Christina Mieko Sayama, M.D., M.P.H.
Neurological Surgery Physician · Portland, OR
Christina Mieko Sayama, M.D., M.P.H. is a neurological surgery physician with a practice address in Portland, Oregon, and NPI 1801031851, issued on Dec 4, 2008. Check the license (Oregon MD168407, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Christina Mieko Sayama
- Credential
- M.D., M.P.H.
- Primary taxonomy
- Neurological Surgery Physician 207T00000X
- License number
- MD168407 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3303 SW Bond Ave, Portland, OR 97239
- Phone
- (503) 494-4314
- Enumerated
- Dec 4, 2008
- Record last updated
- Feb 18, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20140922000544); accepts Medicare assignment
- Medical or professional school
- University Of Utah School Of Medicine, 2007
- Entity
- Type 1 · individual
8 nearest neurological surgery physician records → All 134 in Oregon → Look up another NPI →
Also registered at 3303 SW Bond Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Joanna Adams, PA-CSurgical Physician Assistant1538587795
- Courtney Alley, ATCAthletic Trainer1457758344
- Paula Amato, MDReproductive Endocrinology Physician1316027683
- Jamie Anderson, DPTPhysical Therapist1730511635
- Shannon Anderson, PA-CPhysician Assistant1780832402
- Anne Marie Banasky, OTR, CHTOccupational Therapist1164631370
Verify Christina Mieko Sayama in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD168407Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
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 ServicesPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christina Mieko Sayama among 134 neurological surgery physician records in Oregon
Christina Mieko Sayama, M.D., M.P.H. is one of 134 neurological surgery physician records with a practice address in Oregon. 65% 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 · 65% of these records are
- In the CMS Doctors and Clinicians fileYes · 55% of these records are
- Graduated2007 · median 2007 among the 74 with a school on file
- Record last updated2021 · 57% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neurological Surgery Physician providers in Oregon
There are 134 neurological surgery physician records in Oregon.
All 134 in Oregon → Every provider in Portland → Neurological Surgery Physician nationwide →
The 8 neurological surgery physician records with the nearest ZIP codes
- Feridun Acar, MDPortland, OR 972391063509016
- Stanley Barnwell, MDPortland, OR 972391891700381
- Kim Burchiel, MDPortland, OR 972391891702726
- Aclan Dogan, MDPortland, OR 972391639184153
- Edmund Frank, MDPortland, OR 972391790793222
- Kristoph Jahnke, MDPortland, OR 972391578646667
- Barbara Lazio, MDPortland, OR 972391649389263
- Ahmed Raslan, M.D.Portland, OR 972391356550206
Common questions
What is Christina Mieko Sayama, M.D., M.P.H.'s NPI number?
Christina Mieko Sayama, M.D., M.P.H.'s National Provider Identifier (NPI) is 1801031851, issued on Dec 4, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Christina Mieko Sayama, M.D., M.P.H. located?
The NPPES record lists a practice address at 3303 SW Bond Ave, Portland, OR, 97239. Phone: (503) 494-4314. Providers update this record themselves, so call before visiting.
How can I verify Christina Mieko Sayama, M.D., M.P.H.'s license?
NPPES lists Oregon license number MD168407, 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.
What is Christina Mieko Sayama, M.D., M.P.H.'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.