Dr. Peggy P. Chou, MD
- Medicare services, 2024
- 81
- Medicare patients, 2024
- 81
- Part D claims, 2024
- 97
- Industry payments
- $162
- Affiliated sites
- 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. Chou'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. Peggy P. Chou is an internist in Braintree, Massachusetts
Dr. Chou practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts.
Dr. Chou's NPI, 1528056520, was assigned on October 12, 2005. Dr. Chou graduated from JS Weill Medical College, Cornell University in 1991. Dr. Chou holds Washington license MD00038478.
- NPI
- 1528056520NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951331255
- NPI enumeration date
- October 12, 2005
- 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
- Female
- Estimated age
- 61
- Medical school graduation
- 1991
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Peggy P. Chou practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts
Dr. Chou'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. Peggy P. Chou is affiliated with 2 sites of care and 1 medical group
Dr. Chou's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. The medical group on file is Atrius Health. Dmand AI also links Dr. Chou 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. Peggy P. Chou's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chou 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. Peggy P. Chou is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Chou's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Chou is licensed in Washington.
Specialties and state licenses
- Internal medicine, WashingtonPrimary
Internists near Dr. Chou
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. Peggy P. Chou billed Medicare for 81 services in 2024
CMS data shows 81 Medicare services from Dr. Chou across 3 procedure codes in 2024, for 81 Medicare patients. Medicare paid $4,707 for them. Every service was in an office.
Dr. Chou's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 432024: 6653%
- Surgery
- 2023: 472024: 1568%
- Lab and pathology
- 2023: 1032024: 0100%
- Other services
- 2023: 362024: 0100%
Dr. Chou compared with the Massachusetts median for internists, 2024
- Dr. Chou
- Massachusetts median
- Medicare services
- 81vs 43181% below
- Medicare patients
- 81vs 19458% below
- Part D claims
- 14vs 40297% below
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Chou'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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chou and other internists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Peggy P. Chou treated 81 Medicare patients in 2024, average age 75
CMS counts 81 Medicare patients who saw Dr. Chou in 2024. The largest group is 75 to 84, with 37 patients. 74% of them have high cholesterol, and 64% have high blood pressure. Their average risk score is 1.17, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chou's median patient age at 62, with 72% women.
Dr. Chou's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Chou's Medicare patients by sex, 2024
- Women6175%
- Men2025%
Chronic conditions among Dr. Chou's Medicare patients, 2024
- High cholesterol74%
- High blood pressure64%
- Arthritis41%
- Anxiety36%
- Depression32%
- Mood disorders32%
- Diabetes27%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chou's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women72%
- Men25%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Peggy P. Chou wrote 97 Medicare Part D claims in 2024
In 2024, Dr. Chou wrote 97 Medicare Part D claims for 49 patients. 86% of them were for generic drugs. CMS names the drug for 14 of them, across 1 drug with 11 or more claims each, at $111 in total drug cost. In 2022, CMS named 34 claims across 2 drugs.
Dr. Chou's Part D claims by kind of drug, 2024
- Generic83 claims86%
- Brand-name14 claims14%
Dr. Chou's most prescribed drugs by claims, 2023
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. Chou's Part D claims, 2024
- Antibiotics12%12 of 97 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, 2022 to 2023
- 2022
- 2023
- Claims for drugs CMS names
- 2022: 342023: 1459%
Drugs named by CMS: 1 in 2023, 2 in 2022.
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. Peggy P. Chou offers telehealth to Medicare patients
Dr. Chou accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chou as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Peggy P. Chou received $162 in industry payments in 2022
CMS Open Payments shows 2 general payments to Dr. Chou from 2 drug and device companies in 2022. Debt forgiveness make up the largest share, 69% of the total. Baxter Healthcare paid the most, $112.
General payments to Dr. Chou by kind, 2022 to 2022
- Debt forgiveness$11269%
- Food and beverage$5031%
Companies that paid Dr. Chou the most, 2022 to 2022
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Peggy P. Chou graduated from JS Weill Medical College, Cornell University
Dr. Chou graduated from JS Weill Medical College, Cornell University in 1991.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Peggy P. Chou'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) |
| 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. Peggy P. Chou
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. Peggy P. Chou's NPI number?
Dr. Peggy P. Chou's NPI number is 1528056520. It was assigned on October 12, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Peggy P. Chou?
Dr. Peggy P. Chou is an internist in Braintree, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Peggy P. Chou practice?
Dr. Chou practices at 111 Grossman Dr, Braintree, MA 02184. Dr. Chou's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. Dmand AI also links Dr. Chou to 1 group practice or clinic.
What is Dr. Peggy P. Chou's office phone number?
The practice phone on file for Dr. Chou is (617) 421-1000.
What is Dr. Peggy P. Chou's medical license number?
Dr. Chou holds Washington license MD00038478.
What medical group is Dr. Peggy P. Chou part of?
Dr. Chou is linked to Atrius Health.
Does Dr. Peggy P. Chou accept Medicare?
Yes. CMS data shows Dr. Chou billed Medicare for 81 services in 2024, and Dr. Chou accepts Medicare assignment.
Does Dr. Peggy P. Chou offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chou as offering telehealth services.
How many Medicare patients does Dr. Peggy P. Chou see?
CMS counts 81 Medicare patients who saw Dr. Chou in 2024, with an average age of 75.
What services does Dr. Peggy P. Chou bill to Medicare?
In 2024, Dr. Chou's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: heart and blood vessels (36415).
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Where did Dr. Peggy P. Chou go to medical school?
Dr. Chou graduated from JS Weill Medical College, Cornell University in 1991.
What drugs does Dr. Peggy P. Chou prescribe most?
In 2023 Medicare Part D data, Dr. Chou's most prescribed drugs by claims were Lisinopril.
Has Dr. Peggy P. Chou received payments from drug or device companies?
CMS Open Payments shows $162 in general payments to Dr. Chou from 2 companies from 2022 to 2022. The largest total came from Baxter Healthcare.
How long has Dr. Peggy P. Chou been practicing?
Dr. Chou graduated from medical school in 1991, 35 years ago.
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