Andrea Loran Matsumura, MD
Internal Medicine Physician · Portland, OR
Andrea Loran Matsumura, MD is an internal medicine physician with a practice address in Portland, Oregon, and NPI 1487761136, issued on Aug 25, 2006. Check the license (Oregon MD22819, as entered in NPPES) on the Oregon Medical Board; the Medicare figures below come from public CMS files.
- Name
- Andrea Loran Matsumura
- Credential
- MD
- Primary taxonomy
- Internal Medicine Physician 207R00000X
- License number
- MD22819 OR
Self-reported in NPPES; status is on the state search - Practice location
- 3036 NE Mlk JR Blvd, Portland, OR 97212
- Phone
- (503) 283-3763
- Enumerated
- Aug 25, 2006
- Record last updated
- Sep 9, 2024
- Medicaid ID
- 028346 OR
- Medicare enrollment
- Enrolled (PECOS I20071218000050); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest internal medicine physician records → All 2,116 in Oregon → Look up another NPI →
Also registered at 3036 NE Mlk JR Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sally AbbassMental Health Counselor1427533439
- Julio Arroyo BurdettStudent in an Organized Health Care Education/Training Program1811611551
- Adele AtwoodCase Manager/Care Coordinator1649019662
- Ashley BardalesPeer Specialist1003590480
- Samantha BarrCase Manager/Care Coordinator1841039864
- Joshua BradshawMental Health Counselor1972120087
Verify Andrea Loran Matsumura in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersOregon Medical Board
Search for license MD22819Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average internal medicine physician in 2024
49 Medicare Part D claims for 18 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D. Brand-name drugs were 22% of 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: $25.47
1 payment: food and beverage; the largest payer was Baxter Healthcare. The 50,334 providers of this specialty with any payment received $1,303.06 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
- Cascadia HealthPortland, OR
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Andrea Loran Matsumura among 2,116 internal medicine physician records in Oregon
Andrea Loran Matsumura, MD 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
- Graduated1999 · median 2008 among the 1,232 with a school on file
- Record last updated2024 · 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).
889 internal medicine physician records list a practice address in Portland
They are 889 of the 42,088 NPPES records with a practice address in Portland, and 2,116 internal medicine physician records in Oregon.
All 2,116 in Oregon → Every provider in Portland → Internal Medicine Physician nationwide →
The 8 internal medicine physician records with the nearest ZIP codes
- Christopher Cirino, DOPortland, OR 972121740382613
- Ikram Khaliq, MDPortland, OR 972121932831609
- Robert Mullen, M.D.Portland, OR 972121003905217
- Lisa Olson, M.D., M.P.HPortland, OR 972121679892756
- Andris Antoniskis, MDPortland, OR 972131528067972
- Michele BabaiePortland, OR 972111497737662
- Christopher BaronePortland, OR 972131831187657
- Andrew Dworkin, MDPortland, OR 972111851711972
Common questions
What is Andrea Loran Matsumura, MD's NPI number?
Andrea Loran Matsumura, MD's National Provider Identifier (NPI) is 1487761136, issued on Aug 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Andrea Loran Matsumura, MD located?
The NPPES record lists a practice address at 3036 NE Mlk JR Blvd, Portland, OR, 97212. Phone: (503) 283-3763. Providers update this record themselves, so call before visiting.
How can I verify Andrea Loran Matsumura, MD's license?
NPPES lists Oregon license number MD22819, 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 Andrea Loran Matsumura, MD prescribe under Medicare Part D?
In 2024, Andrea Loran Matsumura, MD had 49 Medicare Part D claims for 18 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.