Frederick S. Ey, M.D.
Hematology & Oncology Physician · Beaverton, OR
Frederick S. Ey, M.D. is a hematology & oncology physician with a practice address in Beaverton, Oregon, and NPI 1326041948, issued on May 27, 2005. Check the license (Oregon MD14443, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Frederick S. Ey
- Credential
- M.D.
- Primary taxonomy
- Hematology & Oncology Physician 207RH0003X
- License number
- MD14443 OR
Self-reported in NPPES; status is on the state search - Practice location
- 15700 SW Greystone Court, Beaverton, OR 97006
- Phone
- (503) 203-1000
- Enumerated
- May 27, 2005
- Record last updated
- Oct 17, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (503) 203-1010
- Medicaid ID
- 213603 OR
- Medicare enrollment
- Enrolled (PECOS I20050113000811); accepts Medicare assignment
- Medical or professional school
- Oregon Health Sciences University School Of Medicine, 1984
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest hematology & oncology physician records → All 138 in Oregon → Look up another NPI →
Also registered at 15700 SW Greystone Court
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Gary Takahashi, M.D.Hematology & Oncology Physician1881697415
- Kevin Yee, M.D.Hematology (Internal Medicine) Physician1548263189
Verify Frederick S. Ey in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD14443Check 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 hematology & oncology physician in 2024
36 Medicare Part D claims, against an average of 877 among the 10,784 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 MIPS final score for 2023 (Medicare payment program): 97.8 of 100
The Merit-based Incentive Payment System score is reported for this clinician. 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; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- University Professional ServicesBeaverton, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Frederick S. Ey among 138 hematology & oncology physician records in Oregon
Frederick S. Ey, M.D. is one of 138 hematology & oncology physician records with a practice address in Oregon. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 82% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1984 · median 2001 among the 97 with a school on file
- Record last updated2007 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RH0003X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hematology & Oncology Physician providers in Oregon
There are 138 hematology & oncology physician records in Oregon.
All 138 in Oregon → Every provider in Beaverton → Hematology & Oncology Physician nationwide →
The 8 hematology & oncology physician records with the nearest ZIP codes
- Tzann Fang, MDBeaverton, OR 970061275609349
- Gary Takahashi, M.D.Beaverton, OR 970061881697415
- Ted Huang, M.D.Gresham, OR 970301356469902
- Frank Santoli, MDGresham, OR 970301639272073
- Eric Anderson, M.D., PH.D.Hood River, OR 970311477765493
- Adam Leikensohn, M.D.The Dalles, OR 970581720046097
- Charles Doolittle, M.D.Tualatin, OR 970621487873097
- Ian Schnadig, M.D.Tualatin, OR 970621467664839
Common questions
What is Frederick S. Ey, M.D.'s NPI number?
Frederick S. Ey, M.D.'s National Provider Identifier (NPI) is 1326041948, issued on May 27, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Frederick S. Ey, M.D. located?
The NPPES record lists a practice address at 15700 SW Greystone Court, Beaverton, OR, 97006. Phone: (503) 203-1000. Providers update this record themselves, so call before visiting.
How can I verify Frederick S. Ey, M.D.'s license?
NPPES lists Oregon license number MD14443, 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 Frederick S. Ey, M.D. prescribe under Medicare Part D?
In 2024, Frederick S. Ey, M.D. had 36 Medicare Part D claims; the average among hematology & oncology physician prescribers was 877. Part D covers Medicare prescriptions only.
What is Frederick S. Ey, M.D.'s MIPS final score?
The 2023 MIPS final score is 97.8 of 100. 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.