Quick answers
- Where does Mark J. Gaskill see patients?
- Medicare's clinician data lists 2 practice locations, including Edmonds, WA and Federal Way, WA. Call before your visit to confirm the address.
- What is Mark J. Gaskill's specialty?
- Medicare lists Marriage and Family Therapist as the primary specialty.
- Does Mark J. Gaskill accept Medicare assignment?
- Yes. Medicare's clinician data says Mark J. Gaskill 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 Mark J. Gaskill offer telehealth?
- Medicare's clinician data says Mark J. Gaskill offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Mark J. Gaskill?
- (253) 475-6021, as listed in official Medicare / NPI Registry data.
- What is Mark J. Gaskill's NPI number?
- 1720519176. 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 Mark J. Gaskill is enrolled with Medicare (CMS data updated 2026-10-02).
- 21727 76th Ave W, Suite CEdmonds, WA 98026 (253) 475‑6021
- 33930 Weyerhaeuser Way S, Suite 220Federal Way, WA 98001 (253) 752‑7320
Group practices
Medicare enrollment lists Mark J. Gaskill as a member of this group (CMS data updated 2026-10-02).
- Western Psychological and Counseling Services LLC348 clinicians in the group
Specialties
Find other clinicians: Marriage and Family Therapist, Washington →
Other marriage and family therapists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Graduation year | 1994 |
|---|---|
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1720519176 |
| 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