Dr. Doreen Chen, MD
- Medicare services, 2024
- 709
- Medicare patients, 2024
- 289
- Part D claims, 2024
- 173
- Hospital affiliations
- 2
- Industry payments
- $806
- Practice address
- 6010 Executive Blvd, Rockville, MD 20852
- Practice phone
- Call (301) 468-8999
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Elliot R Goldstein MD & Joel R Schulman MD PA
Rockville, Maryland
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. Doreen Chen is an internist in Rockville, Maryland
Dr. Chen practices at Elliot R Goldstein MD & Joel R Schulman MD PA in Rockville, Maryland.
Dr. Chen's NPI, 1760802011, was assigned on April 24, 2014. Dr. Chen holds Maryland license D85407.
- NPI
- 1760802011NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850649112
- NPI enumeration date
- April 24, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (301) 468-8999
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Doreen Chen practices at Elliot R Goldstein MD & Joel R Schulman MD PA in Rockville, Maryland
Dr. Chen's primary practice is Elliot R Goldstein MD & Joel R Schulman MD PA, at 6010 Executive Blvd, Rockville, MD 20852 in Montgomery County. The practice phone is (301) 468-8999.
- Elliot R Goldstein MD & Joel R Schulman MD PA6010 Executive Blvd, Rockville, MD 20852 · Montgomery CountyPhone(301) 468-8999
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Doreen Chen is affiliated with 5 sites of care and 3 medical groups
Dr. Chen's primary practice is Elliot R Goldstein MD & Joel R Schulman MD PA in Rockville, Maryland. Dr. Chen is also affiliated with Adventist HealthCare Shady Grove Medical Center. The medical group on file is Elliot R Goldstein MD & Joel R Schulman MD PA. Dmand AI also links Dr. Chen to 1 more hospital, 2 medical groups, 1 physician office and 1 group practice or clinic, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Doreen Chen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chen practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Elliot R Goldstein MD & Joel R Schulman MD PA | Available with a free account |
| +4 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Doreen 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 Maryland.
Specialties and state licenses
- Internal medicine, MarylandPrimary
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. Doreen Chen billed Medicare for 709 services in 2024
CMS data shows 709 Medicare services from Dr. Chen across 7 procedure codes in 2024, for 289 Medicare patients. Medicare paid $71,867 for them.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 6012024: 70918%
Where Dr. Chen's Medicare services took place, 2024
- In an office213%
- In a facility68897%
Dr. Chen compared with the Maryland median for internists, 2024
- Dr. Chen
- Maryland median
- Medicare services
- 709vs 6568% above
- Medicare patients
- 289vs 25115% above
- 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, 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. Doreen Chen treated 289 Medicare patients in 2024, average age 78
CMS counts 289 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 112 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 30% are also on Medicaid. Their average risk score is 2.18, 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 63, with 61% women.
Dr. Chen's Medicare patients by age, 2024
Dr. Chen's Medicare patients by sex, 2024
- Women14851%
- Men14149%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Diabetes52%
- Arthritis48%
- Ischemic heart disease45%
- Chronic kidney disease44%
- Mood disorders44%
- Heart failure39%
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 63
Patient panel by sex, all payers
- Women61%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Doreen Chen wrote 173 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 173 Medicare Part D claims for 69 patients. 87% of them were for generic drugs. CMS names the drug for 13 of them, across 1 drug with 11 or more claims each, at $23 in total drug cost. In 2021, CMS named 14 claims across 1 drug.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic151 claims87%
- Brand-name22 claims13%
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
- Antibiotics13%22 of 173 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: 142024: 137%
Drugs named by CMS: 1 in 2024, 1 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. Doreen 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. Doreen Chen received $806 in industry payments from 2020 to 2025
CMS Open Payments shows 16 general payments to Dr. Chen from 9 drug and device companies from 2020 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $252.
General payments to Dr. Chen by program year, 2020 to 2025
Companies that paid Dr. Chen the most, 2020 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Doreen 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 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. Doreen 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. Doreen Chen's NPI number?
Dr. Doreen Chen's NPI number is 1760802011. It was assigned on April 24, 2014, and it is active in the NPI Registry.
What kind of doctor is Dr. Doreen Chen?
Dr. Doreen Chen is an internist in Rockville, Maryland. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Doreen Chen practice?
Dr. Chen practices at 6010 Executive Blvd, Rockville, MD 20852. Dr. Chen's primary practice is Elliot R Goldstein MD & Joel R Schulman MD PA in Rockville, Maryland. Dmand AI also links Dr. Chen to 1 hospital, 2 medical groups, 1 physician office and 1 group practice or clinic.
What is Dr. Doreen Chen's office phone number?
The practice phone on file for Dr. Chen is (301) 468-8999.
What is Dr. Doreen Chen's medical license number?
Dr. Chen holds Maryland license D85407.
Which hospitals is Dr. Doreen Chen affiliated with?
Dr. Chen is affiliated with Adventist HealthCare Shady Grove Medical Center. Dmand AI links Dr. Chen to 1 more hospital.
What medical group is Dr. Doreen Chen part of?
Dr. Chen is linked to Elliot R Goldstein MD & Joel R Schulman MD PA. Dmand AI links Dr. Chen to 2 more medical groups.
Does Dr. Doreen Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 709 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. Doreen Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
How many Medicare patients does Dr. Doreen Chen see?
CMS counts 289 Medicare patients who saw Dr. Chen in 2024, with an average age of 78.
Show 4 more questionsShow fewer questions
What services does Dr. Doreen Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were hospital inpatient care (99233), hospital inpatient care (99239) and hospital inpatient care (99232).
What drugs does Dr. Doreen Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Furosemide.
Has Dr. Doreen Chen received payments from drug or device companies?
CMS Open Payments shows $806 in general payments to Dr. Chen from 9 companies from 2020 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Doreen Chen been practicing?
Dr. Chen graduated from medical school in 2010, 16 years ago.
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