Quick answers
- Does Thomas W. Yokoyama accept Medicare assignment?
- Yes. Medicare's clinician data says Thomas W. Yokoyama accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Thomas W. Yokoyama's NPI number?
- 1003106485. 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 Thomas W. Yokoyama is enrolled with Medicare (CMS data updated October 2, 2026).
- 357 S Gulph Rd, Suite 260King Of Prussia, PA 19406 (610) 892‑3800
- 780 E Market StWest Chester, PA 19382 (610) 892‑3800
Group practices
Medicare enrollment lists Thomas W. Yokoyama as a member of this group (CMS data updated October 2, 2026).
- Delaware County Professional Services, Inc287 clinicians in the group
Specialties
- Mental Health Counselorprimary
Find other clinicians: Mental Health Counselor, Pennsylvania →
Other mental health counselors in King Of Prussia
Clinicians with the same Medicare primary specialty in King Of Prussia, PA — not a recommendation.
Other clinicians in Delaware County Professional Services, Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2006 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1003106485 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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