Quick answers
- Which hospitals does William P. Simpson work at?
- Medicare's official clinician data lists William P. Simpson at 2 hospitals: Lincolnhealth and MaineHealth Mid Coast Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does William P. Simpson see patients?
- Medicare's clinician data lists 2 practice locations, including Portland, ME and Brunswick, ME. Call before your visit to confirm the address.
- What is William P. Simpson's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does William P. Simpson accept Medicare assignment?
- Yes. Medicare's clinician data says William P. Simpson 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 P. Simpson?
- (207) 442-0350, as listed in official Medicare / NPI Registry data.
- What is William P. Simpson's NPI number?
- 1194789073. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where William P. Simpson works
Medicare's Facility Affiliation Data lists William P. Simpson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- LincolnhealthDamariscotta, ME · Critical Access Hospital · CCN 201302
- MaineHealth Mid Coast HospitalBrunswick, ME · Acute Care Hospital · CCN 200021
Practice locations
Addresses where William P. Simpson is enrolled with Medicare (CMS data updated 2026-10-02).
- 22 Bramhall StPortland, ME 04102
- 430 Bath Rd, Suite 102Brunswick, ME 04011 (207) 442‑0350
Group practices
Medicare enrollment lists William P. Simpson as a member of this group (CMS data updated 2026-10-02).
- MaineHealth2,633 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Portland
Clinicians with the same Medicare primary specialty in Portland, ME — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Medical school | University Of New England, College Of Osteo Medicine |
| Graduation year | 2004 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1194789073 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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