John H. Phillips, M.D.
Internal Medicine Physician · Ontario, OR
John H. Phillips, M.D. is an internal medicine physician with a practice address in Ontario, Oregon, and NPI 1477567485, issued on Jul 27, 2006. Check the license (Oregon MD11306, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- John H. Phillips
- Credential
- M.D.
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD11306 OR
Self-reported in NPPES; status is on the state search - Practice location
- 485 Stanton Blvd, Ontario, OR 97914
- Phone
- (208) 739-0087
- Enumerated
- Jul 27, 2006
- Record last updated
- Mar 15, 2022
- Fax
- (541) 889-4232
- Medicaid IDs
- 00543-9 OR
003393200 ID - Medicare enrollment
- Enrolled (PECOS I20050201000948); accepts Medicare assignment
- Medical or professional school
- University Of Arizona College Of Medicine, 1974
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Verify John H. Phillips in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD11306Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
30% fewer Medicare Part D claims than the average internal medicine physician in 2024
2,218 Medicare Part D claims for 123 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims. 179 claims were for opioids.
Most prescribed
- Atorvastatin Calcium105 claims
- Amlodipine Besylate96 claims
- Levothyroxine Sodium89 claims
- Tramadol Hcl78 claims
- Omeprazole76 claims
- Losartan Potassium68 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.
Bills Medicare through one group practice
- Malheur Memorial Health CenterNyssa, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John H. Phillips among 2,116 internal medicine physician records in Oregon
John H. Phillips, M.D. 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 2006, is newer than 7% of them.
- NPI issued2006 · 7% of these records are older, 54% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 58% of these records are
- Graduated1974 · median 2008 among the 1,232 with a school on file
- Record last updated2022 · 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).
Internal Medicine Physician providers in Oregon
There are 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Ontario → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Andrew Peterson, M.D.Ontario, OR 979141093779365
- Morris Smith, MDOntario, OR 979141487611877
- Jared Van Orman, MDOntario, OR 979141023500808
- Stephen Bump, M.D.La Grande, OR 978501497785042
- Stanley Graham, M.D.La Grande, OR 978501952330557
- Kelly Mutch, M.D.La Grande, OR 978501427299346
- Susan Rice, M.D.La Grande, OR 978501306876958
- Madhavi Tangirala, M.DLa Grande, OR 978501689939522
Common questions
What is John H. Phillips, M.D.'s NPI number?
John H. Phillips, M.D.'s National Provider Identifier (NPI) is 1477567485, issued on Jul 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John H. Phillips, M.D. located?
The NPPES record lists a practice address at 485 Stanton Blvd, Ontario, OR, 97914. Phone: (208) 739-0087. Providers update this record themselves, so call before visiting.
How can I verify John H. Phillips, M.D.'s license?
NPPES lists Oregon license number MD11306, 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 John H. Phillips, M.D. prescribe under Medicare Part D?
In 2024, John H. Phillips, M.D. had 2,218 Medicare Part D claims for 123 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.