Dr. William H. Ellis, PHD
Dr. William H. Ellis, PHD is a Clinical Psychologist in Hyannis, Massachusetts. Qualified in 1980, 46 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.
- Years since qualifying
- 46
- Licensed in
- MA
- In the registry since
- 2006
- Specialties on file
- 7
What do these letters mean?
- PHD — Doctor of Philosophy
- A research doctorate. In healthcare it usually sits alongside a clinical licence.
Practice location Address checks out
218 W Main StHyannis, MA 02601-3778
Phone: (508) 771-4640
Fax: (508) 790-4880
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Psychologist (primary) | Taxonomy 103T00000X · Licence 2809 (MA) |
|---|---|
| Clinical Psychologist | Taxonomy 103TC0700X · Licence 2809 (MA) |
| Addiction (Substance Use Disorder) Psychologist | Taxonomy 103TA0400X · Licence 2809 (MA) |
| Adult Development & Aging Psychologist | Taxonomy 103TA0700X · Licence 2809 (MA) |
| Clinical Child & Adolescent Psychologist | Taxonomy 103TC2200X · Licence 2809 (MA) |
| Family Psychologist | Taxonomy 103TF0000X · Licence 2809 (MA) |
| Health Service Psychologist | Taxonomy 103TH0100X · Licence 2809 (MA) |
Record details
| NPI number | 1942278031 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Male |
| Credentials | PHD |
| Sole proprietor | Yes |
| NPI enumerated | March 14, 2006 |
| Last updated in NPPES | September 11, 2025 |
| Mailing address | 218 W Main St, Hyannis, MA 02601-3778 |
Medicare enrollment
| Medicare specialty | CLINICAL PSYCHOLOGIST |
|---|---|
| Medical school | OTHER |
| Graduated | 1980 (46 years in practice) |
| Accepts Medicare assignment | Yes — accepts the Medicare-approved amount |
| Telehealth | Offers telehealth services |
Other providers in Hyannis
-
Stefanie Meril Adams, PHD
218 W Main St, Hyannis, MA 02601-3778 · (508) 771-4640
-
Dr. Byron Cargill, PHD
218 W Main St, Hyannis, MA 02601-3778 · (508) 778-9190
-
Dr. Jocelyn Howard, PSYD
474 W Main St, Hyannis, MA 02601 · (508) 778-0124
-
Dr. Julie M. Kopp Smily, PHD
26 Sunbeam Ln, Hyannis, MA 02601-2193 · (508) 790-0162
-
Dr. Stephen Peter Labran, PSYD
60 Perseverance Way, Hyannis, MA 02601-1812 · (508) 862-0600
-
Dr. Richard Louis Pisano, PHD
745 Falmouth Rd, Hyannis, MA 02601-2316 · (508) 771-3130