What is Northwest Renal Clinic, Inc.'s NPI number?

Northwest Renal Clinic, Inc.'s National Provider Identifier (NPI) is 1982931333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Northwest Renal Clinic, Inc.?

Northwest Renal Clinic, Inc. is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).

Where is Northwest Renal Clinic, Inc. located?

Northwest Renal Clinic, Inc.'s practice location on file with NPPES is 4224 Ne Halsey St Ste 300, Portland, OR 97213-1568.

What is Northwest Renal Clinic, Inc.'s phone number?

The practice phone number listed in the NPPES registry for Northwest Renal Clinic, Inc. is (503) 235-5509.

Who is the authorized official for Northwest Renal Clinic, Inc.?

The authorized official listed on Northwest Renal Clinic, Inc.'s NPPES record is Clayton Smiley, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Northwest Renal Clinic, Inc.'s NPI active?

Yes — Northwest Renal Clinic, Inc.'s NPI (1982931333) is active in the NPPES registry as of the last update on 2023-07-12.

OrganizationActive

Northwest Renal Clinic, Inc.

NPI 1982931333 · Nephrology Physician · Portland, OR

Northwest Renal Clinic, Inc. is a Nephrology Physician organization in Portland, OR (NPI 1982931333).

Provider details

NPI number: 1982931333
Entity type: Organization
Primary specialty: Nephrology PhysicianAllopathic & Osteopathic Physicians
Organization subpart: No
Authorized official: Clayton Smiley, MD(503) 229-7976

Practice location

4224 Ne Halsey St Ste 300

Portland, OR 97213-1568

Phone: (503) 235-5509

Fax: (503) 235-5335

Street-level locationGet directions

More OR providers

Mailing address

1130 Nw 22nd Ave

Portland, OR 97210-5488

Specialties & taxonomies

Nephrology PhysicianPrimary207RN0300X
Allopathic & Osteopathic Physicians

Profile Score

Detailed profile(85/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
17 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Enumerated: 2009-11-05
Last updated: 2023-07-12
Certified: 2023-07-12

Frequently asked questions

What is Northwest Renal Clinic, Inc.'s NPI number?: Northwest Renal Clinic, Inc.'s National Provider Identifier (NPI) is 1982931333, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Northwest Renal Clinic, Inc.?: Northwest Renal Clinic, Inc. is classified in the NPPES registry as Nephrology Physician (Allopathic & Osteopathic Physicians).
Where is Northwest Renal Clinic, Inc. located?: Northwest Renal Clinic, Inc.'s practice location on file with NPPES is 4224 Ne Halsey St Ste 300, Portland, OR 97213-1568.
What is Northwest Renal Clinic, Inc.'s phone number?: The practice phone number listed in the NPPES registry for Northwest Renal Clinic, Inc. is (503) 235-5509.
Who is the authorized official for Northwest Renal Clinic, Inc.?: The authorized official listed on Northwest Renal Clinic, Inc.'s NPPES record is Clayton Smiley, MD. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Northwest Renal Clinic, Inc.'s NPI active?: Yes — Northwest Renal Clinic, Inc.'s NPI (1982931333) is active in the NPPES registry as of the last update on 2023-07-12.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions