Madden Rowell, M.D.
Internal Medicine Physician · Portland, OR
Madden Rowell, M.D. is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1174970149, issued on May 19, 2016. Check the license (Oregon MD204486, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Madden Rowell
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD204486 OR
298053-1 NY
Self-reported in NPPES; status is on the state search - Practice location
- 6736 NE Killingsworth St, Portland, OR 97218
- Phone
- (503) 988-3991
- Enumerated
- May 19, 2016
- Record last updated
- Jan 22, 2025
- Medicare enrollment
- Enrolled (PECOS I20250226003042); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 6736 NE Killingsworth St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Susan Kass, FNPFamily Nurse Practitioner1811936362
- Carla Radcliffe, MDFamily Medicine Physician1811038193
Verify Madden Rowell in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD204486Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% fewer Medicare Part D claims than the average internal medicine physician in 2024
1,984 Medicare Part D claims for 108 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 32 claims were for opioids.
Most prescribed
- Atorvastatin Calcium127 claims
- Metoprolol Succinate81 claims
- Gabapentin71 claims
- Lisinopril67 claims
- Losartan Potassium64 claims
- Levothyroxine Sodium56 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
- Multnomah CountyPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Madden Rowell among 2,116 internal medicine physician records in Oregon
Madden Rowell, M.D. 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 2016, is newer than 78% of them.
- NPI issued2016 · 78% of these records are older, 19% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2016 · 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).
889 internal medicine physician records list a practice address in Portland
They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Portland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Hillary Hotelling, MDPortland, OR 972181982673893
- Charles Bentz, MDPortland, OR 972191518995851
- Meei Choong, MDPortland, OR 972191386644896
- Gregg Coodley, MDPortland, OR 972191871593491
- Bonnie Creitz, MDPortland, OR 972191780684308
- George Demetrion, MDPortland, OR 972191326048950
- Jennifer Gibson, MDPortland, OR 972171144299900
- Marcia Kerensky, MDPortland, OR 972191053311670
Common questions
What is Madden Rowell, M.D.'s NPI number?
Madden Rowell, M.D.'s National Provider Identifier (NPI) is 1174970149, issued on May 19, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Madden Rowell, M.D. located?
The NPPES record lists a practice address at 6736 NE Killingsworth St, Portland, OR, 97218. Phone: (503) 988-3991. Providers update this record themselves, so call before visiting.
How can I verify Madden Rowell, M.D.'s license?
NPPES lists Oregon license number MD204486, 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 Madden Rowell, M.D. prescribe under Medicare Part D?
In 2024, Madden Rowell, M.D. had 1,984 Medicare Part D claims for 108 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.