Kathryn Beth Baker, DO
Rheumatology Physician · Portland, OR
Kathryn Beth Baker, DO is a rheumatology physician with a practice address in Portland, Oregon, and NPI 1245327295, issued on Oct 9, 2006. Check the license (Oregon DO24473, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Kathryn Beth Baker
- Credential
- DO
- Primary taxonomy
- Rheumatology Physician 207RR0500X
- License number
- DO24473 OR
Self-reported in NPPES; status is on the state search - Practice location
- 9555 SW Barnes RD Ste 150, Portland, OR 97225
- Phone
- (503) 297-3384
- Enumerated
- Oct 9, 2006
- Record last updated
- Feb 10, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (503) 297-0863
- Medicaid ID
- 270002 OR
- Medicare enrollment
- Enrolled (PECOS I20051229000762); accepts Medicare assignment
- Medical or professional school
- Des Moines University Of Osteopathic Medicine And Health Sciences, 1998
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest rheumatology physician records → All 101 in Oregon → Look up another NPI →
Also registered at 9555 SW Barnes RD Ste 150
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Katherine Camp, PAPhysician Assistant1982905881
- Anne Gerard, PA-CPhysician Assistant1518343466
- Anita Goel, MDRheumatology Physician1578663100
- Aprajita Jagpal, MDRheumatology Physician1285023986
- David Kirakossian, M.D.Rheumatology Physician1215399308
- Neha Rich-Garg, M.DRheumatology Physician1679862759
Verify Kathryn Beth Baker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license DO24473Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
38% more Medicare Part D claims than the average rheumatology physician in 2024
2,729 Medicare Part D claims for 447 beneficiaries, against an average of 1,978 among the 6,301 providers of this specialty who prescribed in Part D. 172 claims were for opioids.
Most prescribed
- Methotrexate603 claims
- Prednisone533 claims
- Hydroxychloroquine Sulfate214 claims
- Gabapentin144 claims
- Tramadol Hcl116 claims
- Alendronate Sodium108 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.
Industry payments in 2024: $19.25
1 payment: education; the largest payer was Sobi, Inc. The 4,486 providers of this specialty with any payment received $8,538.33 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Northwest Rheumatology Associates, PCPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Kathryn Beth Baker among 101 rheumatology physician records in Oregon
Kathryn Beth Baker, DO is one of 101 rheumatology 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 9% of them.
- NPI issued2006 · 9% of these records are older, 50% newer
- In a Medicare fileYes · 73% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1998 · median 2004 among the 65 with a school on file
- Record last updated2021 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RR0500X and a Oregon practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Rheumatology Physician providers in Oregon
There are 101 rheumatology physician records in Oregon.
All 101 in Oregon → Every provider in Portland → Rheumatology Physician nationwide →
The 8 rheumatology physician records with the nearest ZIP codes
- Katja Daoud, MDPortland, OR 972251316977309
- Laura Davies, MDPortland, OR 972251982670006
- Anita Goel, MDPortland, OR 972251578663100
- Aprajita Jagpal, MDPortland, OR 972251285023986
- Lauren Kim, MDPortland, OR 972251578579066
- David Kirakossian, M.D.Portland, OR 972251215399308
- Wai Lee, MDPortland, OR 972251881623254
- Neha Rich-Garg, M.DPortland, OR 972251679862759
Common questions
What is Kathryn Beth Baker, DO's NPI number?
Kathryn Beth Baker, DO's National Provider Identifier (NPI) is 1245327295, issued on Oct 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Kathryn Beth Baker, DO located?
The NPPES record lists a practice address at 9555 SW Barnes RD Ste 150, Portland, OR, 97225. Phone: (503) 297-3384. Providers update this record themselves, so call before visiting.
How can I verify Kathryn Beth Baker, DO's license?
NPPES lists Oregon license number DO24473, 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 Kathryn Beth Baker, DO prescribe under Medicare Part D?
In 2024, Kathryn Beth Baker, DO had 2,729 Medicare Part D claims for 447 beneficiaries; the average among rheumatology physician prescribers was 1,978. 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.