Christina Homer, MD PHD
Infectious Disease Physician · Portland, OR
Christina Homer, MD PHD is an infectious disease physician with a practice address in Portland, Oregon, and NPI 1346744547, issued on Mar 21, 2018. Check the license (Oregon MD228017, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christina Homer
- Credential
- MD PHD
- Primary taxonomy
- Infectious Disease Physician 207RI0200X
- License number
- MD228017 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3181 SW Sam Jackson Park RD, Portland, OR 97239
- Phone
- (503) 494-4971
- Enumerated
- Mar 21, 2018
- Record last updated
- Feb 26, 2026
- Fax
- (503) 494-4264
- Medicare enrollment
- Enrolled (PECOS I20230906003330); accepts Medicare assignment
- Medical or professional school
- University Of California, San Francisco School Of Medicine, 2016
- Entity
- Type 1 · individual
8 nearest infectious disease physician records → All 127 in Oregon → Look up another NPI →
Also registered at 3181 SW Sam Jackson Park RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ayah Abdelsalam Megahed, MD, MSCVascular & Interventional Radiology Physician1023503596
- Obada Abdulrazzak, MDStudent in an Organized Health Care Education/Training Program1598567430
Verify Christina Homer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD228017Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
96% fewer Medicare Part D claims than the average infectious disease physician in 2024
28 Medicare Part D claims, against an average of 689 among the 7,388 providers of this specialty who prescribed in Part D.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.5 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Regents OF The University OF CaliforniaSan Francisco, CA
- University Professional ServicesPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christina Homer among 127 infectious disease physician records in Oregon
Christina Homer, MD PHD is one of 127 infectious disease physician records with a practice address in Oregon. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 91% of them.
- NPI issued2018 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2016 · median 2007 among the 88 with a school on file
- Record last updated2026 · 61% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RI0200X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Infectious Disease Physician providers in Oregon
There are 127 infectious disease physician records in Oregon.
All 127 in Oregon → Every provider in Portland → Infectious Disease Physician nationwide →
The 8 infectious disease physician records with the nearest ZIP codes
- Richard Bryant, MDPortland, OR 972391285641100
- Sunwen Chou, MDPortland, OR 972391568477073
- Graeme Forrest, M.D.Portland, OR 972391730139114
- Morgan Hakki, MDPortland, OR 972391255441556
- Kieren MarrPortland, OR 972391104916055
- George Mejicano, MDPortland, OR 972391083680979
- Melissa Murphy, MDPortland, OR 972391497763916
- Christopher Pfeiffer, M.D., M.H.S.Portland, OR 972391760440044
Common questions
What is Christina Homer, MD PHD's NPI number?
Christina Homer, MD PHD's National Provider Identifier (NPI) is 1346744547, issued on Mar 21, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Christina Homer, MD PHD located?
The NPPES record lists a practice address at 3181 SW Sam Jackson Park RD, Portland, OR, 97239. Phone: (503) 494-4971. Providers update this record themselves, so call before visiting.
How can I verify Christina Homer, MD PHD's license?
NPPES lists Oregon license number MD228017, 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 Homer, MD PHD prescribe under Medicare Part D?
In 2024, Christina Homer, MD PHD had 28 Medicare Part D claims; the average among infectious disease physician prescribers was 689. Part D covers Medicare prescriptions only.
What is Christina Homer, MD PHD's MIPS final score?
The 2023 MIPS final score is 74.5 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.