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NORTHWEST RENAL CLINIC, INC.
NPI 1528036662
Internal Medicine - Nephrology in Portland, OR

Active since March 14, 2006CLIA Certified · 3 labs
1130 NW 22ND AVE STE 640, PORTLAND, OR 97210(503) 229-7976(503) 274-4867 Get Directions Write a Review

NPPES record last updated: September 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Northwest Renal Clinic, Inc. NPPES

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

NORTHWEST RENAL CLINIC, INC. (NPI 1528036662) is a healthcare organization registered as a nephrology in Portland, Oregon and active in the NPI registry since March 2006. The organization holds 3 active CLIA laboratory certificates, maintains 11 additional practice locations, and lists Clayton M Smiley, Md, as its authorized official.

NPPES Registry Identity

NPI1528036662
Entity TypeOrganization
Primary Taxonomy207RN0300X
Legal Business NameNORTHWEST RENAL CLINIC, INC.
Location Address1130 NW 22ND AVE STE 640Portland, OR 97210-2993
Mailing AddressPo Box 3068Portland, OR 97208-3068 · (503) 229-7976 · Fax (503) 274-4867
Phone(503) 229-7976
Fax(503) 274-4867
Organization SubpartNo
Authorized OfficialClayton M SmileyMd · (503) 229-7976
Enumeration DateMarch 14, 2006
Last NPPES UpdateSeptember 25, 2025
NPPES CertifiedSeptember 25, 2025
✔ NPI 1528036662 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
1130 NW 22ND AVE STE 640, Portland, OR 97210
Open in Google Maps ↗

Secondary Practice Locations 11

Location 1232 NE Norton LnMcMinnville, OR 97128-8470 · Phone (503) 434-1159 · Fax (503) 434-1190
Location 29155 SW Barnes Rd Ste 402Portland, OR 97225-6631 · Phone (503) 292-7704 · Fax (503) 292-7046
Location 34224 NE Halsey St Ste 300Portland, OR 97213-1568 · Phone (503) 235-5509 · Fax (503) 235-5335
Location 4633 Ponahawai St Ste 103Hilo, HI 96720-7601 · Phone (808) 481-2300 · Fax (808) 481-2301
Location 5925 Commercial St SE Ste 110Salem, OR 97302-4173 · Phone (503) 967-6670 · Fax (503) 691-6837
Location 6730 SE Oak St Ste IHillsboro, OR 97123-4245 · Phone (503) 430-0497 · Fax (503) 747-5985
Location 78050 SW Warm Springs St Ste 150Tualatin, OR 97062-7422 · Phone (503) 692-7971 · Fax (503) 691-6837
Location 812550 SE 93rd Ave Ste 250Clackamas, OR 97015-6787 · Phone (503) 654-1153 · Fax (503) 654-7693
Location 910201 SE Main St Ste 27Portland, OR 97216-2937 · Phone (503) 256-0877 · Fax (503) 256-4188
Location 10105 Maui Lani Pkwy Ste 100Wailuku, HI 96793-2443 · Phone (808) 442-7777 · Fax (808) 442-7778
Location 114473 Pahee St Ste LLihue, HI 96766-2037 · Phone (808) 632-0200 · Fax (808) 632-0201

Other Identifiers 3

Medicaid1029926WA
Medicaid500400267OR
Medicaid800151HI

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include HMSA, Moda Health Plan, Inc., Providence Health Plan.Insurance ›

CLIA Laboratory Certificates CMS CLIA 3

Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 38D0871521

Northwest Renal Clinic, Inc · Portland, OR
Active · expires Dec 31, 2027
CLIA Number38D0871521
Laboratory TypePhysician Office
Certificate Effective DateJanuary 1, 2026
Certificate Expiration DateDecember 31, 2027
Laboratory DirectorMitchell A. Hawkey
Laboratory Phone(503) 292-7704
Laboratory LocationNorthwest Renal Clinic, Inc9155 SW Barnes Rd, Ste 402, Portland, OR 97225
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 38D2123346

Northwest Renal Clinic Inc · Clackamas, OR
Active · expires Dec 18, 2026
CLIA Number38D2123346
Laboratory TypePhysician Office
Certificate Effective DateDecember 19, 2024
Certificate Expiration DateDecember 18, 2026
Laboratory DirectorTricia N. Jesperson
Laboratory Phone(503) 654-1153
Laboratory LocationNorthwest Renal Clinic Inc12550 SE 93rd Avenue Suite 250, Clackamas, OR 97015
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Certificate for Provider-Performed Microscopy Procedures (PPMP) 38D2015813

Northwest Renal Clinic Inc · Portland, OR
Active · expires Nov 3, 2026
CLIA Number38D2015813
Laboratory TypePhysician Office
Certificate Effective DateNovember 4, 2024
Certificate Expiration DateNovember 3, 2026
Laboratory DirectorTodd Hilbelink MD
Laboratory Phone(503) 256-0877
Laboratory LocationNorthwest Renal Clinic Inc10201 SE Main St #27, Portland, OR 97216
CLIA data matches this NPI record on: Name Phone
This certificate is issued to a laboratory in which a physician, midlevel practitioner or dentist performs no tests other than the microscopy procedures. This certificate permits the laboratory to also perform waived tests.

Other Providers at the Same Location NPPES 5

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

LESLIE M STEED MD
Internal Medicine (Nephrology)
1130 NW 22ND AVE STE 640
PORTLAND, OR 97210
Multnomah County (503) 229-7976
CHELSEA ELIZABETH CLARK FNP
Nurse Practitioner (Family)
1130 NW 22ND AVE STE 640
PORTLAND, OR 97210
Multnomah County (503) 229-7976
MARK NGUYEN MD
Internal Medicine (Nephrology)
1130 NW 22ND AVE STE 640
PORTLAND, OR 97210
Multnomah County (503) 229-7976
AJAY BAHADUR PRADHAN DO
Internal Medicine (Nephrology)
1130 NW 22ND AVE STE 640
PORTLAND, OR 97210
Multnomah County (503) 229-7976
ALEXANDER S HAWKINS MD
Internal Medicine (Nephrology)
1130 NW 22ND AVE STE 640
PORTLAND, OR 97210
Multnomah County (503) 229-7976

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 Northwest Renal Clinic, Inc.'s NPI number?

The NPI number for Northwest Renal Clinic, Inc. is 1528036662. It was assigned to this organization in the NPPES registry on March 14, 2006.

Where is Northwest Renal Clinic, Inc. located?

Northwest Renal Clinic, Inc. is located at 1130 NW 22nd Ave Ste 640, Portland, OR 97210. The listed phone number is (503) 229-7976.

What is Northwest Renal Clinic, Inc.'s specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Does Northwest Renal Clinic, Inc. hold CLIA laboratory certificates?

Yes. 3 active CLIA laboratory certificates are associated with this NPI under the federal Clinical Laboratory Improvement Amendments program. The certificates are listed in the CLIA Laboratory Certificates section above.

What insurance does Northwest Renal Clinic, Inc. accept?

Health plans from HMSA, Moda Health Plan, Inc. and Providence Health Plan list Northwest Renal Clinic, Inc. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Northwest Renal Clinic, Inc. was last updated on September 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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.