Kai Philipp Olshausen, MD, PHD
Internal Medicine Physician · Medford, OR
Kai Philipp Olshausen, MD, PHD is an internal medicine physician with a practice address in Medford, Oregon, and NPI 1366487571, issued on Jun 19, 2006. Check the license (Oregon MD 27086, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kai Philipp Olshausen
- Credential
- MD, PHD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD 27086 OR
Self-reported in NPPES; status is on the state search - Practice location
- 2900 Doctors Park Dr, Medford, OR 97504
- Phone
- (541) 282-2200
- Enumerated
- Jun 19, 2006
- Record last updated
- Oct 14, 2025
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 2900 Doctors Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Kai Philipp Olshausen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD 27086Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average internal medicine physician in 2024
308 Medicare Part D claims for 105 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.
Most prescribed
- Amlodipine Besylate19 claims
- Lisinopril13 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.
Kai Philipp Olshausen among 2,116 internal medicine physician records in Oregon
Kai Philipp Olshausen, MD, PHD 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- 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).
56 internal medicine physician records list a practice address in Medford
They are 56 of the 4,542 NPPES records with a practice address in Medford, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Medford → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Edward Cullen, MDMedford, OR 975041447257308
- Thomas Detweiler, M.D.Medford, OR 975041659310704
- Jon Gell, MDMedford, OR 975041982694873
- Patrick GilletteMedford, OR 975041578594008
- Andrean Gurov, MDMedford, OR 975041972551703
- Rebecca Hills, MDMedford, OR 975041942259833
- Ruth Lowengart, MDMedford, OR 975041528009370
- Susan Mackinnon, M.D.Medford, OR 975041104806140
Common questions
What is Kai Philipp Olshausen, MD, PHD's NPI number?
Kai Philipp Olshausen, MD, PHD's National Provider Identifier (NPI) is 1366487571, issued on Jun 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kai Philipp Olshausen, MD, PHD located?
The NPPES record lists a practice address at 2900 Doctors Park Dr, Medford, OR, 97504. Phone: (541) 282-2200. Providers update this record themselves, so call before visiting.
How can I verify Kai Philipp Olshausen, MD, PHD's license?
NPPES lists Oregon license number MD 27086, 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 Kai Philipp Olshausen, MD, PHD prescribe under Medicare Part D?
In 2024, Kai Philipp Olshausen, MD, PHD had 308 Medicare Part D claims for 105 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.