Chi-Joan How
- Medicare services, 2024
- 253
- Medicare patients, 2024
- 182
- Part D claims, 2024
- 314
- Hospital affiliations
- 5
- Industry payments
- $9,177
- Practice address
- 75 Francis Street, Boston, MA 02115
- Practice phone
- Call (617) 732-5500
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Chi-Joan How'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.
Chi-Joan How is a medical oncologist in Boston, Massachusetts
Chi-Joan How practices at Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham.
Chi-Joan How's NPI, 1841671765, was assigned on June 16, 2015. Chi-Joan How graduated from Yale University School of Medicine in 2015. Chi-Joan How holds Massachusetts license 274726.
- NPI
- 1841671765NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3173837085
- NPI enumeration date
- June 16, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 732-5500
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Chi-Joan How practices at Brigham and Women's Hospital in Boston, Massachusetts
Chi-Joan How's primary practice is Brigham and Women's Hospital, at 75 Francis Street, Boston, MA 02115 in Suffolk County. The practice phone is (617) 732-5500.
- Brigham and Women's Hospital75 Francis Street, Boston, MA 02115 · Suffolk CountyPhone(617) 732-5500
Source: Dmand AI Affiliation Data
Chi-Joan How is affiliated with 6 sites of care and 4 medical groups
Chi-Joan How's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Chi-Joan How is also affiliated with Massachusetts General Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Chi-Joan How to 3 more hospitals, 3 medical groups and 1 hospital outpatient department, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Chi-Joan How's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Chi-Joan How practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Brigham and Women's Hospital | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Mass General Brigham and 6.2K+ hospitals, with verified contacts in the same login.
Chi-Joan How is one of 290 medical oncologists in Massachusetts
Medical oncology is Chi-Joan How's primary specialty in the NPI Registry, under taxonomy code 207RX0202X. Dmand AI has Chi-Joan How's licenses on file in 2 states: Massachusetts and Missouri.
Specialties and state licenses
- Medical oncology, MassachusettsPrimary
- Internal medicine, Missouri
Medical oncologists near Chi-Joan How
Counts of medical oncologists 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
Chi-Joan How billed Medicare for 253 services in 2024
CMS data shows 253 Medicare services from Chi-Joan How across 4 procedure codes in 2024, for 182 Medicare patients. Medicare paid $21,625 for them.
Chi-Joan How's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3942024: 25336%
Where Chi-Joan How's Medicare services took place, 2024
- In an office11847%
- In a facility13553%
Chi-Joan How compared with the Massachusetts median for medical oncologists, 2024
- Chi-Joan How
- Massachusetts median
- Medicare services
- 253vs 260Close to median
- Medicare patients
- 182vs 10967% above
- Part D claims
- 264vs 634.2 times
Medians across 259 medical oncologists in Massachusetts with Dmand AI profiles that report each measure.
Chi-Joan How'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 Chi-Joan How and other medical oncologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Chi-Joan How treated 182 Medicare patients in 2024, average age 74
CMS counts 182 Medicare patients who saw Chi-Joan How in 2024. The largest group is 75 to 84, with 72 patients. 75% of them have high blood pressure, and 70% have high cholesterol. 16% are also on Medicaid. Their average risk score is 2.10, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Chi-Joan How's median patient age at 55, with 71% women.
Chi-Joan How's Medicare patients by age, 2024
Chi-Joan How's Medicare patients by sex, 2024
- Women10960%
- Men7340%
Chronic conditions among Chi-Joan How's Medicare patients, 2024
- High blood pressure75%
- High cholesterol70%
- Arthritis48%
- Chronic kidney disease37%
- Ischemic heart disease31%
- Anxiety30%
- Diabetes29%
- Osteoporosis29%
Share of Medicare patients with each condition. A patient can have several.
