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YAHAIRA LUCIA LOPEZ ARREDONDO MD
NPI 1912203373
Internal Medicine in Portland, OR

Active since February 02, 2011PECOS EnrolledAccepts Medicare Assignment
19500 SE STARK ST, PORTLAND, OR 97233(800) 813-2000 Get Directions Write a Review

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

Record update history: Mar 4, 2026, Feb 7, 2019, Mar 22, 2016 (3 updates tracked since 2016).

About Yahaira Lucia Lopez Arredondo Md NPPES

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

YAHAIRA LUCIA LOPEZ ARREDONDO MD (NPI 1912203373) is an individual internal medicine provider in Portland, Oregon, licensed in Oregon (MD228338) and active in the NPI registry since February 2011. She is enrolled in Medicare PECOS, maintains 2 additional practice locations, and is a graduate of Other (2005).

NPPES Registry Identity

NPI1912203373
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameYAHAIRA LUCIA LOPEZ ARREDONDOCredential: MD
Location Address19500 SE STARK STPortland, OR 97233-5792
Mailing Address500 Ne Multnomah St Ste 100Portland, OR 97232-2099 · (800) 813-2000
Phone(800) 813-2000
Sole ProprietorNo
Medical School CMSOtherGraduated 2005
Enumeration DateFebruary 2, 2011
Last NPPES UpdateMarch 4, 20263 updates tracked since enumeration
NPPES CertifiedMarch 4, 2026
✔ NPI 1912203373 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses✔ Licensed in OR · MD228338✔ Licensed in TX · R5426
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
19500 SE STARK ST, Portland, OR 97233
Open in Google Maps ↗

Secondary Practice Locations 2

Location 127171 Calaroga Ave Ste 1-3Hayward, CA 94545-4344 · Phone (510) 931-4310 · Fax (510) 894-0615
Location 23155 Kearney St Ste 100Fremont, CA 94538-2268 · Phone (510) 931-4310 · Fax (510) 894-0615

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Yahaira Lucia Lopez Arredondo 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 ID6204002231
PECOS Enrollment IDI20190416000669, I20260128003411, I20260128003523
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 Reassignments

2

Medicare enrollment records show Yahaira Lopez Arredondo reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sapphire At Gresham Rehab, LLC
2.0 mi
Skilled Nursing Facility
405 NE 5TH ST
Gresham, OR 97030
  • Reassigned Medicare billing, Oregon and Washington enrollments
  • Medicare enrollment name: Kaiser Foundation Health Plan Of The Northwest
  • Also billed through NPI 1871848457 (Washington)
  • 3,207 clinicians in this Medicare group
NPI 1033740899 (503) 666-5600
West Coast Medicine And Cardiology Inc
550 mi
Cardiovascular Disease
3155 KEARNEY ST STE 100
Fremont, CA 94538
  • Reassigned Medicare billing, California enrollment
  • 4 clinicians in this Medicare group
NPI 1912435173 (510) 931-4310

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

Areas of Expertise CMS Part B claims 10

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
386 services134 patients
Injection of drug or substance under skin or into muscle 96372
This procedure involves administering medication directly under the skin or into a muscle. A small needle is used to inject the drug, allowing it to be absorbed quickly into the bloodstream. It's a common method for delivering a variety of medications.
54 services29 patients
Telephone medical discussion with physician, 5-10 minutes 99441
A telephone medical discussion with a physician is a brief, 5-10 minute call where you can discuss your health concerns. It's a convenient way to receive medical advice without needing to visit a clinic. It's important to prepare questions in advance to make the most of this time.
52 services40 patients
Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg J3420
This is a procedure where a small dose of Vitamin B-12, also known as Cyanocobalamin, is injected into your body. This vitamin is essential for nerve function and the production of red blood cells. It's often used to treat vitamin B-12 deficiency.
50 services28 patients
Telephone medical discussion with physician, 11-20 minutes 99442
This is a service where you have a phone conversation with your doctor for 11-20 minutes. It's used for discussing health concerns, reviewing test results, or managing ongoing conditions. It's a convenient way to receive medical advice without an in-person visit.
33 services23 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
26 services26 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97233 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
$134.16 typical visit price
range $58.99 – $176.88
Typical copayment $33.54 (range $14.74 – $44.22)
Most-billed visit code 99204
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.

Referred Medical Equipment & Supplies CMS DME claims 5

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253
DME-Other DME · category DE017N
12 suppliers30 claims71 services$5.77 avg. paid by Medicare
Lancets, per box of 100 A4259
DME-Medical/Surgical Supplies · category DA000N
9 suppliers18 claims21 services$0.91 avg. paid by Medicare
Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$63.36 avg. paid by Medicare
Portable oxygen concentrator, rental E1392
DME-Oxygen and Supplies · category DC002N
1 supplier12 claims12 services$31.28 avg. paid by Medicare
Supply allowance for therapeutic continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service K0553
DME-Other DME · category DE017N
2 suppliers15 claims15 services$197.25 avg. paid by Medicare
Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

MS. MEGAN LILAH MARTIN MA
Counselor (Addiction (Substance Use Disorder))
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (800) 813-2000
MS. GAYLE A NORIE GAYLE NORIE
Nurse Practitioner (Family)
19500 SE STARK ST, PORTLAND
PORTLAND, OR 97233
Multnomah County (503) 669-3900
ANNA CAREY HINZ
Student in an Organized Health Care Education/Training Program
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (800) 813-2000
KEVIN TOMLIN LPC
Counselor (Addiction (Substance Use Disorder))
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (503) 249-3434
CHRISTINA CASNAR PHD
Psychologist (Clinical)
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (503) 669-5072
SARAH K KRAKAUER CNM
Advanced Practice Midwife
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (503) 669-3900
BRIAN JOEL GOULD M.D.
Internal Medicine
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (800) 813-2000
DENISE GARCIA
Social Worker
19500 SE STARK ST
PORTLAND, OR 97233
Multnomah County (503) 669-5048

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 Yahaira Lopez Arredondo's NPI number?

The NPI number for Yahaira Lopez Arredondo is 1912203373. It was assigned to this individual provider in the NPPES registry on February 2, 2011.

Where is Yahaira Lopez Arredondo located?

Yahaira Lopez Arredondo practices at 19500 SE Stark St, Portland, OR 97233. The listed phone number is (800) 813-2000.

What is Yahaira Lopez Arredondo's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Yahaira Lopez Arredondo enrolled in Medicare?

Yes. Yahaira Lopez Arredondo 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.

Which organizations bill Medicare for Yahaira Lopez Arredondo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Yahaira Lopez Arredondo reassigns Medicare benefits to 2 organizations: Sapphire At Gresham Rehab, LLC (Gresham, OR) and West Coast Medicine And Cardiology Inc (Fremont, CA). Each 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 Yahaira Lopez Arredondo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Yahaira Lopez Arredondo was last updated on March 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.