CHARLES E WILLIAMSON NP NPI 1740446335

NPI Information

  • NPI: 1740446335
  • Provider Name: CHARLES E WILLIAMSON, NP
  • Classification: Nurse Practitioner - 363LP0808X
  • Specialization: Psychiatric/Mental Health
  • Entity Type: Individual
  • PECOS Registration: Yes
  • Address: 2119 NE HALSEY ST
    PORTLAND, OR
    ZIP 97232
  • Phone: (503) 975-9398

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NPI Details

Charles E Williamson, NP is a psychiatric/mental health nurse practitioner in Portland, OR. Charles E Williamson, NP NPI is 1740446335. The provider is registered as an individual entity type.

The NPPES NPI record indicates the provider is a male.

The provider's business location address is:

2119 NE HALSEY ST
PORTLAND, OR
ZIP 97232-522
Phone: (503) 975-9398
Fax: (503) 221-8320

The NPI 1740446335 is registered in the Medicare Provider, Enrollment, Chain and Ownership System (PECOS). The provider is legally eligible to order and refer Part B (Clinical Laboratory and Imaging), Durable Medical Equipment, Part A Home Health Agency (HHA), Power Mobility Devices.

The enumeration date for this NPI number is 8/2/2008 and was last updated on 10/1/2025.

Taxonomy Codes

The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:

No. Taxonomy Code Taxonomy Clasification Taxonomy Specialization License Number License State Primary
1363LA2200XNurse PractitionerAdult Health202114724NP-PPOREGONNo
2363LP0808XNurse PractitionerPsychiatric/Mental Health202114724NP-PPOREGONYes

What is NPI?

NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.

This page was last updated on: 11/21/2025

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