Dr. Adam Chen, MD
- Medicare services, 2024
- 494
- Medicare patients, 2024
- 282
- Part D claims, 2024
- 1,452
- Affiliated sites
- 1
- Medical group
- 1
- Practice address
- 111 Grossman Dr, Braintree, MA 02184
- Practice phone
- Call (617) 421-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Harvard Vanguard Medical Associates
Braintree, Massachusetts
Find Dr. Chen's professional email, personal email and mobile number
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Dr. Adam Chen is a neurologist in Braintree, Massachusetts
Dr. Chen practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts.
Dr. Chen's NPI, 1699069559, was assigned on June 7, 2011. Dr. Chen graduated from Rutgers School of Dental Medicine in 2011. Dr. Chen holds Massachusetts license 257666.
- NPI
- 1699069559NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4385899020
- NPI enumeration date
- June 7, 2011
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 421-1000
- 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 Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Adam Chen practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts
Dr. Chen's primary practice is Harvard Vanguard Medical Associates, at 111 Grossman Dr, Braintree, MA 02184 in Norfolk County. The practice phone is (617) 421-1000.
- Harvard Vanguard Medical Associates111 Grossman Dr, Braintree, MA 02184 · Norfolk CountyPhone(617) 421-1000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Adam Chen is affiliated with 2 sites of care and 1 medical group
Dr. Chen's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. The medical group on file is Atrius Health. Dmand AI also links Dr. Chen to 1 more group practice or clinic, 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. Adam 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 |
|---|---|
| Harvard Vanguard Medical Associates | 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. Adam Chen is one of 806 neurologists in Massachusetts
Neurology is Dr. Chen's primary specialty in the NPI Registry, under taxonomy code 2084N0400X. Dr. Chen is licensed in Massachusetts.
Specialties and state licenses
- Neurology, MassachusettsPrimary
Neurologists near Dr. Chen
Counts of neurologists 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. Adam Chen billed Medicare for 494 services in 2024
CMS data shows 494 Medicare services from Dr. Chen across 11 procedure codes in 2024, for 282 Medicare patients. Medicare paid $44,652 for them. Every service was in an office.
Dr. Chen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2892024: 2755%
- Tests and treatments
- 2023: 962024: 13440%
- Other services
- 2023: 02024: 61
- Surgery
- 2023: 172024: 2441%
Dr. Chen compared with the Massachusetts median for neurologists, 2024
- Dr. Chen
- Massachusetts median
- Medicare services
- 494vs 31457% above
- Medicare patients
- 282vs 17858% above
- Part D claims
- 1,229vs 2704.6 times
Medians across 741 neurologists 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. Adam Chen treated 282 Medicare patients in 2024, average age 75
CMS counts 282 Medicare patients who saw Dr. Chen in 2024. The largest group is 75 to 84, with 122 patients. 74% of them have high cholesterol, and 65% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.22, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chen's median patient age at 64, with 58% women.
Dr. Chen's Medicare patients by age, 2024
Dr. Chen's Medicare patients by sex, 2024
- Women14451%
- Men13849%
Chronic conditions among Dr. Chen's Medicare patients, 2024
- High cholesterol74%
- High blood pressure65%
- Arthritis45%
- Mood disorders34%
- Anxiety29%
- Depression27%
- Diabetes27%
- Chronic kidney disease23%
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 64
Patient panel by sex, all payers
- Women58%
- Men42%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Adam Chen wrote 1,452 Medicare Part D claims in 2024
In 2024, Dr. Chen wrote 1,452 Medicare Part D claims for 250 patients. 93% of them were for generic drugs. CMS names the drug for 1,229 of them, across 34 drugs with 11 or more claims each, at $101,122 in total drug cost. In 2023, CMS named 955 claims across 31 drugs.
Dr. Chen's Part D claims by kind of drug, 2024
- Generic1,352 claims93%
- Brand-name and other100 claims7%
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
- Opioids1%16 of 1,452 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: 9552024: 1,22929%
Drugs named by CMS: 34 in 2024, 31 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. Adam 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. Adam Chen graduated from Rutgers School of Dental Medicine
Dr. Chen graduated from Rutgers School of Dental Medicine in 2011.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Adam 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) |
| 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. Adam 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. Adam Chen's NPI number?
Dr. Adam Chen's NPI number is 1699069559. It was assigned on June 7, 2011, and it is active in the NPI Registry.
What kind of doctor is Dr. Adam Chen?
Dr. Adam Chen is a neurologist in Braintree, Massachusetts. The primary specialty in the NPI Registry is Neurology Physician (taxonomy code 2084N0400X).
Where does Dr. Adam Chen practice?
Dr. Chen practices at 111 Grossman Dr, Braintree, MA 02184. Dr. Chen's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. Dmand AI also links Dr. Chen to 1 group practice or clinic.
What is Dr. Adam Chen's office phone number?
The practice phone on file for Dr. Chen is (617) 421-1000.
What is Dr. Adam Chen's medical license number?
Dr. Chen holds Massachusetts license 257666.
What medical group is Dr. Adam Chen part of?
Dr. Chen is linked to Atrius Health.
Does Dr. Adam Chen accept Medicare?
Yes. CMS data shows Dr. Chen billed Medicare for 494 services in 2024, and Dr. Chen accepts Medicare assignment.
Does Dr. Adam Chen offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chen as offering telehealth services.
How many Medicare patients does Dr. Adam Chen see?
CMS counts 282 Medicare patients who saw Dr. Chen in 2024, with an average age of 75.
What services does Dr. Adam Chen bill to Medicare?
In 2024, Dr. Chen's most billed Medicare services were office visit, established patient (99214), office visit, new patient (99204) and medicare service (G2211).
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Where did Dr. Adam Chen go to medical school?
Dr. Chen graduated from Rutgers School of Dental Medicine in 2011.
What drugs does Dr. Adam Chen prescribe most?
In 2024 Medicare Part D data, Dr. Chen's most prescribed drugs by claims were Donepezil HCl, Gabapentin and Carbidopa-Levodopa.
How long has Dr. Adam Chen been practicing?
Dr. Chen graduated from medical school in 2011, 15 years ago.
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