Dr. Christina L. Wei, MD
- Medicare services, 2024
- 1,297
- Medicare patients, 2024
- 179
- Part D claims, 2024
- 4,002
- Hospital affiliations
- 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. Wei's professional email, personal email and mobile number
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Dr. Christina L. Wei is an internist in Braintree, Massachusetts
Dr. Wei practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts.
Dr. Wei's NPI, 1639167257, was assigned on October 7, 2005. Dr. Wei graduated from University of Massachusetts Medical School in 1985. Dr. Wei holds Massachusetts license 57666.
- NPI
- 1639167257NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749220317
- NPI enumeration date
- October 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 421-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 67
- Medical school graduation
- 1985
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Christina L. Wei practices at Harvard Vanguard Medical Associates in Braintree, Massachusetts
Dr. Wei'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. Christina L. Wei is affiliated with 4 sites of care and 1 medical group
Dr. Wei's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. Dr. Wei is also affiliated with Lowell General Hospital. The medical group on file is Atrius Health. Dmand AI also links Dr. Wei to 1 more group practice or clinic and 1 home health agency, 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. Christina L. Wei's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wei practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Harvard Vanguard Medical Associates | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Christina L. Wei is one of 5,528 internists in Massachusetts
Internal medicine is Dr. Wei's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dr. Wei is licensed in Massachusetts.
Specialties and state licenses
- Internal medicine, MassachusettsPrimary
Internists near Dr. Wei
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. Christina L. Wei billed Medicare for 1,297 services in 2024
CMS data shows 1,297 Medicare services from Dr. Wei across 31 procedure codes in 2024, for 179 Medicare patients. Medicare paid $28,024 for them. Every service was in an office.
Dr. Wei's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Lab and pathology
- 2023: 9582024: 68429%
- Surgery
- 2023: 3122024: 25817%
- Office and hospital visits
- 2023: 1952024: 2055%
- Other services
- 2023: 1262024: 9128%
- Tests and treatments
- 2023: 222024: 59168%
Dr. Wei compared with the Massachusetts median for internists, 2024
- Dr. Wei
- Massachusetts median
- Medicare services
- 1,297vs 4313.0 times
- Medicare patients
- 179vs 1948% below
- Part D claims
- 3,459vs 4028.6 times
Medians across 5,369 internists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Wei'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. Christina L. Wei treated 179 Medicare patients in 2024, average age 74
CMS counts 179 Medicare patients who saw Dr. Wei in 2024. The largest group is 65 to 74, with 88 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 14% are also on Medicaid. Their average risk score is 1.19, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Wei's median patient age at 60, with 78% women.
Dr. Wei's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wei's Medicare patients by sex, 2024
- Women11866%
- Men6134%
Chronic conditions among Dr. Wei's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis38%
- Chronic kidney disease32%
- Diabetes30%
- Mood disorders24%
- Ischemic heart disease22%
- Depression21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wei's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women78%
- Men21%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Christina L. Wei wrote 4,002 Medicare Part D claims in 2024
In 2024, Dr. Wei wrote 4,002 Medicare Part D claims for 319 patients. 90% of them were for generic drugs. CMS names the drug for 3,459 of them, across 66 drugs with 11 or more claims each, at $235,181 in total drug cost. In 2023, CMS named 3,901 claims across 75 drugs.
Dr. Wei's Part D claims by kind of drug, 2024
- Generic3,596 claims90%
- Brand-name375 claims9%
- Other31 claims1%
Dr. Wei'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. Wei's Part D claims, 2024
- Opioids1%28 of 4,002 claims
- Antibiotics1%41 of 4,002 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: 3,9012024: 3,45911%
Drugs named by CMS: 66 in 2024, 75 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
How Dr. Christina L. Wei takes part in Medicare
Dr. Wei 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. Christina L. Wei graduated from University of Massachusetts Medical School
Dr. Wei graduated from University of Massachusetts Medical School in 1985.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Christina L. Wei'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. Christina L. Wei
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. Christina L. Wei's NPI number?
Dr. Christina L. Wei's NPI number is 1639167257. It was assigned on October 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Christina L. Wei?
Dr. Christina L. Wei is an internist in Braintree, Massachusetts. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Christina L. Wei practice?
Dr. Wei practices at 111 Grossman Dr, Braintree, MA 02184. Dr. Wei's primary practice is Harvard Vanguard Medical Associates in Braintree, Massachusetts. Dmand AI also links Dr. Wei to 1 group practice or clinic and 1 home health agency.
What is Dr. Christina L. Wei's office phone number?
The practice phone on file for Dr. Wei is (617) 421-1000.
What is Dr. Christina L. Wei's medical license number?
Dr. Wei holds Massachusetts license 57666.
Which hospitals is Dr. Christina L. Wei affiliated with?
Dr. Wei is affiliated with Lowell General Hospital.
What medical group is Dr. Christina L. Wei part of?
Dr. Wei is linked to Atrius Health.
Does Dr. Christina L. Wei accept Medicare?
Yes. CMS data shows Dr. Wei billed Medicare for 1,297 services in 2024, and Dr. Wei accepts Medicare assignment.
How many Medicare patients does Dr. Christina L. Wei see?
CMS counts 179 Medicare patients who saw Dr. Wei in 2024, with an average age of 74.
What services does Dr. Christina L. Wei bill to Medicare?
In 2024, Dr. Wei's most billed Medicare services were surgery: heart and blood vessels (36415), office visit, established patient (99214) and lab and pathology test (83036).
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Where did Dr. Christina L. Wei go to medical school?
Dr. Wei graduated from University of Massachusetts Medical School in 1985.
What drugs does Dr. Christina L. Wei prescribe most?
In 2024 Medicare Part D data, Dr. Wei's most prescribed drugs by claims were Atorvastatin Calcium, Lisinopril and Losartan Potassium.
How long has Dr. Christina L. Wei been practicing?
Dr. Wei graduated from medical school in 1985, 41 years ago.
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