Madeline Iona Hoon, DO
Internal Medicine Physician · Oregon City, OR
Madeline Iona Hoon, DO is an internal medicine physician with a practice address in Oregon City, Oregon, and NPI 1144970633, issued on Mar 27, 2022. Check the license (Oregon DO223792, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Madeline Iona Hoon
- Credential
- DO
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- DO223792 OR
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Division St, Oregon City, OR 97045
- Phone
- (503) 650-6270
- Enumerated
- Mar 27, 2022
- Record last updated
- Sep 10, 2025
- Medicare enrollment
- Enrolled (PECOS I20250819002094); accepts Medicare assignment
- Medical or professional school
- Arizona College Of Osteopathic Medicine Mid Western University, 2022
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 1500 Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Yo Atteberry, MDEmergency Medicine Physician1548217193
- Amit Barve, MDHospitalist Physician1760667059
- Hannah Beachwood, DOEmergency Medicine Physician1497498711
- Diane Brace, FNP-BCFamily Nurse Practitioner1598427296
Verify Madeline Iona Hoon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO223792Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
81% fewer Medicare Part D claims than the average internal medicine physician in 2024
615 Medicare Part D claims for 138 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. 52 claims were for opioids.
Most prescribed
- Atorvastatin Calcium54 claims
- Hydrocodone-Acetaminophen24 claims
- Lisinopril24 claims
- Losartan Potassium22 claims
- Omeprazole22 claims
- Oxycodone Hcl20 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Providence Health And Services OregonMilwaukie, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Madeline Iona Hoon among 2,116 internal medicine physician records in Oregon
Madeline Iona Hoon, DO is one of 2,116 internal medicine physician records with a practice address in Oregon. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 93% of them.
- NPI issued2022 · 93% of these records are older, 4% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2022 · median 2008 among the 1,232 with a school on file
- Record last updated2025 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Internal Medicine Physician providers in Oregon
There are 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Oregon City → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Zachary Amos, DOOregon City, OR 970451831776582
- Lee Cordova, MDOregon City, OR 970451699727917
- Antonio Cordova, MDOregon City, OR 970451205402245
- George Edwards, MDOregon City, OR 970451356392559
- Richard Goldenberg, M.D.Oregon City, OR 970451750474490
- Gregory Kautz, MD MPHOregon City, OR 970451518458926
- Arkady Klykov, M.D.Oregon City, OR 970451629273594
- Kai Li, MDOregon City, OR 970451427153238
Common questions
What is Madeline Iona Hoon, DO's NPI number?
Madeline Iona Hoon, DO's National Provider Identifier (NPI) is 1144970633, issued on Mar 27, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Madeline Iona Hoon, DO located?
The NPPES record lists a practice address at 1500 Division St, Oregon City, OR, 97045. Phone: (503) 650-6270. Providers update this record themselves, so call before visiting.
How can I verify Madeline Iona Hoon, DO's license?
NPPES lists Oregon license number DO223792, as entered by the provider. Search the Oregon Medical Board at https://www.oregon.gov/OMB/Pages/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Madeline Iona Hoon, DO prescribe under Medicare Part D?
In 2024, Madeline Iona Hoon, DO had 615 Medicare Part D claims for 138 beneficiaries; the average among internal medicine physician prescribers was 3,176. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.