Chi-Joan How's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 55
Patient panel by sex, all payers
- Women71%
- Men28%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Chi-Joan How wrote 314 Medicare Part D claims in 2024
In 2024, Chi-Joan How wrote 314 Medicare Part D claims for 79 patients. 51% of them were for generic drugs. CMS names the drug for 264 of them, across 4 drugs with 11 or more claims each, at $752,214 in total drug cost. In 2023, CMS named 274 claims across 4 drugs.
Chi-Joan How's Part D claims by kind of drug, 2024
- Generic160 claims51%
- Brand-name154 claims49%
Chi-Joan How'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2742024: 2644%
Drugs named by CMS: 4 in 2024, 4 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
Chi-Joan How offers telehealth to Medicare patients
Chi-Joan How accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Chi-Joan How as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Chi-Joan How received $9,177 in industry payments from 2023 to 2025
CMS Open Payments shows 10 general payments to Chi-Joan How from 4 drug and device companies from 2023 to 2025. Consulting fees make up the largest share, 63% of the total. Merck Sharp & Dohme Corporation paid the most, $5,795.
General payments to Chi-Joan How by program year, 2023 to 2025
General payments to Chi-Joan How by kind, 2023 to 2025
- Consulting fees$5,79563%
- Honoraria$2,90032%
- Food and beverage$4825%
Companies that paid Chi-Joan How the most, 2023 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Chi-Joan How graduated from Yale University School of Medicine
Chi-Joan How graduated from Yale University School of Medicine in 2015.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Chi-Joan How'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 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 Chi-Joan How
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Chi-Joan How's NPI number?
Chi-Joan How's NPI number is 1841671765. It was assigned on June 16, 2015, and it is active in the NPI Registry.
What does Chi-Joan How specialize in?
Chi-Joan How is a medical oncologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Medical Oncology Physician (taxonomy code 207RX0202X).
Where does Chi-Joan How practice?
Chi-Joan How practices at 75 Francis Street, Boston, MA 02115. Chi-Joan How's primary practice is Brigham and Women's Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Chi-Joan How to 3 hospitals, 3 medical groups and 1 hospital outpatient department.
What is Chi-Joan How's office phone number?
The practice phone on file for Chi-Joan How is (617) 732-5500.
What is Chi-Joan How's medical license number?
Chi-Joan How holds Massachusetts license 274726, one of the licenses on file in 2 states.
Which states has Chi-Joan How been licensed in?
Dmand AI has state licenses on file for Chi-Joan How in Massachusetts and Missouri.
Which hospitals is Chi-Joan How affiliated with?
Chi-Joan How practices at Brigham and Women's Hospital in Boston, Massachusetts. Chi-Joan How is also affiliated with Massachusetts General Hospital. Dmand AI links Chi-Joan How to 3 more hospitals.
What medical group is Chi-Joan How part of?
Chi-Joan How is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Chi-Joan How to 3 more medical groups.
Does Chi-Joan How accept Medicare?
Yes. CMS data shows Chi-Joan How billed Medicare for 253 services in 2024, and Chi-Joan How accepts Medicare assignment.
Does Chi-Joan How offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Chi-Joan How as offering telehealth services.
Show 6 more questionsShow fewer questions
How many Medicare patients does Chi-Joan How see?
CMS counts 182 Medicare patients who saw Chi-Joan How in 2024, with an average age of 74.
What services does Chi-Joan How bill to Medicare?
In 2024, Chi-Joan How's most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and hospital inpatient care (99222).
Where did Chi-Joan How go to medical school?
Chi-Joan How graduated from Yale University School of Medicine in 2015.
What drugs does Chi-Joan How prescribe most?
In 2024 Medicare Part D data, Chi-Joan How's most prescribed drugs by claims were Hydroxyurea, Xarelto and Eliquis.
Has Chi-Joan How received payments from drug or device companies?
CMS Open Payments shows $9,177 in general payments to Chi-Joan How from 4 companies from 2023 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Chi-Joan How been practicing?
Chi-Joan How graduated from medical school in 2015, 11 years ago.
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