Dr. Benjamin C. Chen, MD
- Medicare services, 2024
- 226
- Medicare patients, 2024
- 182
- Part D claims, 2024
- 107
- Publications
- 4
- MIPS score, 2024
- 89
- Practice address
- 3600 NW Samaritan Dr, Corvallis, OR 97330
- Practice phone
- Call (541) 768-5111
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Good Samaritan Regional Medical Center
Corvallis, Oregon
Find Dr. Chen's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Benjamin C. Chen is an infectious disease specialist in Corvallis, Oregon
Dr. Chen practices at Good Samaritan Regional Medical Center in Corvallis, Oregon.
Dr. Chen's NPI, 1396236527, was assigned on May 23, 2018. Dr. Chen graduated from Tulane School of Medicine in 2018. Dr. Chen's California license number on file is A174229.
- NPI
- 1396236527NPI Registry (opens in a new tab)
- Medicare PAC ID
- 2163771601
- NPI enumeration date
- May 23, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (541) 768-5111
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Benjamin C. Chen practices at Good Samaritan Regional Medical Center in Corvallis, Oregon
Dr. Chen's primary practice is Good Samaritan Regional Medical Center, at 3600 NW Samaritan Dr, Corvallis, OR 97330 in Benton County. The practice phone is (541) 768-5111.
- Good Samaritan Regional Medical Center3600 NW Samaritan Dr, Corvallis, OR 97330 · Benton CountyPhone(541) 768-5111
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Benjamin C. Chen is affiliated with 4 sites of care and 4 medical groups
Dr. Chen's primary practice is Good Samaritan Regional Medical Center in Corvallis, Oregon. Dr. Chen is also affiliated with OHSU Hospital. The medical group on file is Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI also links Dr. Chen to 2 more hospitals and 3 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Benjamin C. Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Good Samaritan Regional Medical Center | Available with a free account |
| +3 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Benjamin C. Chen is one of 101 infectious disease specialists in Oregon
Infectious disease is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207RI0200X. Dr. Chen is board certified in infectious disease by the American Board of Internal Medicine. Dmand AI has Dr. Chen's licenses on file in 2 states: California and Iowa.
Specialties and state licenses
- Infectious disease, CaliforniaPrimary
- Internal medicine, Iowa
Clinical focus
Dmand AI lists kidney stone disease among the conditions Dr. Chen treats.
Infectious disease specialists near Dr. Chen
Counts of infectious disease specialists 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. Benjamin C. Chen billed Medicare for 226 services in 2024
CMS data shows 226 Medicare services from Dr. Chen across 2 procedure codes in 2024, for 182 Medicare patients. Medicare paid $26,675 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 842024: 226169%
Dr. Chen compared with the Oregon median for infectious disease specialists, 2024
- Dr. Chen
- Oregon median
- Medicare services
- 226vs 15546% above
- Medicare patients
- 182vs 902.0 times
- Part D claims
- 29vs 11976% below
Medians across 103 infectious disease specialists in Oregon with Dmand AI profiles that report each measure.
Dr. Chen'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.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other infectious disease specialists in Oregon.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Benjamin C. Chen treated 182 Medicare patients in 2024, average age 68
CMS counts 182 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 79 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 66% are also on Medicaid. Their average risk score is 4.06, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 67, with 39% women.
Dr. Chen's Medicare patients by age, 2024
Dr. Chen's Medicare patients by sex, 2024
- Women8547%
- Men9753%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes62%
- Chronic kidney disease60%
- Heart failure59%
- Ischemic heart disease53%
- Arthritis50%
- Anxiety47%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women39%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Benjamin C. Chen wrote 107 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 107 Medicare Part D claims for 34 patients. 61% of them were for generic drugs. CMS names the drug for 29 of them, across 2 drugs with 11 or more claims each, at $98,191 in total drug cost. In 2021, CMS named 131 claims across 8 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic65 claims61%
- Brand-name42 claims39%
Dr. Chen's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Chen's Part D claims, 2024
- Antibiotics25%27 of 107 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2021 to 2024
- 2021
- 2024
- Claims for drugs CMS names
- 2021: 1312024: 2978%
Drugs named by CMS: 2 in 2024, 8 in 2021.
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
Dr. Benjamin C. Chen scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Chen for performance year 2024, reported as part of a group. Dr. Chen accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chen as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Chen's MIPS scores, performance year 2024
- 89of 100Final score
- 72.1of 100Quality
- 80of 100Promoting Interoperability
- 40of 100Improvement Activities
- 77of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Benjamin C. Chen has 4 publications on record
Dmand AI links 4 papers to Dr. Chen, published from 2020 to 2021. 2021 was the busiest year, with 3. The most frequent topics are Staphylococcal Infections and Staphylococcus aureus. Dr. Chen has published most often in BMJ Case Rep. Dr. Chen's most frequent co-authors are Takaaki Kobayashi, MD, Poorani Sekar, MD and Daniel J. Diekema, MD.
