Dr. Andrea Loran Matsumura, MD
- Medicare services, 2024
- 139
- Medicare patients, 2024
- 128
- Part D claims, 2024
- 49
- Industry payments
- $1,818
- Medical group
- 1
- Practice address
- 1111 Ne 99th Ave, Portland, OR 97220
- Practice phone
- Call (503) 963-3030
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Gastroenterology East at Gateway
Portland, Oregon
Find Dr. Matsumura's professional email, personal email and mobile number
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Dr. Andrea Loran Matsumura is an internist in Portland, Oregon
Dr. Matsumura practices at Gastroenterology East at Gateway in Portland, Oregon.
Dr. Matsumura's NPI, 1487761136, was assigned on August 25, 2006. Dr. Matsumura graduated from Other in 1999. Dr. Matsumura's Oregon license number on file is MD22819.
- NPI
- 1487761136NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5799875522
- NPI enumeration date
- August 25, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 963-3030
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Andrea Loran Matsumura practices at Gastroenterology East at Gateway in Portland, Oregon
Dr. Matsumura's primary practice is Gastroenterology East at Gateway, at 1111 Ne 99th Ave, Portland, OR 97220 in Multnomah County. The practice phone is (503) 963-3030.
- Gastroenterology East at Gateway1111 Ne 99th Ave, Portland, OR 97220 · Multnomah CountyPhone(503) 963-3030
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Andrea Loran Matsumura is affiliated with 1 site of care and 1 medical group
Dr. Matsumura's primary practice is Gastroenterology East at Gateway in Portland, Oregon. The medical group on file is Cascadia Health.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Andrea Loran Matsumura's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Matsumura practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Gastroenterology East at Gateway | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Andrea Loran Matsumura is one of 1,680 internists in Oregon
Internal medicine is Dr. Matsumura's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Matsumura is board certified in internal medicine by the American Board of Internal Medicine. Dr. Matsumura has a license on file in Oregon.
Specialties and state licenses
- Internal medicine, OregonPrimary
Clinical focus
Dmand AI lists hypersomnia, insomnia and sleep apnea among the conditions Dr. Matsumura treats.
Internists near Dr. Matsumura
Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Andrea Loran Matsumura billed Medicare for 139 services in 2024
CMS data shows 139 Medicare services from Dr. Matsumura across 5 procedure codes in 2024, for 128 Medicare patients. Medicare paid $11,766 for them.
Dr. Matsumura's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1792024: 8950%
- Tests and treatments
- 2023: 1072024: 5053%
- Other services
- 2023: 352024: 0100%
Where Dr. Matsumura's Medicare services took place, 2024
- In an office10072%
- In a facility3928%
Dr. Matsumura compared with the Oregon median for internists, 2024
- Dr. Matsumura
- Oregon median
- Medicare services
- 139vs 30054% below
- Medicare patients
- 128vs 132Close to median
- Part D claims
- 14vs 22294% below
Medians across 1,791 internists in Oregon with Dmand AI profiles that report each measure.
Dr. Matsumura's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Matsumura?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Matsumura and other internists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Andrea Loran Matsumura treated 128 Medicare patients in 2024, average age 70
CMS counts 128 Medicare patients who saw Dr. Matsumura in 2024. The largest group is 65 to 74, with 65 patients. 70% of them have high blood pressure, and 62% have high cholesterol. 20% are also on Medicaid. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Matsumura's median patient age at 61, with 46% women.
Dr. Matsumura's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Matsumura's Medicare patients by sex, 2024
- Women6450%
- Men6450%
Chronic conditions among Dr. Matsumura's Medicare patients, 2024
- High blood pressure70%
- High cholesterol62%
- Arthritis45%
- Mood disorders44%
- Depression36%
- Diabetes32%
- Anxiety30%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Matsumura's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 61
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Andrea Loran Matsumura wrote 49 Medicare Part D claims in 2024
In 2024, Dr. Matsumura wrote 49 Medicare Part D claims for 18 patients. 78% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $124,446 in total drug cost. In 2022, CMS named 28 claims across 2 drugs.
