Dr. Zsu-Zsu Chen, MD
- Medicare services, 2024
- 167
- Medicare patients, 2024
- 88
- Part D claims, 2024
- 171
- Hospital affiliations
- 1
- Industry payments
- $142
- Practice address
- 330 Brookline Avenue, Boston, MA 02215
- Practice phone
- Call (617) 667-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Zsu-Zsu Chen is an internist in Boston, Massachusetts
Dr. Chen practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health.
Dr. Chen's NPI, 1336589142, was assigned on June 26, 2013. Dr. Chen holds Massachusetts license 279783.
- NPI
- 1336589142NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1153610258
- NPI enumeration date
- June 26, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 667-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zsu-Zsu Chen practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts
Dr. Chen's primary practice is Beth Israel Deaconess Medical Center, at 330 Brookline Avenue, Boston, MA 02215 in Suffolk County. The practice phone is (617) 667-7000.
- Beth Israel Deaconess Medical Center330 Brookline Avenue, Boston, MA 02215 · Suffolk CountyPhone(617) 667-7000
Source: Dmand AI Affiliation Data
Dr. Zsu-Zsu Chen is affiliated with 1 site of care and 3 medical groups
Dr. Chen's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. The medical group on file is Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI also links Dr. Chen to 2 more medical groups, 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. Zsu-Zsu Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Beth Israel Deaconess Medical Center | Available with a free account |
| +2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Beth Israel Lahey Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Zsu-Zsu Chen is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chen is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Chen
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. Zsu-Zsu Chen billed Medicare for 167 services in 2024
CMS data shows 167 Medicare services from Dr. Chen across 4 procedure codes in 2024, for 88 Medicare patients. Medicare paid $9,687 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: 1092024: 13221%
- Other services
- 2023: 02024: 35
Dr. Chen compared with the Massachusetts median for internists, 2024
- Dr. Chen
- Massachusetts median
- Medicare services
- 167vs 43161% below
- Medicare patients
- 88vs 19455% below
- Part D claims
- 109vs 40273% below
Medians across 5,369 internists in Massachusetts 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Zsu-Zsu Chen treated 88 Medicare patients in 2024, average age 72
CMS counts 88 Medicare patients who saw Dr. Chen in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have high cholesterol, and 73% have high blood pressure. 33% are also on Medicaid. Their average risk score is 2.31, 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 69, with 74% women.
Dr. Chen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chen's Medicare patients by sex, 2024
- Women6270%
- Men2630%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High cholesterol75%
- High blood pressure73%
- Diabetes53%
- Chronic kidney disease45%
- Osteoporosis44%
- Arthritis43%
- Mood disorders41%
- Depression40%
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 69
Patient panel by sex, all payers
- Women74%
- Men26%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Zsu-Zsu Chen wrote 171 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 171 Medicare Part D claims for 34 patients. 73% of them were for generic drugs. CMS names the drug for 109 of them, across 4 drugs with 11 or more claims each, at $2,233 in total drug cost. In 2023, CMS named 101 claims across 3 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic124 claims73%
- Brand-name and other47 claims27%
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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1012024: 1098%
Drugs named by CMS: 4 in 2024, 3 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. Zsu-Zsu Chen offers telehealth to Medicare patients
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
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Zsu-Zsu Chen received $142 in industry payments in 2017
CMS Open Payments shows 1 general payment to Dr. Chen from 1 drug or device company in 2017. Education make up the largest share, 100% of the total. Medtronic MiniMed, Inc. paid the most, $142.
Companies that paid Dr. Chen the most, 2017 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Zsu-Zsu 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 | 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Zsu-Zsu 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. Zsu-Zsu Chen's NPI number?
Dr. Zsu-Zsu Chen's NPI number is 1336589142. It was assigned on June 26, 2013, and it is active in the NPI Registry.
What kind of doctor is Dr. Zsu-Zsu Chen?
Dr. Zsu-Zsu Chen is an internist in Boston, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Zsu-Zsu Chen practice?
Dr. Chen practices at 330 Brookline Avenue, Boston, MA 02215. Dr. Chen's primary practice is Beth Israel Deaconess Medical Center in Boston, Massachusetts, part of Beth Israel Lahey Health. Dmand AI also links Dr. Chen to 2 medical groups.
What is Dr. Zsu-Zsu Chen's office phone number?
The practice phone on file for Dr. Chen is (617) 667-7000.
What is Dr. Zsu-Zsu Chen's medical license number?
Dr. Chen holds Massachusetts license 279783.
Which hospitals is Dr. Zsu-Zsu Chen affiliated with?
Dr. Chen practices at Beth Israel Deaconess Medical Center in Boston, Massachusetts.
What medical group is Dr. Zsu-Zsu Chen part of?
Dr. Chen is linked to Harvard Medical Faculty Physicians at Beth Israel Deaconess Medical Center (HMFP). Dmand AI links Dr. Chen to 2 more medical groups.
Does Dr. Zsu-Zsu Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 167 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. Zsu-Zsu Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
How many Medicare patients does Dr. Zsu-Zsu Chen see?
CMS counts 88 Medicare patients who saw Dr. Chen in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Dr. Zsu-Zsu Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were hospital inpatient care (99232), medicare service (G2211) and office visit, established patient (99214).
What drugs does Dr. Zsu-Zsu Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Levothyroxine Sodium, Alendronate Sodium and Hydrocortisone.
Has Dr. Zsu-Zsu Chen received payments from drug or device companies?
CMS Open Payments shows $142 in general payments to Dr. Chen from 1 company from 2017 to 2017. The largest total came from Medtronic MiniMed, Inc.
How long has Dr. Zsu-Zsu Chen been practicing?
Dr. Chen graduated from medical school in 2013, 13 years ago.
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