Topics Dr. Chen writes about most
- Staphylococcal Infections
- Staphylococcus aureus
Dr. Chen's most frequent co-authors
- Takaaki Kobayashi, MD4 shared papers
- Poorani Sekar, MD3 shared papers
- Daniel J. Diekema, MD1 shared paper
Recent publications by Dr. Chen
See who Dr. Chen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chen works with, so you can find a warm path to the right infectious disease specialists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Benjamin C. Chen received $161 in industry payments from 2023 to 2024
CMS Open Payments shows 2 general payments to Dr. Chen from 2 drug and device companies from 2023 to 2024. Food and beverage make up the largest share, 100% of the total. Organogenesis Inc. paid the most, $112.
General payments to Dr. Chen by program year, 2023 to 2024
Companies that paid Dr. Chen the most, 2023 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Benjamin C. Chen graduated from Tulane School of Medicine
Dr. Chen graduated from Tulane School of Medicine in 2018.
- Medical school
- Board certified in infectious disease
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Dr. Benjamin C. Chen accepts plans from 14 insurance carriers
Dr. Chen is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Blue Cross Blue Shield of Massachusetts
- Molina
- Alliant Health Plans
- +6 more carriersWith a free account
Plan types Dr. Chen accepts, by number of carriers
- PPO8
- HMO7
- Medicare7
- EPO4
- POS4
Source: Dmand AI Insurance Network Data
Sources for Dr. Benjamin C. Chen'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 DataDmand AI Org Hierarchy 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)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Benjamin C. Chen
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. Benjamin C. Chen's NPI number?
Dr. Benjamin C. Chen's NPI number is 1396236527. It was assigned on May 23, 2018, and it is active in the NPI Registry.
What kind of doctor is Dr. Benjamin C. Chen?
Dr. Benjamin C. Chen is an infectious disease specialist in Corvallis, Oregon. The primary specialty in the NPI Registry is Infectious Disease Physician (taxonomy code 207RI0200X).
Where does Dr. Benjamin C. Chen practice?
Dr. Chen practices at 3600 NW Samaritan Dr, Corvallis, OR 97330. Dr. Chen's primary practice is Good Samaritan Regional Medical Center in Corvallis, Oregon. Dmand AI also links Dr. Chen to 2 hospitals and 3 medical groups.
What is Dr. Benjamin C. Chen's office phone number?
The practice phone on file for Dr. Chen is (541) 768-5111.
What is Dr. Benjamin C. Chen's medical license number?
Dr. Chen's California license number on file is A174229, one of the licenses on file in 2 states.
Which states has Dr. Benjamin C. Chen been licensed in?
Dmand AI has state licenses on file for Dr. Chen in California (2021 to 2025) and Iowa (2018 to 2021).
Which hospitals is Dr. Benjamin C. Chen affiliated with?
Dr. Chen is affiliated with OHSU Hospital. Dmand AI links Dr. Chen to 2 more hospitals.
What medical group is Dr. Benjamin C. Chen part of?
Dr. Chen is linked to Loma Linda University Faculty Medical Group (LLUFMG). Dmand AI links Dr. Chen to 3 more medical groups.
Does Dr. Benjamin C. Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 226 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. Benjamin C. Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Dr. Benjamin C. Chen's MIPS score?
Dr. Chen's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Benjamin C. Chen see?
CMS counts 182 Medicare patients who saw Dr. Chen in 2024, with an average age of 68.
Is Dr. Benjamin C. Chen board certified?
Yes. Dr. Chen is board certified in infectious disease by the American Board of Internal Medicine.
What services does Dr. Benjamin C. Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were hospital inpatient care (99223) and hospital inpatient care (99233).
Where did Dr. Benjamin C. Chen go to medical school?
Dr. Chen graduated from Tulane School of Medicine in 2018.
What drugs does Dr. Benjamin C. Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Biktarvy and Isoniazid.
Has Dr. Benjamin C. Chen received payments from drug or device companies?
CMS Open Payments shows $161 in general payments to Dr. Chen from 2 companies from 2023 to 2024. The largest total came from Organogenesis Inc.
How long has Dr. Benjamin C. Chen been practicing?
Dr. Chen graduated from medical school in 2018, 8 years ago.
Does Dr. Benjamin C. Chen do research?
Dmand AI links 4 publications to Dr. Chen, published from 2020 to 2021.
Who does Dr. Benjamin C. Chen publish with?
Dr. Chen's most frequent co-authors are Takaaki Kobayashi, MD (4 shared papers), Poorani Sekar, MD (3 shared papers) and Daniel J. Diekema, MD (1 shared paper).
What insurance does Dr. Benjamin C. Chen accept?
Dr. Chen is in network with 14 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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