Tian Yu Davis, D.O.
Hospitalist Physician · Oregon City, OR
Tian Yu Davis, D.O. is a hospitalist physician with a practice address in Oregon City, Oregon, and NPI 1285970343, issued on Dec 18, 2012. Check the license (Oregon DO166035, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Tian Yu Davis
- Credential
- D.O.
- Primary taxonomy
- Hospitalist Physician 208M00000X
- License numbers
- DO166035 OR
U02830 FL
Self-reported in NPPES; status is on the state search - Practice location
- 1500 Division St, Oregon City, OR 97045
- Phone
- (503) 650-6270
- Enumerated
- Dec 18, 2012
- Record last updated
- Oct 19, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 500670840 OR
- Medicare enrollment
- Enrolled (PECOS I20140714000547); accepts Medicare assignment
- Medical or professional school
- Lake Erie College Of Osteopathic Medicine, Bradenton, 2011
- Entity
- Type 1 · individual
8 nearest hospitalist physician records → All 471 in Oregon → Look up another NPI →
Also registered at 1500 Division St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christopher Allen, MDEmergency Medicine Physician1467915843
- Zachary Amos, DOInternal Medicine Physician1831776582
- Yo Atteberry, MDEmergency Medicine Physician1548217193
- Amit Barve, MDHospitalist Physician1760667059
- Hannah Beachwood, DOEmergency Medicine Physician1497498711
- Diane Brace, FNP-BCFamily Nurse Practitioner1598427296
Verify Tian Yu Davis in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO166035Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
71% fewer Medicare Part D claims than the average hospitalist physician in 2024
149 Medicare Part D claims for 68 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Atorvastatin Calcium14 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.
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 2 group practices
- Providence Health And Services OregonOregon City, OR
- The Vancouver Clinic Inc PSVancouver, WA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Tian Yu Davis among 471 hospitalist physician records in Oregon
Tian Yu Davis, D.O. is one of 471 hospitalist physician records with a practice address in Oregon. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 59% of them.
- NPI issued2012 · 59% of these records are older, 35% newer
- In a Medicare fileYes · 92% of these records are
- In the CMS Doctors and Clinicians fileYes · 85% of these records are
- Graduated2011 · median 2009 among the 400 with a school on file
- Record last updated2020 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Hospitalist Physician providers in Oregon
There are 471 hospitalist physician records in Oregon.
All 471 in Oregon → Every provider in Oregon City → Hospitalist Physician nationwide →
The 8 hospitalist physician records with the nearest ZIP codes
- Amit Barve, MDOregon City, OR 970451760667059
- Danielle Cataxinos, DOOregon City, OR 970451295964310
- Aaron Chan, MDOregon City, OR 970451750607594
- James Hinckley, M.D.Oregon City, OR 970451336175157
- Mary Hoye, MDOregon City, OR 970451821664897
- Jesus Moreno, M.D.Oregon City, OR 970451710113386
- Amber Cardinalli, D.O.Hood River, OR 970311912344078
- Ryan Kealy, M.D.Hood River, OR 970311033325758
Common questions
What is Tian Yu Davis, D.O.'s NPI number?
Tian Yu Davis, D.O.'s National Provider Identifier (NPI) is 1285970343, issued on Dec 18, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Tian Yu Davis, D.O. located?
The NPPES record lists a practice address at 1500 Division St, Oregon City, OR, 97045. Phone: (503) 650-6270. Providers update this record themselves, so call before visiting.
How can I verify Tian Yu Davis, D.O.'s license?
NPPES lists Oregon license number DO166035, 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 Tian Yu Davis, D.O. prescribe under Medicare Part D?
In 2024, Tian Yu Davis, D.O. had 149 Medicare Part D claims for 68 beneficiaries; the average among hospitalist physician prescribers was 521. Part D covers Medicare prescriptions only.
What is Tian Yu Davis, D.O.'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.