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JUSTIN STITES LEWIS M.D.
NPI 1831621929
Internal Medicine - Gastroenterology in Portland, OR

Active since March 29, 2017PECOS EnrolledAccepts Medicare Assignment
10000 SE MAIN ST STE 112, PORTLAND, OR 97216(503) 255-3054(503) 255-7651 Get Directions Write a Review

NPPES record last updated: July 8, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jul 8, 2024, Mar 29, 2021, Mar 29, 2017 (3 updates tracked since 2017).

About Justin Stites Lewis M.d. NPPES

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

JUSTIN STITES LEWIS M.D. (NPI 1831621929) is an individual gastroenterology provider in Portland, Oregon, licensed in Oregon (MD191801) and active in the NPI registry since March 2017. He is enrolled in Medicare PECOS, is affiliated with Ohsu Hospital And Clinics, and maintains a secondary practice location in Fresno.

NPPES Registry Identity

NPI1831621929
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameJUSTIN STITES LEWISCredential: M.D.
Location Address10000 SE MAIN ST STE 112Portland, OR 97216-2441
Mailing Address10000 Se Main St Ste 112Portland, OR 97216-2441 · (503) 255-3054
Phone(503) 255-3054
Fax(503) 255-7651
Sole ProprietorNo
Medical School CMSOtherGraduated 2017
Enumeration DateMarch 29, 2017
Last NPPES UpdateJuly 8, 20243 updates tracked since enumeration
NPPES CertifiedJuly 8, 2024
✔ NPI 1831621929 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in OR · MD191801
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License MD191801 (OR)
10000 SE MAIN ST STE 112, Portland, OR 97216
Open in Google Maps ↗

Secondary Practice Location 1

Location 1155 N Fresno StFresno, CA 93701-2302 · Phone (559) 499-6500

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Kaiser Permanente, Moda Health Plan, Inc., PacificSource Health Plans.Insurance ›

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

Justin Stites Lewis M.d. 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 ID1759653751
PECOS Enrollment IDI20200915001496
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 Justin Lewis reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Portland Adventist Medical Center
Same address
Anesthesiology
10123 SE MARKET ST
Portland, OR 97216
  • Reassigned Medicare billing, Oregon enrollment
  • 331 clinicians in this Medicare group
NPI 1437925310 (503) 251-6136
Asante
221 mi
General Acute Care Hospital
2825 E BARNETT RD
Medford, OR 97504
  • Reassigned Medicare billing, Oregon enrollment
  • 267 clinicians in this Medicare group
NPI 1770587107 (541) 789-7000

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 4

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.

Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
27 services27 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
19 services19 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.
16 services16 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Ohsu Hospital And Clinics

Acute Care Hospitals · Portland, OR
4/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number380009
Location3181 SW Sam Jackson Park RoadPortland, OR 97239 · Multnomah County
Emergency services Birthing friendly

Adventist Health Portland

Acute Care Hospitals · Portland, OR
2/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number380060
Location10123 SE Market StreetPortland, OR 97216 · Multnomah County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 97216 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.

Other Providers at the Same Location NPPES 6

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

VICTOR M FISHMAN MD
Internal Medicine (Gastroenterology)
10000 SE MAIN ST STE 112
PORTLAND, OR 97216
Multnomah County (503) 255-3054
GINGER L DEGRAVELLE MD
Internal Medicine (Gastroenterology)
10000 SE MAIN ST STE 112
PORTLAND, OR 97216
Multnomah County (503) 255-3054
DR. DIRK JACOB VAN LEEUWEN M.D., PH.D., FAASLD
Internal Medicine (Gastroenterology)
10000 SE MAIN ST STE 112
PORTLAND, OR 97216
Multnomah County (503) 255-3054
LAURA PESTANA DO
Internal Medicine (Gastroenterology)
10000 SE MAIN ST STE 112
PORTLAND, OR 97216
Multnomah County (503) 255-3054
RICHARD W BRANDES MD
Internal Medicine (Gastroenterology)
10000 SE MAIN ST STE 112
PORTLAND, OR 97216
Multnomah County (503) 255-3054
DR. MILTON CHARLES JOHNSON M.D.
Internal Medicine (Gastroenterology)
10000 SE MAIN ST STE 112
PORTLAND, OR 97216
Multnomah County (503) 255-3054

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 Justin Lewis's NPI number?

The NPI number for Justin Lewis is 1831621929. It was assigned to this individual provider in the NPPES registry on March 29, 2017.

Where is Justin Lewis located?

Justin Lewis practices at 10000 SE Main St Ste 112, Portland, OR 97216. The listed phone number is (503) 255-3054.

What is Justin Lewis's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Justin Lewis enrolled in Medicare?

Yes. Justin Lewis 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 Justin Lewis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Justin Lewis reassigns Medicare benefits to 2 organizations: Portland Adventist Medical Center (Portland, OR) and Asante (Medford, OR). 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 Justin Lewis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Justin Lewis accept?

Health plans from Kaiser Permanente, Moda Health Plan, Inc. and PacificSource Health Plans list Justin Lewis 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.

Is Justin Lewis affiliated with any hospitals?

According to CMS data, Justin Lewis is affiliated with Ohsu Hospital And Clinics and Adventist Health Portland.

When was this NPI record last updated?

The NPPES record for Justin Lewis was last updated on July 8, 2024. 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.