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MARCIA PATRICIA DIAZ MEDINA M.D.
NPI 1467746206
Family Medicine in Portland, OR

Active since June 08, 2011PECOS Enrolled
8935 SE POWELL BLVD, PORTLAND, OR 97266(503) 772-4335(503) 772-4337 Get Directions Write a Review

NPPES record last updated: February 4, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Marcia Patricia Diaz Medina M.d. NPPES

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

MARCIA PATRICIA DIAZ MEDINA M.D. (NPI 1467746206) is an individual family medicine provider in Portland, Oregon, licensed in Oregon (MD166901) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1467746206
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameMARCIA PATRICIA DIAZ MEDINACredential: M.D.
Location Address8935 SE POWELL BLVDPortland, OR 97266-1938
Mailing AddressPo Box 190Toppenish, WA 98948-0190 · (509) 865-2395 · Fax (509) 865-0757
Phone(503) 772-4335
Fax(503) 772-4337
Sole ProprietorNo
Enumeration DateJune 8, 2011
Last NPPES UpdateFebruary 4, 2022
✔ NPI 1467746206 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in OR · MD166901
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
8935 SE POWELL BLVD, Portland, OR 97266
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include BridgeSpan Health Company, Kaiser Permanente, Moda Health Plan, Inc. and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Marcia Patricia Diaz Medina M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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 Reassignment

Medicare enrollment records show Marcia Diaz Medina reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Kaiser Foundation Health Plan Of The Northwest
3.2 mi
General Practice
3060 SE HAWTHORNE BLVD
Portland, OR 97214
  • Reassigned Medicare billing, Oregon and Washington enrollments
  • Also billed through NPI 1871848457 (Washington)
  • 3,207 clinicians in this Medicare group
NPI 1063990695 (800) 813-2000

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97266 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$90.51 typical visit price
range $58.99 – $176.88
Typical copayment $22.62 (range $14.74 – $44.22)
Most-billed visit code 99203
Established Patient
$103.51 typical visit price
range $19.32 – $144.79
Typical copayment $25.87 (range $4.83 – $36.19)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Patient Reviews User submitted

Reviews are submitted by site visitors and approved by a human moderator before publication.

Review by Kim Hillpot October 4, 2025

5/5
She is so helpful and really cares about her patients. Great diagnosis skill and bedside manner. Thank you doctor for caring!!!!
Provider 5/5 Office Staff 4/5
Visited this provider? Share your experience.

Other Providers at the Same Location NPPES 19

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

MENTAL HEALTH ASSOCIATION OF OREGON
Community/Behavioral Health
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 922-2377
MR. JOSEPH E. DOHERTY MSW, LCSW
Social Worker (Clinical)
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335
JEMIE WALROD
Family Medicine
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335
HEATHER TAHLER
Psychologist
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335
LEAH CHRISTINE WERNER MD
Family Medicine
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335
VANESSA LIND
Physician Assistant
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335
NICOLE MCKNIGHT
Nurse Practitioner
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335
ANTHONY BELLSMITH
Family Medicine
8935 SE POWELL BLVD
PORTLAND, OR 97266
Multnomah County (503) 772-4335

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 Marcia Diaz Medina's NPI number?

The NPI number for Marcia Diaz Medina is 1467746206. It was assigned to this individual provider in the NPPES registry on June 8, 2011.

Where is Marcia Diaz Medina located?

Marcia Diaz Medina practices at 8935 SE Powell Blvd, Portland, OR 97266. The listed phone number is (503) 772-4335.

What is Marcia Diaz Medina's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Marcia Diaz Medina enrolled in Medicare?

Yes. Marcia Diaz Medina is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Marcia Diaz Medina's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Marcia Diaz Medina reassigns Medicare benefits to Kaiser Foundation Health Plan Of The Northwest (Portland, OR). The 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 Marcia Diaz Medina's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Marcia Diaz Medina accept?

Health plans from BridgeSpan Health Company, Kaiser Permanente, Moda Health Plan, Inc., PacificSource Health Plans and Providence Health Plan and 1 other insurer list Marcia Diaz Medina 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 Marcia Diaz Medina was last updated on February 4, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.