Kieran Fredrick Kubac, MD
Internal Medicine Physician · Klamath Falls, OR
Kieran Fredrick Kubac, MD is an internal medicine physician with a practice address in Klamath Falls, Oregon, and NPI 1114487741, issued on Mar 20, 2019. Check the license (Oregon MD209470, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kieran Fredrick Kubac
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD209470 OR
Self-reported in NPPES; status is on the state search - Practice location
- 2865 Daggett Ave, Klamath Falls, OR 97601
- Phone
- (541) 274-6150
- Enumerated
- Mar 20, 2019
- Record last updated
- Mar 21, 2024
- Medicare enrollment
- Enrolled (PECOS I20221012002223); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 2865 Daggett Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Tahlia Aarstad, PHARMDPharmacist1972928117
- Monna Alwine, NURSE PRACTITICIONERAdult Health Nurse Practitioner1215415708
- Mychal Amos, PHARMDPharmacist1992878318
- Jessica Atchley, BSN, RNStudent in an Organized Health Care Education/Training Program1649127937
- Merri Barber, BSN, RN, IBCLCLactation Consultant (Registered Nurse)1073138814
- Susan Barnes, MDAnesthesiology Physician1235210881
Verify Kieran Fredrick Kubac in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD209470Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
92% fewer Medicare Part D claims than the average internal medicine physician in 2024
266 Medicare Part D claims for 89 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Clopidogrel20 claims
- Pantoprazole Sodium13 claims
- Prednisone13 claims
- Amoxicillin-Clavulanate Potass12 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
- Sky Lakes Medical Center IncKlamath Falls, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kieran Fredrick Kubac among 2,116 internal medicine physician records in Oregon
Kieran Fredrick Kubac, MD 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 2019, is newer than 86% of them.
- NPI issued2019 · 86% of these records are older, 11% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated2019 · median 2008 among the 1,232 with a school on file
- Record last updated2024 · 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 Klamath Falls → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Christopher Brown, MDKlamath Falls, OR 976011518353549
- Charles Christensen, MDKlamath Falls, OR 976011801970983
- Charles Cofas, M.D.Klamath Falls, OR 976011053371666
- Sidra Iftikhar, MDKlamath Falls, OR 976011457912966
- Chin Hee Jun, M.D.Klamath Falls, OR 976011477708790
- Mahi Khan, M.D.Klamath Falls, OR 976011699967521
- Slavka Kucinska, MDKlamath Falls, OR 976011982698221
- Frank Marx, MDKlamath Falls, OR 976011942296678
Common questions
What is Kieran Fredrick Kubac, MD's NPI number?
Kieran Fredrick Kubac, MD's National Provider Identifier (NPI) is 1114487741, issued on Mar 20, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Kieran Fredrick Kubac, MD located?
The NPPES record lists a practice address at 2865 Daggett Ave, Klamath Falls, OR, 97601. Phone: (541) 274-6150. Providers update this record themselves, so call before visiting.
How can I verify Kieran Fredrick Kubac, MD's license?
NPPES lists Oregon license number MD209470, 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 Kieran Fredrick Kubac, MD prescribe under Medicare Part D?
In 2024, Kieran Fredrick Kubac, MD had 266 Medicare Part D claims for 89 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.