Olivia Chan
- Medicare patients, 2024
- 92
- Part D claims, 2024
- 114
- Hospital affiliations
- 2
- Industry payments
- $294
- Medical groups
- 2
- Practice address
- 55 Fruit Street, Boston, MA 02114
- Practice phone
- Call (617) 726-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Olivia Chan'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.
Olivia Chan is an acute care nurse practitioner in Boston, Massachusetts
Olivia Chan practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Olivia Chan's NPI, 1326748385, was assigned on March 8, 2023. Olivia Chan holds Massachusetts license RN2337122.
- NPI
- 1326748385NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709244007
- NPI enumeration date
- March 8, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 31
- Medical school graduation
- 2021
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Olivia Chan practices at Massachusetts General Hospital in Boston, Massachusetts
Olivia Chan's primary practice is Massachusetts General Hospital, at 55 Fruit Street, Boston, MA 02114 in Suffolk County. The practice phone is (617) 726-2000.
- Massachusetts General Hospital55 Fruit Street, Boston, MA 02114 · Suffolk CountyPhone(617) 726-2000
Source: Dmand AI Affiliation Data
Olivia Chan is affiliated with 4 sites of care and 2 medical groups
Olivia Chan's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Olivia Chan is also affiliated with Spaulding Rehabilitation Hospital (Boston). The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Olivia Chan to 1 more community health center, 1 home health agency and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Olivia Chan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Olivia Chan practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Massachusetts General Hospital | Available with a free account |
| +3 more sites and 1 medical group | 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.
Olivia Chan is one of 445 acute care nurse practitioners in Massachusetts
Acute care is Olivia Chan's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Olivia Chan is licensed in Massachusetts.
Specialties and state licenses
- Acute care nurse practitioner, MassachusettsPrimary
Acute care nurse practitioners near Olivia Chan
Counts of acute care nurse practitioners 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
Olivia Chan treated 92 Medicare patients in 2024, average age 78
CMS counts 92 Medicare patients who saw Olivia Chan in 2024. The largest group is 75 to 84, with 43 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.03, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Olivia Chan's median patient age at 73, with 62% women.
Olivia Chan's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Olivia Chan's Medicare patients by sex, 2024
- Women7480%
- Men1820%
Chronic conditions among Olivia Chan's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Osteoporosis52%
- Chronic kidney disease49%
- Anxiety46%
- Ischemic heart disease40%
- Mood disorders39%
Share of Medicare patients with each condition. A patient can have several.
Olivia Chan's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women62%
- Men38%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Olivia Chan wrote 114 Medicare Part D claims in 2024
In 2024, Olivia Chan wrote 114 Medicare Part D claims for 68 patients. 91% of them were for generic drugs.
Olivia Chan's Part D claims by kind of drug, 2024
- Generic104 claims91%
- Brand-name and other10 claims9%
Drug classes CMS tracks in Olivia Chan's Part D claims, 2024
- Opioids16%18 of 114 claims
- Antibiotics15%17 of 114 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Olivia Chan takes part in Medicare
Olivia Chan 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)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Olivia Chan received $294 in industry payments in 2025
CMS Open Payments shows 3 general payments to Olivia Chan from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Stryker Corporation paid the most, $294.
Companies that paid Olivia Chan the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Olivia Chan'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 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 (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 Olivia Chan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Olivia Chan's NPI number?
Olivia Chan's NPI number is 1326748385. It was assigned on March 8, 2023, and it is active in the NPI Registry.
What does Olivia Chan specialize in?
Olivia Chan is an acute care nurse practitioner in Boston, Massachusetts. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Olivia Chan practice?
Olivia Chan practices at 55 Fruit Street, Boston, MA 02114. Olivia Chan's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Olivia Chan to 1 community health center, 1 home health agency and 1 medical group.
What is Olivia Chan's office phone number?
The practice phone on file for Olivia Chan is (617) 726-2000.
What is Olivia Chan's medical license number?
Olivia Chan holds Massachusetts license RN2337122.
Which hospitals is Olivia Chan affiliated with?
Olivia Chan practices at Massachusetts General Hospital in Boston, Massachusetts. Olivia Chan is also affiliated with Spaulding Rehabilitation Hospital (Boston).
What medical group is Olivia Chan part of?
Olivia Chan is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Olivia Chan to 1 more medical group.
Does Olivia Chan accept Medicare?
Yes. CMS lists Olivia Chan as accepting Medicare assignment.
How many Medicare patients does Olivia Chan see?
CMS counts 92 Medicare patients who saw Olivia Chan in 2024, with an average age of 78.
Has Olivia Chan received payments from drug or device companies?
CMS Open Payments shows $294 in general payments to Olivia Chan from 1 company from 2025 to 2025. The largest total came from Stryker Corporation.
How long has Olivia Chan been practicing?
Olivia Chan graduated from medical school in 2021, 5 years ago.
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