Dr. Matsumura's Part D claims by kind of drug, 2024
- Generic38 claims78%
- Brand-name11 claims22%
Dr. Matsumura's most prescribed drugs by claims, 2023
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 282023: 1450%
Drugs named by CMS: 1 in 2023, 2 in 2022.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Andrea Loran Matsumura takes part in Medicare
Dr. Matsumura accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Andrea Loran Matsumura received $1,818 in industry payments from 2016 to 2025
CMS Open Payments shows 19 general payments to Dr. Matsumura from 12 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 50% of the total. EnsoData, Inc. paid the most, $900.
General payments to Dr. Matsumura by program year, 2016 to 2025
General payments to Dr. Matsumura by kind, 2016 to 2025
- Speaker and faculty fees$90050%
- Food and beverage$82345%
- Education$955%
Companies that paid Dr. Matsumura the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Andrea Loran Matsumura graduated from Other
Dr. Matsumura graduated from Other in 1999.
- Medical school
- Board certified in internal medicine
- Board certified in sleep medicine
Source: Dmand AI Professional Profile Data
Dr. Andrea Loran Matsumura accepts plans from 14 insurance carriers
Dr. Matsumura is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Cigna
- Elevance
- HCSC
- Regence Health Plans
- Blue Cross Blue Shield of Massachusetts
- +6 more carriersWith a free account
Plan types Dr. Matsumura accepts, by number of carriers
- PPO10
- HMO8
- Medicare8
- EPO4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Andrea Loran Matsumura's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Andrea Loran Matsumura
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Andrea Loran Matsumura's NPI number?
Dr. Andrea Loran Matsumura's NPI number is 1487761136. It was assigned on August 25, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Andrea Loran Matsumura?
Dr. Andrea Loran Matsumura is an internist in Portland, Oregon. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Andrea Loran Matsumura practice?
Dr. Matsumura practices at 1111 Ne 99th Ave, Portland, OR 97220. Dr. Matsumura's primary practice is Gastroenterology East at Gateway in Portland, Oregon.
What is Dr. Andrea Loran Matsumura's office phone number?
The practice phone on file for Dr. Matsumura is (503) 963-3030.
What is Dr. Andrea Loran Matsumura's medical license number?
Dr. Matsumura's Oregon license number on file is MD22819.
What medical group is Dr. Andrea Loran Matsumura part of?
Dr. Matsumura is linked to Cascadia Health.
Does Dr. Andrea Loran Matsumura accept Medicare?
Yes. CMS data shows Dr. Matsumura billed Medicare for 139 services in 2024, and Dr. Matsumura accepts Medicare assignment.
How many Medicare patients does Dr. Andrea Loran Matsumura see?
CMS counts 128 Medicare patients who saw Dr. Matsumura in 2024, with an average age of 70.
Is Dr. Andrea Loran Matsumura board certified?
Yes. Dr. Matsumura is board certified in internal medicine by the American Board of Internal Medicine.
What services does Dr. Andrea Loran Matsumura bill to Medicare?
In 2024, Dr. Matsumura's most billed Medicare services were office visit, established patient (99214), nerve and brain test (95811) and office visit, new patient (99204).
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Where did Dr. Andrea Loran Matsumura go to medical school?
Dr. Matsumura graduated from Other in 1999.
What drugs does Dr. Andrea Loran Matsumura prescribe most?
In 2023 Medicare Part D data, Dr. Matsumura's most prescribed drugs by claims were Wakix.
Has Dr. Andrea Loran Matsumura received payments from drug or device companies?
CMS Open Payments shows $1,818 in general payments to Dr. Matsumura from 12 companies from 2016 to 2025. The largest total came from EnsoData, Inc.
How long has Dr. Andrea Loran Matsumura been practicing?
Dr. Matsumura graduated from medical school in 1999, 27 years ago.
What insurance does Dr. Andrea Loran Matsumura accept?
Dr. Matsumura is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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