Dr. Zongda Chen, MD
- Medicare services, 2019
- 265
- Part D claims, 2024
- 106
- Industry payments
- $438
- Affiliated sites
- 2
- Medical group
- 1
- Practice address
- 12201 Plum Orchard Dr., Silver Spring, MD 20904
- Practice phone
- Call (877) 390-0033
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Silver Spring Medical Center - Mammography
Mammography / Breast Imaging Center · Silver Spring, Maryland
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Zongda Chen is an internist in Silver Spring, Maryland
Dr. Chen practices at Silver Spring Medical Center - Mammography in Silver Spring, Maryland.
Dr. Chen's NPI, 1447516885, was assigned on April 10, 2012. Dr. Chen graduated from Georgetown University School Of Medicine in 2011. Dr. Chen holds New York license 279115.
- NPI
- 1447516885NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9537460563
- NPI enumeration date
- April 10, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (877) 390-0033
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 41
- Medical school graduation
- 2011
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Zongda Chen practices at Silver Spring Medical Center - Mammography in Silver Spring, Maryland
Dr. Chen's primary practice is Silver Spring Medical Center - Mammography, at 12201 Plum Orchard Dr., Silver Spring, MD 20904. The practice phone is (877) 390-0033.
- Silver Spring Medical Center - Mammography12201 Plum Orchard Dr., Silver Spring, MD 20904Phone(877) 390-0033
Source: Dmand AI Affiliation Data
Dr. Zongda Chen is affiliated with 2 sites of care and 1 medical group
Dr. Chen's primary practice is Silver Spring Medical Center - Mammography in Silver Spring, Maryland. The medical group on file is Mid-Atlantic Permanente Medical Group. Dmand AI also links Dr. Chen to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Zongda Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Silver Spring Medical Center - Mammography | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Zongda Chen is one of 3,320 internists in Maryland
Internal medicine is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chen is licensed in New York.
Specialties and state licenses
- Internal medicine, New YorkPrimary
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. Zongda Chen billed Medicare for 265 services in 2019
CMS data shows 265 Medicare services from Dr. Chen across 4 procedure codes in 2019. Medicare paid $36,707 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chen's Medicare services by type, 2018 to 2019
- 2018
- 2019
- Office and hospital visits
- 2018: 5192019: 26549%
Dr. Chen compared with the Maryland median for internists, 2019
- Dr. Chen
- Maryland median
- Medicare services
- 265vs 65660% below
- Part D claims
- 13vs 30996% below
Medians across 3,215 internists in Maryland with Dmand AI profiles that report each measure.
Dr. Chen's most billed Medicare procedure codes, 2019
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. Chen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chen and other internists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Zongda Chen's patients have a median age of 49
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 49, with 45% women.
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 49
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Dr. Zongda Chen wrote 106 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 106 Medicare Part D claims for 59 patients. 90% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $88 in total drug cost.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic95 claims90%
- Brand-name11 claims10%
Dr. Chen's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
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. Zongda Chen takes part in Medicare
Dr. Chen 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. Zongda Chen received $438 in industry payments from 2019 to 2021
CMS Open Payments shows 25 general payments to Dr. Chen from 17 drug and device companies from 2019 to 2021. Food and beverage make up the largest share, 100% of the total. Novo Nordisk Inc paid the most, $88.
General payments to Dr. Chen by program year, 2019 to 2021
Companies that paid Dr. Chen the most, 2019 to 2021
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Zongda Chen graduated from Georgetown University School Of Medicine
Dr. Chen graduated from Georgetown University School Of Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Zongda 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 Data |
| 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 |
| 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. Zongda 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. Zongda Chen's NPI number?
Dr. Zongda Chen's NPI number is 1447516885. It was assigned on April 10, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Zongda Chen?
Dr. Zongda Chen is an internist in Silver Spring, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Zongda Chen practice?
Dr. Chen practices at 12201 Plum Orchard Dr., Silver Spring, MD 20904. Dr. Chen's primary practice is Silver Spring Medical Center - Mammography in Silver Spring, Maryland. Dmand AI also links Dr. Chen to 1 group practice or clinic.
What is Dr. Zongda Chen's office phone number?
The practice phone on file for Dr. Chen is (877) 390-0033.
What is Dr. Zongda Chen's medical license number?
Dr. Chen holds New York license 279115.
What medical group is Dr. Zongda Chen part of?
Dr. Chen is linked to Mid-Atlantic Permanente Medical Group.
Does Dr. Zongda Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 265 services in 2019, and Dr. Chen accepts Medicare assignment.
What services does Dr. Zongda Chen bill to Medicare?
In 2019, Dr. Chen's most billed Medicare services were hospital inpatient care (99223), care management and other visits (99497) and hospital inpatient care (99222).
Where did Dr. Zongda Chen go to medical school?
Dr. Chen graduated from Georgetown University School Of Medicine in 2011.
What drugs does Dr. Zongda Chen prescribe most?
In 2020 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Zolpidem Tartrate.
Has Dr. Zongda Chen received payments from drug or device companies?
CMS Open Payments shows $438 in general payments to Dr. Chen from 17 companies from 2019 to 2021. The largest total came from Novo Nordisk Inc.
How long has Dr. Zongda Chen been practicing?
Dr. Chen graduated from medical school in 2011, 15 years ago.
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