Clin Genitourin Cancer
Dr. Ian Denison Schnadig, MD
- Medicare services, 2024
- 76,863
- Medicare patients, 2024
- 442
- Part D claims, 2024
- 1,895
- Publications
- 19
- Clinical trials
- 3
- Practice address
- 12123 Sw 69th Ave, Portland, OR 97223
- Practice phone
- Call (360) 597-1300
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Compass Oncology
Portland, Oregon
Find Dr. Schnadig's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Ian Denison Schnadig is a hematologist and oncologist in Portland, Oregon
Dr. Schnadig practices at Compass Oncology in Portland, Oregon.
Dr. Schnadig's NPI, 1467664839, was assigned on May 5, 2007. Dr. Schnadig graduated from Rush Medical College of Rush University in 2002. Dr. Schnadig holds Oregon license MD150796.
- NPI
- 1467664839NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5698845006
- NPI enumeration date
- May 5, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (360) 597-1300
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ian Denison Schnadig practices at Compass Oncology in Portland, Oregon
Dr. Schnadig's primary practice is Compass Oncology, at 12123 Sw 69th Ave, Portland, OR 97223 in Washington County. The practice phone is (360) 597-1300.
- Compass Oncology12123 Sw 69th Ave, Portland, OR 97223 · Washington CountyPhone(360) 597-1300
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ian Denison Schnadig is affiliated with 6 sites of care and 1 medical group
Dr. Schnadig's primary practice is Compass Oncology in Portland, Oregon. Dr. Schnadig is also affiliated with Providence St. Vincent Medical Center. The medical group on file is Compass Oncology. Dmand AI also links Dr. Schnadig to 2 more hospitals, 1 group practice or clinic and 1 hospice, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Ian Denison Schnadig's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Schnadig practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Compass Oncology | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ian Denison Schnadig is one of 118 hematologists and oncologists in Oregon
Hematology and oncology is Dr. Schnadig's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Schnadig is licensed in Oregon.
Specialties and state licenses
- Hematology and oncology, OregonPrimary
Hematologists and oncologists near Dr. Schnadig
Counts of hematologists and oncologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Ian Denison Schnadig billed Medicare for 76,863 services in 2024
CMS data shows 76,863 Medicare services from Dr. Schnadig across 52 procedure codes in 2024, for 442 Medicare patients. Medicare paid $692,055 for them. Every service was in an office.
Dr. Schnadig's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Drugs given in the office
- 2023: 57,2942024: 57,572No change
- Other services
- 2023: 25,7412024: 15,03642%
- Lab and pathology
- 2023: 1,7302024: 1,95513%
- Tests and treatments
- 2023: 1,0522024: 1,28822%
- Surgery
- 2023: 4692024: 5139%
- Office and hospital visits
- 2023: 4552024: 4325%
- Imaging
- 2023: 592024: 6714%
Dr. Schnadig compared with the Oregon median for hematologists and oncologists, 2024
- Dr. Schnadig
- Oregon median
- Medicare services
- 76,863vs 1,33157.7 times
- Medicare patients
- 442vs 26666% above
- Part D claims
- 1,658vs 7262.3 times
Medians across 122 hematologists and oncologists in Oregon with Dmand AI profiles that report each measure.
Dr. Schnadig's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Schnadig and other hematologists and oncologists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ian Denison Schnadig treated 442 Medicare patients in 2024, average age 75
CMS counts 442 Medicare patients who saw Dr. Schnadig in 2024. The largest group is 65 to 74, with 198 patients. 69% of them have high blood pressure, and 64% have high cholesterol. 4% are also on Medicaid. Their average risk score is 2.25, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Schnadig's median patient age at 72, with 45% women.
Dr. Schnadig's Medicare patients by age, 2024
Dr. Schnadig's Medicare patients by sex, 2024
- Women19644%
- Men24656%
Chronic conditions among Dr. Schnadig's Medicare patients, 2024
- High blood pressure69%
- High cholesterol64%
- Cancer63%
- Arthritis36%
- Chronic kidney disease29%
- Diabetes25%
- Ischemic heart disease24%
- Anxiety23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Schnadig's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women45%
- Men55%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ian Denison Schnadig wrote 1,895 Medicare Part D claims in 2024
In 2024, Dr. Schnadig wrote 1,895 Medicare Part D claims for 228 patients. 84% of them were for generic drugs. CMS names the drug for 1,658 of them, across 31 drugs with 11 or more claims each, at $3,655,466 in total drug cost. In 2023, CMS named 1,294 claims across 29 drugs.
Dr. Schnadig's Part D claims by kind of drug, 2024
- Generic1,594 claims84%
- Brand-name301 claims16%
Dr. Schnadig's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Schnadig's Part D claims, 2024
- Opioids2%41 of 1,895 claims
- Antibiotics1%19 of 1,895 claims
- Antipsychotics, patients 65 and over1%15 of 1,895 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,2942024: 1,65828%
Drugs named by CMS: 31 in 2024, 29 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Ian Denison Schnadig offers telehealth to Medicare patients
Dr. Schnadig accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Schnadig as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ian Denison Schnadig has 19 publications on record
Dmand AI links 19 papers to Dr. Schnadig, published from 2012 to 2020. 2015 was the busiest year, with 5. The most frequent topics are Nausea, Spiro Compounds and Vomiting. Dr. Schnadig has published most often in Clin Genitourin Cancer. Dr. Schnadig's most frequent co-authors are Lee S. Schwartzberg, MD, Rudolph M. Navari, MD and Mark D. Kochenderfer, MD.
