Quick answers
- Where does William Keeton see patients?
- Medicare's clinician data lists 2 practice locations, including California, MD and Waldorf, MD. Call before your visit to confirm the address.
- What is William Keeton's specialty?
- Medicare lists Clinical Psychologist as the primary specialty.
- Does William Keeton accept Medicare assignment?
- Yes. Medicare's clinician data says William Keeton 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.
- What is the phone number for William Keeton?
- (301) 862-2505, as listed in official Medicare / NPI Registry data.
- What is William Keeton's NPI number?
- 1932284072. 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 William Keeton is enrolled with Medicare (CMS data updated 2026-10-02).
- 22593 Three Notch RdCalifornia, MD 20619
- 3261 Old Washington Rd, Suite 1010Waldorf, MD 20602 (301) 862‑2505
Group practices
Medicare enrollment lists William Keeton as a member of this group (CMS data updated 2026-10-02).
- Personalized Therapy, LLC6 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Maryland
Clinicians with the same Medicare primary specialty in Maryland — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 1986 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1932284072 |
| 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