Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

William P Seymour, NP

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1790415594

William P Seymour, NP is a Psychiatric/Mental Health Nurse Practitioner in Westbrook, Maine. Licensed in Maine. Registered with an NPI since 2022.

Licensed in
ME
In the registry since
2022
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

123 Andover Rd
Westbrook, ME 04092-3850
Phone: (207) 761-2200
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence CNP221293 (ME)

Record details

NPI number1790415594
Entity typeIndividual (Type 1)
GenderMale
Credentials NP
Sole proprietorNo
NPI enumeratedJune 14, 2022
Last updated in NPPESJuly 26, 2023
Certification dateJuly 26, 2023

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