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DR. DIEGO F DIAZ MD
NPI 1407019532
Family Medicine in Portland, OR

Active since July 09, 2008PECOS EnrolledAccepts Medicare Assignment
4920 N INTERSTATE AVE, PORTLAND, OR 97217(503) 215-3300(503) 215-3350 Get Directions Write a Review

NPPES record last updated: February 4, 2022. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Diego F Diaz Md NPPES

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

DR. DIEGO F DIAZ MD (NPI 1407019532) is an individual family medicine provider in Portland, Oregon, licensed in Oregon (MD159017) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS and is a graduate of Other (2002).

NPPES Registry Identity

NPI1407019532
Entity TypeIndividualMale
Primary Taxonomy207Q00000X
Provider Legal NameDR. DIEGO F DIAZCredential: MD
Location Address4920 N INTERSTATE AVEPortland, OR 97217-3653
Mailing AddressPo Box 3158Portland, OR 97208-3158 · (503) 215-6494 · Fax (503) 215-6644
Phone(503) 215-3300
Fax(503) 215-3350
Sole ProprietorNo
Medical School CMSOtherGraduated 2002
Enumeration DateJuly 9, 2008
Last NPPES UpdateFebruary 4, 2022
✔ NPI 1407019532 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
Licenses✔ Licensed in OR · MD159017✔ Licensed in IN · 11014152A
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.
Also ListedFamily Medicine · Sports MedicineTaxonomy 207QS0010X · License MD159017 (OR)
4920 N INTERSTATE AVE, Portland, OR 97217
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Other Identifiers 1

Medicaid500649902OR

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Diego F Diaz Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID4486804358
PECOS Enrollment IDI20121031000060
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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97217 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.

Other Providers at the Same Location NPPES 20

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

MATTHEW J BREEZE MD
Family Medicine
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3000
DR. AMELIA RACHEL HAAS BAKER MD, PHD
Family Medicine
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300
PROVIDENCE HEALTH & SERVICES - OREGON
Family Medicine
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300
VANESSA ABIGAIL CASILLAS PSY.D.
Psychologist (Clinical)
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300
JOHN A YATES MD
Family Medicine
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300
SYLVIA MARGARET PETERSON-PERRY MD
Family Medicine
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300
MELISSA KAY BOUCHER DO
Family Medicine
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300
CLAIRE H DRAUDT FNP
Nurse Practitioner (Family)
4920 N INTERSTATE AVE
PORTLAND, OR 97217
Multnomah County (503) 215-3300

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 Diego Diaz's NPI number?

The NPI number for Diego Diaz is 1407019532. It was assigned to this individual provider in the NPPES registry on July 9, 2008.

Where is Diego Diaz located?

Diego Diaz practices at 4920 N Interstate Ave, Portland, OR 97217. The listed phone number is (503) 215-3300.

What is Diego Diaz's specialty?

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

Is Diego Diaz enrolled in Medicare?

Yes. Diego Diaz is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Diego Diaz was last updated on February 4, 2022. NPI Profile syncs with the weekly NPPES data releases published by CMS.