Dr. Ben Jamin Tseng, MD
- Medicare services, 2024
- 1,181
- Medicare patients, 2024
- 269
- Part D claims, 2024
- 5,857
- Publications
- 1
- Hospital affiliations
- 2
- Practice address
- 1653 West Congress Parkway, Chicago, IL 60612
- Practice phone
- Call (312) 942-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Tseng's professional email, personal email and mobile number
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Dr. Ben Jamin Tseng is an internist in Chicago, Illinois
Dr. Tseng practices at Rush University Medical Center in Chicago, Illinois, part of Rush System for Health.
Dr. Tseng's NPI, 1821104373, was assigned on August 21, 2006. Dr. Tseng graduated from University of Texas Southwestern Medical School at Dallas in 2003. Dr. Tseng holds Illinois license 036116603.
- NPI
- 1821104373NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7618972464
- NPI enumeration date
- August 21, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (312) 942-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 49
- Medical school graduation
- 2003
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ben Jamin Tseng practices at Rush University Medical Center in Chicago, Illinois
Dr. Tseng's primary practice is Rush University Medical Center, at 1653 West Congress Parkway, Chicago, IL 60612 in Cook County. The practice phone is (312) 942-5000.
- Rush University Medical Center1653 West Congress Parkway, Chicago, IL 60612 · Cook CountyPhone(312) 942-5000
Source: Dmand AI Affiliation Data
Dr. Ben Jamin Tseng is affiliated with 5 sites of care and 1 medical group
Dr. Tseng's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health. Dr. Tseng is also affiliated with Rush Oak Park Hospital. The medical group on file is Rush University Internists. Dmand AI also links Dr. Tseng to 3 more home health agencies, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ben Jamin Tseng's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Tseng practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Rush University Medical Center | Available with a free account |
| +4 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ben Jamin Tseng is one of 5,652 internists in Illinois
Internal medicine is Dr. Tseng's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Tseng is licensed in Illinois.
Specialties and state licenses
- Internal medicine, IllinoisPrimary
Internists near Dr. Tseng
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. Ben Jamin Tseng billed Medicare for 1,181 services in 2024
CMS data shows 1,181 Medicare services from Dr. Tseng across 14 procedure codes in 2024, for 269 Medicare patients. Medicare paid $95,253 for them. Every service was in an office.
Dr. Tseng's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5792024: 5603%
- Other services
- 2023: 2062024: 1974%
- Tests and treatments
- 2023: 1402024: 18431%
- Lab and pathology
- 2023: 1412024: 1373%
- Drugs given in the office
- 2023: 1672024: 7356%
- Surgery
- 2023: 352024: 3014%
Dr. Tseng compared with the Illinois median for internists, 2024
- Dr. Tseng
- Illinois median
- Medicare services
- 1,181vs 5662.1 times
- Medicare patients
- 269vs 20829% above
- Part D claims
- 5,210vs 28418.3 times
Medians across 5,192 internists in Illinois with Dmand AI profiles that report each measure.
Dr. Tseng'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. Tseng?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Tseng and other internists in Illinois.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ben Jamin Tseng treated 269 Medicare patients in 2024, average age 71
CMS counts 269 Medicare patients who saw Dr. Tseng in 2024. The largest group is 65 to 74, with 113 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 45% are also on Medicaid. Their average risk score is 1.81, 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. Tseng's median patient age at 65, with 48% women.
Dr. Tseng's Medicare patients by age, 2024
Dr. Tseng's Medicare patients by sex, 2024
- Women14855%
- Men12145%
Chronic conditions among Dr. Tseng's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis58%
- Diabetes41%
- Ischemic heart disease30%
- Chronic kidney disease26%
- Cancer22%
- Heart failure21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Tseng's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women48%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ben Jamin Tseng wrote 5,857 Medicare Part D claims in 2024
In 2024, Dr. Tseng wrote 5,857 Medicare Part D claims for 438 patients. 83% of them were for generic drugs. CMS names the drug for 5,210 of them, across 107 drugs with 11 or more claims each, at $688,506 in total drug cost. In 2023, CMS named 5,112 claims across 94 drugs.
Dr. Tseng's Part D claims by kind of drug, 2024
- Generic4,837 claims83%
- Brand-name936 claims16%
- Other84 claims1%
Dr. Tseng'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. Tseng's Part D claims, 2024
- Opioids6%363 of 5,857 claims
- Antibiotics1%75 of 5,857 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, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 5,1122024: 5,2102%
Drugs named by CMS: 107 in 2024, 94 in 2023.
