Brewster A. Kellogg, DO
Family Medicine Physician · Newport, OR
Brewster A. Kellogg, DO is a family medicine physician with a practice address in Newport, Oregon, and NPI 1922032333, issued on Jul 10, 2006. Check the license (Oregon DO198303, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Brewster A. Kellogg
- Credential
- DO
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License numbers
- DO198303 OR
0530778 KS
Self-reported in NPPES; status is on the state search - Practice location
- 930 SW Abbey St, Newport, OR 97365
- Phone
- (541) 265-2244
- Enumerated
- Jul 10, 2006
- Record last updated
- Nov 2, 2020 (not updated in 6 years: call before relying on the address or phone)
- Medicaid ID
- 200267690A KS
- Medicare enrollment
- Enrolled (PECOS I20200819003651); accepts Medicare assignment
- Medical or professional school
- Arizona College Of Osteopathic Medicine Mid Western University, 2001
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 2,847 in Oregon → Look up another NPI →
Also registered at 930 SW Abbey St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Brewster A. Kellogg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO198303Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
97% fewer Medicare Part D claims than the average family medicine physician in 2024
105 Medicare Part D claims for 52 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.
Most prescribed
- Eliquis12 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 practice group's MIPS final score for 2023 (Medicare payment program): 93.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 2 group practices
- Good Samaritan Hospital CorvallisCorvallis, OR
- Samaritan Pacific Health Services IncNewport, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Brewster A. Kellogg among 2,847 family medicine physician records in Oregon
Brewster A. Kellogg, DO is one of 2,847 family medicine physician records with a practice address in Oregon. 75% 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 9% of them.
- NPI issued2006 · 9% of these records are older, 53% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2001 · median 2009 among the 1,671 with a school on file
- Record last updated2020 · 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 207Q00000X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
16 family medicine physician records list a practice address in Newport
They are 16 of the 637 NPPES records with a practice address in Newport, and 2,847 family medicine physician records in Oregon.
All 2,847 in Oregon → Every provider in Newport → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Marcia Adams, M.D.Newport, OR 973651063469484
- Nina ClarkNewport, OR 973651508494337
- David Daniels, MDNewport, OR 973651841366853
- Logan EllisNewport, OR 973651376129338
- Erin Guiliano Lichy, D.O.Newport, OR 973651184079162
- Cheryl Hickethier, M.D., M.P.H.Newport, OR 973651659322923
- Lawrence Hou, DONewport, OR 973651306465562
- John Lehrer, M.D.Newport, OR 973651437235835
Common questions
What is Brewster A. Kellogg, DO's NPI number?
Brewster A. Kellogg, DO's National Provider Identifier (NPI) is 1922032333, issued on Jul 10, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Brewster A. Kellogg, DO located?
The NPPES record lists a practice address at 930 SW Abbey St, Newport, OR, 97365. Phone: (541) 265-2244. Providers update this record themselves, so call before visiting.
How can I verify Brewster A. Kellogg, DO's license?
NPPES lists Oregon license number DO198303, 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 Brewster A. Kellogg, DO prescribe under Medicare Part D?
In 2024, Brewster A. Kellogg, DO had 105 Medicare Part D claims for 52 beneficiaries; the average among family medicine physician prescribers was 3,544. Part D covers Medicare prescriptions only.
What is Brewster A. Kellogg, DO's MIPS final score?
The 2023 MIPS final score is 93.6 of 100, reported for the practice group. 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.