Jeffrey Aaron Komisarof, MD
Nephrology Physician · Portland, OR
Jeffrey Aaron Komisarof, MD is a nephrology physician with a practice address in Portland, Oregon, and NPI 1043318405, issued on Sep 20, 2006. Check the license (Oregon MD26611, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jeffrey Aaron Komisarof
- Credential
- MD
- Primary taxonomy
- Nephrology Physician 207RN0300X
- License number
- MD26611 OR
Self-reported in NPPES; status is on the state search - Practice location
- 10201 SE Main St, Portland, OR 97216
- Phone
- (503) 256-0877
- Enumerated
- Sep 20, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (503) 256-4188
- Medicare enrollment
- Enrolled (PECOS I20120615000434); accepts Medicare assignment
- Medical or professional school
- Perelman School Of Med At The University Of Pennsylvania, 1999
- Entity
- Type 1 · individual
8 nearest nephrology physician records → All 136 in Oregon → Look up another NPI →
Also registered at 10201 SE Main St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Samuel Camacho, M.D.Cardiovascular Disease Physician1598757452
- Jenna Clowers, PA-CPhysician Assistant1316339229
- Bruce Free, DOFamily Medicine Physician1619931979
- David Hall, MD, MPHPreventive Medicine/Occupational Environmental Medicine Physician1831153188
- Enoch Huang, MDUndersea and Hyperbaric Medicine (Emergency Medicine) Physician1265494751
- Edward Kuehnel, M.D.Nephrology Physician1336165117
Verify Jeffrey Aaron Komisarof in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD26611Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
79% fewer Medicare Part D claims than the average nephrology physician in 2024
304 Medicare Part D claims for 59 beneficiaries, against an average of 1,465 among the 10,986 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.
Most prescribed
- Furosemide31 claims
- Calcitriol26 claims
- Spironolactone26 claims
- Amlodipine Besylate25 claims
- Atorvastatin Calcium22 claims
- Metoprolol Succinate22 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 2 group practices
- Capital Critical Care, LLCSilver Spring, MD
- National Capital Nephrology PCWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jeffrey Aaron Komisarof among 136 nephrology physician records in Oregon
Jeffrey Aaron Komisarof, MD is one of 136 nephrology physician records with a practice address in Oregon. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated1999 · median 2003 among the 92 with a school on file
- Record last updated2007 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RN0300X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Nephrology Physician providers in Oregon
There are 136 nephrology physician records in Oregon.
All 136 in Oregon → Every provider in Portland → Nephrology Physician nationwide →
The 8 nephrology physician records with the nearest ZIP codes
- Edward Kuehnel, M.D.Portland, OR 972161336165117
- Janie Luong, DOPortland, OR 972161528487527
- Aumyot Prongdong, MDPortland, OR 972161881851368
- Julie Raggio, MDPortland, OR 972161467478289
- Chun Khai Chong, MDPortland, OR 972131932367117
- Maria Theresa De Jesus, MDPortland, OR 972131083825251
- Peter Fisher, MDPortland, OR 972131376520452
- Todd Hilbelink, MDPortland, OR 972131568440584
Common questions
What is Jeffrey Aaron Komisarof, MD's NPI number?
Jeffrey Aaron Komisarof, MD's National Provider Identifier (NPI) is 1043318405, issued on Sep 20, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey Aaron Komisarof, MD located?
The NPPES record lists a practice address at 10201 SE Main St, Portland, OR, 97216. Phone: (503) 256-0877. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey Aaron Komisarof, MD's license?
NPPES lists Oregon license number MD26611, 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 Jeffrey Aaron Komisarof, MD prescribe under Medicare Part D?
In 2024, Jeffrey Aaron Komisarof, MD had 304 Medicare Part D claims for 59 beneficiaries; the average among nephrology physician prescribers was 1,465. 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.