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. Ben Jamin Tseng offers telehealth to Medicare patients
Dr. Tseng accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Tseng as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Ben Jamin Tseng has 1 publication on record
Dmand AI links 1 paper to Dr. Tseng in 2014. Dr. Tseng's most frequent co-authors are Julia Anne Chung, MD, Natalie Diaz, MD and Aaron M. McMurtray, MD.
Dr. Tseng's most frequent co-authors
- Julia Anne Chung, MD1 shared paper
- Natalie Diaz, MD1 shared paper
- Aaron M. McMurtray, MD1 shared paper
Recent publications by Dr. Tseng
See who Dr. Tseng researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Tseng works with, so you can find a warm path to the right internists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Ben Jamin Tseng received $179 in industry payments from 2018 to 2022
CMS Open Payments shows 8 general payments to Dr. Tseng from 3 drug and device companies from 2018 to 2022. Food and beverage make up the largest share, 100% of the total. Biogen, Inc. paid the most, $115.
General payments to Dr. Tseng by program year, 2018 to 2022
Companies that paid Dr. Tseng the most, 2018 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Ben Jamin Tseng graduated from University of Texas Southwestern Medical School at Dallas
Dr. Tseng graduated from University of Texas Southwestern Medical School at Dallas in 2003.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ben Jamin Tseng'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| 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 |
| 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. Ben Jamin Tseng
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. Ben Jamin Tseng's NPI number?
Dr. Ben Jamin Tseng's NPI number is 1821104373. It was assigned on August 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Ben Jamin Tseng?
Dr. Ben Jamin Tseng is an internist in Chicago, Illinois. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Ben Jamin Tseng practice?
Dr. Tseng practices at 1653 West Congress Parkway, Chicago, IL 60612. Dr. Tseng's primary practice is Rush University Medical Center in Chicago, Illinois, part of Rush System for Health. Dmand AI also links Dr. Tseng to 3 home health agencies.
What is Dr. Ben Jamin Tseng's office phone number?
The practice phone on file for Dr. Tseng is (312) 942-5000.
What is Dr. Ben Jamin Tseng's medical license number?
Dr. Tseng holds Illinois license 036116603.
Which hospitals is Dr. Ben Jamin Tseng affiliated with?
Dr. Tseng practices at Rush University Medical Center in Chicago, Illinois. Dr. Tseng is also affiliated with Rush Oak Park Hospital.
What medical group is Dr. Ben Jamin Tseng part of?
Dr. Tseng is linked to Rush University Internists.
Does Dr. Ben Jamin Tseng accept Medicare?
Yes. CMS data shows Dr. Tseng billed Medicare for 1,181 services in 2024, and Dr. Tseng accepts Medicare assignment.
Does Dr. Ben Jamin Tseng offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Tseng as offering telehealth services.
How many Medicare patients does Dr. Ben Jamin Tseng see?
CMS counts 269 Medicare patients who saw Dr. Tseng in 2024, with an average age of 71.
Show 7 more questionsShow fewer questions
What services does Dr. Ben Jamin Tseng bill to Medicare?
In 2024, Dr. Tseng's most billed Medicare services were office visit, established patient (99214), lab and pathology test (83036) and medicare service (G0439).
Where did Dr. Ben Jamin Tseng go to medical school?
Dr. Tseng graduated from University of Texas Southwestern Medical School at Dallas in 2003.
What drugs does Dr. Ben Jamin Tseng prescribe most?
In 2024 Medicare Part D data, Dr. Tseng's most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Rosuvastatin Calcium.
Has Dr. Ben Jamin Tseng received payments from drug or device companies?
CMS Open Payments shows $179 in general payments to Dr. Tseng from 3 companies from 2018 to 2022. The largest total came from Biogen, Inc.
How long has Dr. Ben Jamin Tseng been practicing?
Dr. Tseng graduated from medical school in 2003, 23 years ago.
Does Dr. Ben Jamin Tseng do research?
Dmand AI links 1 publication to Dr. Tseng.
Who does Dr. Ben Jamin Tseng publish with?
Dr. Tseng's most frequent co-authors are Julia Anne Chung, MD (1 shared paper), Natalie Diaz, MD (1 shared paper) and Aaron M. McMurtray, MD (1 shared paper).
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