ELIZABETH NIEMITZ O'ROURKE M.A., L.P.C.
NPI 1497933923
Counselor - Mental Health in Portland, OR

Q: What is Elizabeth O'rourke's NPI number?

The NPI number for Elizabeth O'rourke is 1497933923. It was assigned to this individual provider in the NPPES registry on February 6, 2008. The provider is also known as Elizabeth Erin Niemitz M.A..

Q: What is Elizabeth O'rourke's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Active since February 06, 2008PECOS Enrolled

4900 NE GLISAN ST, PORTLAND, OR 97213(503) 215-3561(503) 215-4574 Get Directions Write a Review

NPPES record last updated: September 7, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Elizabeth Niemitz O'rourke M.a., L.p.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

ELIZABETH NIEMITZ O'ROURKE M.A., L.P.C. (NPI 1497933923) is an individual mental health provider in Portland, Oregon and active in the NPI registry since February 2008. She is enrolled in Medicare PECOS and is a graduate of Other (2008).

NPPES Registry Identity

NPI1497933923

Entity TypeIndividualFemale

Primary Taxonomy101YM0800X

Provider Legal NameELIZABETH NIEMITZ O'ROURKECredential: M.A., L.P.C.

Location Address4900 NE GLISAN STPortland, OR 97213-2936

Mailing Address4900 Ne Glisan StPortland, OR 97213-2936 · (503) 215-3561 · Fax (503) 215-4574

Phone(503) 215-3561

Fax(503) 215-4574

Sole ProprietorYes

Medical School CMSOtherGraduated 2008

Enumeration DateFebruary 6, 2008

Last NPPES UpdateSeptember 7, 2023

✔ NPI 1497933923 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Mental HealthBehavioral Health & Social Service Providers

Taxonomy Code101YM0800X

4900 NE GLISAN ST, Portland, OR 97213

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Other Names 1

Former Name (1)Elizabeth Erin Niemitz M.a.

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Elizabeth Niemitz O'rourke M.a., L.p.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID6608347661

PECOS Enrollment IDI20260610001653

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment– Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Elizabeth O'rourke reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Providence Health & Services - Oregon

0.1 mi

General Acute Care Hospital

4805 NE GLISAN ST
Portland, OR 97213

Reassigned Medicare billing, Oregon enrollment
676 clinicians in this Medicare group

NPI 1003991845 (503) 451-3000

Providence Health & Services - Oregon

7.8 mi

Clinic/Center

9205 SW BARNES RD, SUITE 20
Portland, OR 97225

Reassigned Medicare billing, Oregon enrollment
753 clinicians in this Medicare group

NPI 1235259532 (503) 216-2229

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DIANA TERRY FELDSTEIN MD

Internal Medicine

4900 NE GLISAN ST
PORTLAND, OR 97213

Multnomah County (503) 215-0750

PROVIDENCE HEALTH & SERVICES-OREGON

Clinic/Center (Multi-Specialty)

4900 NE GLISAN ST
PORTLAND, OR 97213

Multnomah County (503) 215-0750

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Elizabeth O'rourke's NPI number?

The NPI number for Elizabeth O'rourke is 1497933923. It was assigned to this individual provider in the NPPES registry on February 6, 2008. The provider is also known as Elizabeth Erin Niemitz M.A..

Where is Elizabeth O'rourke located?

Elizabeth O'rourke practices at 4900 NE Glisan St, Portland, OR 97213. The listed phone number is (503) 215-3561.

What is Elizabeth O'rourke's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Mental Health, with taxonomy code 101YM0800X.

Is Elizabeth O'rourke enrolled in Medicare?

Yes. Elizabeth O'rourke is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Elizabeth O'rourke's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Elizabeth O'rourke reassigns Medicare benefits to 2 organizations: Providence Health & Services - Oregon (Portland, OR) and Providence Health & Services - Oregon (Portland, OR). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Elizabeth O'rourke's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Elizabeth O'rourke was last updated on September 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.