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MARCUS CORNWALL, DOPC
NPI 1154514446
Clinic/Center - Primary Care in Milwaukie, OR

Active since August 21, 2007CLIA 38D2181298 · Waiver
6542 SE LAKE RD STE 202, MILWAUKIE, OR 97222(503) 233-5273(855) 492-8902 Get Directions Write a Review

NPPES record last updated: December 7, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Marcus Cornwall, Dopc NPPES

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

MARCUS CORNWALL, DOPC (NPI 1154514446) is a healthcare organization registered as a primary care in Milwaukie, Oregon and active in the NPI registry since August 2007. The organization holds a CLIA Waiver certificate valid through March 30, 2028 and lists Marcus H Cornwall, Physician And Owner, as its authorized official.

NPPES Registry Identity

NPI1154514446
Entity TypeOrganization
Primary Taxonomy261QP2300X
Legal Business NameMARCUS CORNWALL, DOPC
Location Address6542 SE LAKE RD STE 202Milwaukie, OR 97222-2245
Mailing Address6542 Se Lake Rd Ste 202Milwaukie, OR 97222-2245 · (503) 233-5273 · Fax (855) 492-8902
Phone(503) 233-5273
Fax(855) 492-8902
Organization SubpartNo
Authorized OfficialMarcus H CornwallPhysician And Owner · (503) 233-5273
Enumeration DateAugust 21, 2007
Last NPPES UpdateDecember 7, 2023
NPPES CertifiedDecember 7, 2023
✔ NPI 1154514446 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyClinic/Center · Primary CareAmbulatory Health Care Facilities
Taxonomy Code261QP2300X
License✔ Licensed in OR · DO23052
6542 SE LAKE RD STE 202, Milwaukie, OR 97222
Open in Google Maps ↗

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marcus Cornwall, Dopc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Marcus Cornwall, Dopc, which bills Medicare for the services this clinician delivers.

Clinician (1)

Marcus Cornwall, D.O.
Family Practice
NPI 1689639841
6975 SE LAKE RD
Milwaukie, OR 97267
(503) 905-2526
✔ PECOS0.4 mi

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

CLIA Laboratory Certificates CMS CLIA

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 of Waiver 38D2181298

Marcus Cornwall, Do, PC · Milwaukie, OR
Active · expires Mar 30, 2028
CLIA Number38D2181298
Laboratory TypePhysician Office
Certificate Effective DateMarch 31, 2026
Certificate Expiration DateMarch 30, 2028
Laboratory DirectorMarcus H. Cornwall
Laboratory Phone(503) 233-5273
Laboratory LocationMarcus Cornwall, Do, PC6542 SE Lake Road, Suite 202, Milwaukie, OR 97222
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 Marcus Cornwall, Dopc's NPI number?

The NPI number for Marcus Cornwall, Dopc is 1154514446. It was assigned to this organization in the NPPES registry on August 21, 2007.

Where is Marcus Cornwall, Dopc located?

Marcus Cornwall, Dopc is located at 6542 SE Lake Rd Ste 202, Milwaukie, OR 97222. The listed phone number is (503) 233-5273.

What is Marcus Cornwall, Dopc's specialty?

The primary specialty registered for this NPI is Clinic/Center, specializing in Primary Care, with taxonomy code 261QP2300X.

Is Marcus Cornwall, Dopc enrolled in Medicare?

Yes. Marcus Cornwall, Dopc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Marcus Cornwall, Dopc?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Family Practice) reassigns their Medicare billing to Marcus Cornwall, Dopc. A 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 the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does Marcus Cornwall, Dopc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 38D2181298) is associated with this NPI, valid through March 30, 2028. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does Marcus Cornwall, Dopc accept?

Health plans from Providence Health Plan list Marcus Cornwall, Dopc 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 Marcus Cornwall, Dopc was last updated on December 7, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.