Dr. Schnadig's papers by year, 2012 to 2020
Topics Dr. Schnadig writes about most
- Nausea
- Spiro Compounds
- Vomiting
- Antineoplastic Combined Chemotherapy Protocols
- Neurokinin-1 Receptor Antagonists
- Antiemetics
- Carcinoma, Renal Cell
- Double-Blind Method
Dr. Schnadig's most frequent co-authors
- Lee S. Schwartzberg, MD8 shared papers
- Rudolph M. Navari, MD5 shared papers
- Mark D. Kochenderfer, MD3 shared papers
Recent publications by Dr. Schnadig
Clin Genitourin Cancer
Drug Des Devel Ther
Support Care Cancer
See who Dr. Schnadig researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Schnadig works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ian Denison Schnadig has worked on 3 clinical trials
Dmand AI links Dr. Schnadig to 3 clinical trials. Conditions studied include Carcinoma, Transitional Cell, Neoplasm Metastasis and Neoplastic Processes. Open Payments lists research payments to Dr. Schnadig that name 1 trial.
Clinical trials with Dr. Schnadig by phase
- NonePhase 1: no trials
- 1Phase 2: 1 trial
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Schnadig's trials
- Carcinoma, Transitional Cell
- Neoplasm Metastasis
- Neoplastic Processes
- Urinary Bladder Neoplasms
Investigators on the most trials with Dr. Schnadig
- John M. Corman, MD2 shared trials
- Mark T. Fleming, MD2 shared trials
- Gary Scott Karlin, MD2 shared trials
Recent clinical trials with Dr. Schnadig
Phase III Study of DCVAC/PCa Added to Standard Chemotherapy for Men With Metastatic Castration Resistant Prostate Cancer (opens in a new tab)
Sources: Open Payments (CMS), 2025 data, released July 7, 2026; Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Ian Denison Schnadig received $9,113 in industry payments from 2016 to 2024
CMS Open Payments shows 14 general payments to Dr. Schnadig from 7 drug and device companies from 2016 to 2024. Speaker and faculty fees make up the largest share, 70% of the total. Sanofi and Genzyme US Companies paid the most, $6,400. It also lists 1 research payment totaling $73 in 2019, naming 1 clinical trial.
General payments to Dr. Schnadig by program year, 2016 to 2024
General payments to Dr. Schnadig by kind, 2016 to 2024
- Speaker and faculty fees$6,40070%
- Consulting fees$2,25025%
- Education$4635%
Companies that paid Dr. Schnadig the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ian Denison Schnadig graduated from Rush Medical College of Rush University
Dr. Schnadig graduated from Rush Medical College of Rush University in 2002.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ian Denison Schnadig's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Ian Denison Schnadig
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Ian Denison Schnadig's NPI number?
Dr. Ian Denison Schnadig's NPI number is 1467664839. It was assigned on May 5, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ian Denison Schnadig?
Dr. Ian Denison Schnadig is a hematologist and oncologist in Portland, Oregon. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Ian Denison Schnadig practice?
Dr. Schnadig practices at 12123 Sw 69th Ave, Portland, OR 97223. Dr. Schnadig's primary practice is Compass Oncology in Portland, Oregon. Dmand AI also links Dr. Schnadig to 2 hospitals, 1 group practice or clinic and 1 hospice.
What is Dr. Ian Denison Schnadig's office phone number?
The practice phone on file for Dr. Schnadig is (360) 597-1300.
What is Dr. Ian Denison Schnadig's medical license number?
Dr. Schnadig holds Oregon license MD150796.
Which hospitals is Dr. Ian Denison Schnadig affiliated with?
Dr. Schnadig is affiliated with Providence St. Vincent Medical Center. Dmand AI links Dr. Schnadig to 2 more hospitals.
What medical group is Dr. Ian Denison Schnadig part of?
Dr. Schnadig is linked to Compass Oncology.
Does Dr. Ian Denison Schnadig accept Medicare?
Yes. CMS data shows Dr. Schnadig billed Medicare for 76,863 services in 2024, and Dr. Schnadig accepts Medicare assignment.
Does Dr. Ian Denison Schnadig offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Schnadig as offering telehealth services.
How many Medicare patients does Dr. Ian Denison Schnadig see?
CMS counts 442 Medicare patients who saw Dr. Schnadig in 2024, with an average age of 75.
Show 7 more questionsShow fewer questions
What services does Dr. Ian Denison Schnadig bill to Medicare?
In 2024, Dr. Schnadig's most billed Medicare services were injected or infused drug (J0881), medicare temporary code (Q0138) and injected or infused drug (J9271).
Where did Dr. Ian Denison Schnadig go to medical school?
Dr. Schnadig graduated from Rush Medical College of Rush University in 2002.
What drugs does Dr. Ian Denison Schnadig prescribe most?
In 2024 Medicare Part D data, Dr. Schnadig's most prescribed drugs by claims were Abiraterone Acetate, Prednisone and Bicalutamide.
Has Dr. Ian Denison Schnadig received payments from drug or device companies?
CMS Open Payments shows $9,113 in general payments to Dr. Schnadig from 7 companies from 2016 to 2024. The largest total came from Sanofi and Genzyme US Companies.
How long has Dr. Ian Denison Schnadig been practicing?
Dr. Schnadig graduated from medical school in 2002, 24 years ago.
Does Dr. Ian Denison Schnadig do research?
Dmand AI links 19 publications to Dr. Schnadig, published from 2012 to 2020. Dr. Schnadig has worked on 3 clinical trials.
Who does Dr. Ian Denison Schnadig publish with?
Dr. Schnadig's most frequent co-authors are Lee S. Schwartzberg, MD (8 shared papers), Rudolph M. Navari, MD (5 shared papers) and Mark D. Kochenderfer, MD (3 shared papers).
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