Grace Whei Kao, D.O.
Internal Medicine Physician · Salem, OR
Grace Whei Kao, D.O. is an internal medicine physician with a practice address in Salem, Oregon, and NPI 1174874176, issued on Oct 1, 2012. Check the license (Oregon DO180411, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Grace Whei Kao
- Credential
- D.O.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- DO180411 OR
Self-reported in NPPES; status is on the state search - Practice location
- 5050 Skyline Village Loop S, Salem, OR 97306
- Phone
- (503) 391-1110
- Enumerated
- Oct 1, 2012
- Record last updated
- Sep 19, 2018 (not updated in 8 years: call before relying on the address or phone)
- Fax
- (503) 370-4237
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 5050 Skyline Village Loop S
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Abiola Biriowo OlorundaFamily Nurse Practitioner1598545766
- Alec Boike, MDFamily Medicine Physician1487390514
- Zachary Bowman, PA-CPhysician Assistant1073921813
- Jeffery Brown, MDInternal Medicine Physician1073596532
- Christopher Buckley, MDFamily Medicine Physician1245214725
Verify Grace Whei Kao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO180411Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
2.2 times the Medicare Part D claims of the average internal medicine physician in 2024
6,942 Medicare Part D claims for 646 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 227 claims were for opioids.
Most prescribed
- Atorvastatin Calcium314 claims
- Levothyroxine Sodium310 claims
- Losartan Potassium209 claims
- Omeprazole209 claims
- Lisinopril192 claims
- Gabapentin177 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.
Grace Whei Kao among 2,116 internal medicine physician records in Oregon
Grace Whei Kao, D.O. 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 2012, is newer than 68% of them.
- NPI issued2012 · 68% of these records are older, 30% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileNo · 58% of these records are
- Record last updated2018 · 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).
86 internal medicine physician records list a practice address in Salem
They are 86 of the 6,700 NPPES records with a practice address in Salem, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Salem → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Dennis Barnett, M.D.Salem, OR 973061194097931
- Mary Beland, M.D.Salem, OR 973061821001355
- Jeffery Brown, MDSalem, OR 973061073596532
- Robert Davies, DOSalem, OR 973061588647317
- Hoa Hoang, MDSalem, OR 973061851374680
- Marion Howard, MDSalem, OR 973061457519019
- Patricia Jimenez Mendez, MDSalem, OR 973061851532238
- Anne Juurma, M.D.Salem, OR 973061164512489
Common questions
What is Grace Whei Kao, D.O.'s NPI number?
Grace Whei Kao, D.O.'s National Provider Identifier (NPI) is 1174874176, issued on Oct 1, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Grace Whei Kao, D.O. located?
The NPPES record lists a practice address at 5050 Skyline Village Loop S, Salem, OR, 97306. Phone: (503) 391-1110. Providers update this record themselves, so call before visiting.
How can I verify Grace Whei Kao, D.O.'s license?
NPPES lists Oregon license number DO180411, 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 Grace Whei Kao, D.O. prescribe under Medicare Part D?
In 2024, Grace Whei Kao, D.O. had 6,942 Medicare Part D claims for 646 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.