Ian Denison Schnadig, M.D.

Hematology & Oncology

Internal Medicine

Ian Denison Schnadig is a Hematology & Oncology specialist based in Tualatin, OR with over 24 years of clinical experience. Offers virtual telehealth visits.

(503) 692-2032Tualatin, OR
Telehealth Available
NPI Active per CMS — Q2 2026

Ian Denison Schnadig, M.D. practices as part of a group hematology & oncology specialist practice in Tualatin, OR. Trained at Rush Medical College of Rush University (class of 2002), he has been practicing for over 24 years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and cancer (per CMS data).

At a glance

  • Uses generic medications more than 23% of reporting doctors in Oregon
  • Virtual visits available — no app or travel required
1 of 53 Internal Medicine providers in ORSee all Internal Medicine in Tualatin24+ years experienceNPI since 2007

Older · 4842dNPPES updated 2013-02-19 · verify NPI on CMS · Verify license at Oregon Medical Board

Contact & Location

Practice Location

19260 Sw 65th Ave Suite 435, Tualatin, OR 97062-5701

Fax: (503) 692-4450
Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Cancer.

Hypertension
Lower than avg (-2%)68%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-2%) — less common here

High Cholesterol
Lower than avg (-9%)61%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↓ Fewer patients than average (-9%) — less common here

Cancer
Higher than avg (+37%)58%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+37%) — a focus area for this doctor

Arthritis
Lower than avg (-13%)36%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-13%) — less common here

Chronic Kidney Disease
Higher than avg (+2%)32%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↑ More patients than average (+2%) — a focus area for this doctor

Diabetes
Lower than avg (-11%)23%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-11%) — less common here

Mood Disorders
23%

Conditions affecting emotional state, including depression and bipolar disorder

Anxiety Disorders
Lower than avg (-12%)22%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-12%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 2002

    Rush Medical College of Rush University

  2. 24 years in practice

    Experienced

Internal MedicineHematology & Oncology in TualatinAllopathic & Osteopathic Physicians

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

Taxonomy: 207RH0003X

Education & Training

Rush Medical College of Rush University (Class of 2002)

Virtual Hematology & Oncology Care With Ian Denison Schnadig

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Ian Denison Schnadig for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to Tualatin required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Ian Denison Schnadig

Dr. Schnadig is listed as active in the NPI registry with telehealth listed in Tualatin, OR. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (503) 692-2032.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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