment?
- Yes. Medicare's clinician data says Benjamin B. Williamson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Benjamin B. Williamson offer telehealth?
- Medicare's clinician data says Benjamin B. Williamson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Benjamin B. Williamson?
- (844) 867-8444, as listed in official Medicare / NPI Registry data.
- What is Benjamin B. Williamson's NPI number?
- 1467730093. 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 Benjamin B. Williamson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1503 S Coast Dr, Suite 111Costa Mesa, CA 92626 (844) 867‑8444
Group practices
Medicare enrollment lists Benjamin B. Williamson as a member of this group (CMS data updated 2026-10-02).
- Mindful Health Solutions a Professional Medical Corporation52 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Costa Mesa
Clinicians with the same Medicare primary specialty in Costa Mesa, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Wayne State University School Of Medicine |
| Graduation year | 2011 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1467730093 |
| 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