Christina A. Kemper, M.D.
Internal Medicine Physician · Portland, OR
Christina A. Kemper, M.D. is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1427213230, issued on Jul 21, 2008. Check the license (Oregon MD152863, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christina A. Kemper
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License numbers
- MD152863 OR
LL18163 OR
Self-reported in NPPES; status is on the state search - Practice location
- 500 NE Multnomah St Ste 100, Portland, OR 97232
- Phone
- (503) 499-5200
- Enumerated
- Jul 21, 2008
- Record last updated
- Apr 12, 2022
- Medicaid ID
- 500635764 OR
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 500 NE Multnomah St Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Haley Battis, RNRegistered Nurse1013563501
- Britt Belling, CRNACertified Registered Nurse Anesthetist1992042808
- Jennifer Black, MDHospice and Palliative Medicine (Emergency Medicine) Physician1184791055
- Rebecca Buddington, RN, NP-CFamily Nurse Practitioner1831648146
- Abigail BusathStudent in an Organized Health Care Education/Training Program1497622484
- Barbara Caffaratti, M.D.Specialist1700979242
Verify Christina A. Kemper in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD152863Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
78% fewer Medicare Part D claims than the average internal medicine physician in 2024
711 Medicare Part D claims for 151 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims. 210 claims were for opioids.
Most prescribed
- Potassium Chloride95 claims
- Oxycodone Hcl77 claims
- Torsemide45 claims
- Morphine Sulfate41 claims
- Furosemide40 claims
- Morphine Sulfate Er37 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.
Christina A. Kemper among 2,116 internal medicine physician records in Oregon
Christina A. Kemper, 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 2008, is newer than 55% of them.
- NPI issued2008 · 55% of these records are older, 40% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2022 · 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
- Jay Brown, MDPortland, OR 972321306874037
- Wiley Chan, MDPortland, OR 972321669588828
- Homer Chin, MDPortland, OR 972321376572537
- Katherine Dahlke, MDPortland, OR 972321598830812
- Bukhosi Dube, M.D.Portland, OR 972321619132891
- Sheila Jhansale, MDPortland, OR 972321922049030
- Samuel Loeb, M.D.Portland, OR 972321508091521
- Andrew Lum, M.D.Portland, OR 972321659384196
Common questions
What is Christina A. Kemper, M.D.'s NPI number?
Christina A. Kemper, M.D.'s National Provider Identifier (NPI) is 1427213230, issued on Jul 21, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Christina A. Kemper, M.D. located?
The NPPES record lists a practice address at 500 NE Multnomah St Ste 100, Portland, OR, 97232. Phone: (503) 499-5200. Providers update this record themselves, so call before visiting.
How can I verify Christina A. Kemper, M.D.'s license?
NPPES lists Oregon license number MD152863, 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 Christina A. Kemper, M.D. prescribe under Medicare Part D?
In 2024, Christina A. Kemper, M.D. had 711 Medicare Part D claims for 151 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.