Dr. Xin Gao, MD
- Medicare services, 2024
- 1,185
- Medicare patients, 2024
- 339
- Part D claims, 2024
- 366
- Publications
- 1
- Hospital affiliations
- 5
- 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 Dr. Gao'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. Xin Gao is a hematologist and oncologist in Boston, Massachusetts
Dr. Gao practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Gao's NPI, 1851653489, was assigned on June 11, 2012. Dr. Gao graduated from Harvard Medical School in 2012. Dr. Gao holds Massachusetts license 273533.
- NPI
- 1851653489NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0244457398
- NPI enumeration date
- June 11, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (617) 726-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Xin Gao practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Gao'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
Dr. Xin Gao is affiliated with 7 sites of care and 3 medical groups
Dr. Gao's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Gao is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Hospital. Dmand AI also links Dr. Gao to 3 more hospitals, 2 medical groups, 1 community health center and 1 home health agency, each named with a free account. Dr. Gao's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Xin Gao's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Gao practices, 7 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 |
| +6 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Xin Gao is one of 429 hematologists and oncologists in Massachusetts
Hematology and oncology is Dr. Gao's primary specialty in the NPI Registry, under taxonomy code 207RH0003X. Dr. Gao is licensed in Massachusetts.
Specialties and state licenses
- Hematology and oncology, MassachusettsPrimary
Hematologists and oncologists near Dr. Gao
Counts of hematologists and 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
Dr. Xin Gao billed Medicare for 1,185 services in 2024
CMS data shows 1,185 Medicare services from Dr. Gao across 8 procedure codes in 2024, for 339 Medicare patients. Medicare paid $86,502 for them.
Dr. Gao's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5912024: 83040%
- Other services
- 2023: 02024: 355
Where Dr. Gao's Medicare services took place, 2024
- In an office22719%
- In a facility95881%
Dr. Gao compared with the Massachusetts median for hematologists and oncologists, 2024
- Dr. Gao
- Massachusetts median
- Medicare services
- 1,185vs 4952.4 times
- Medicare patients
- 339vs 20070% above
- Part D claims
- 232vs 15154% above
Medians across 415 hematologists and oncologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Gao'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.
Need commercial claims for Dr. Gao?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Gao and other hematologists and oncologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Xin Gao treated 339 Medicare patients in 2024, average age 75
CMS counts 339 Medicare patients who saw Dr. Gao in 2024. The largest group is 75 to 84, with 149 patients. 75% of them have cancer, and 72% have high blood pressure. 13% are also on Medicaid. Their average risk score is 1.90, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Gao's median patient age at 75, with 11% women.
Dr. Gao's Medicare patients by age, 2024
Dr. Gao's Medicare patients by sex, 2024
- Women4714%
- Men29286%
Chronic conditions among Dr. Gao's Medicare patients, 2024
- Cancer75%
- High blood pressure72%
- High cholesterol72%
- Arthritis41%
- Ischemic heart disease35%
- Chronic kidney disease32%
- Diabetes29%
- Atrial fibrillation24%
Share of Medicare patients with each condition. A patient can have several.
Dr. Gao's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women11%
- Men89%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Xin Gao wrote 366 Medicare Part D claims in 2024
In 2024, Dr. Gao wrote 366 Medicare Part D claims for 103 patients. 63% of them were for generic drugs. CMS names the drug for 232 of them, across 10 drugs with 11 or more claims each, at $1,794,098 in total drug cost. In 2023, CMS named 263 claims across 11 drugs.
Dr. Gao's Part D claims by kind of drug, 2024
- Generic232 claims63%
- Brand-name and other134 claims37%
Dr. Gao'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. Gao's Part D claims, 2024
- Opioids4%13 of 366 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: 2632024: 23212%
Drugs named by CMS: 10 in 2024, 11 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. Xin Gao offers telehealth to Medicare patients
Dr. Gao accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Gao as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Xin Gao has 1 publication on record
Dmand AI links 1 paper to Dr. Gao in 2017.
Recent publications by Dr. Gao
See who Dr. Gao researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Gao works with, so you can find a warm path to the right hematologists and oncologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Xin Gao received $23,357 in industry payments from 2016 to 2025
CMS Open Payments shows 29 general payments to Dr. Gao from 10 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 55% of the total. Eli Lilly and Company paid the most, $7,035. It also lists 3 research payments totaling $506 from 2024 to 2025, naming 1 clinical trial.
General payments to Dr. Gao by program year, 2016 to 2025
General payments to Dr. Gao by kind, 2016 to 2025
- Consulting fees$12,93355%
- Speaker and faculty fees$5,87525%
- Honoraria$3,04613%
- Food and beverage$1,2155%
- Other$2871%
Companies that paid Dr. Gao the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Xin Gao graduated from Harvard Medical School
Dr. Gao graduated from Harvard Medical School in 2012.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Xin Gao'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) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Xin Gao
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. Xin Gao's NPI number?
Dr. Xin Gao's NPI number is 1851653489. It was assigned on June 11, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Xin Gao?
Dr. Xin Gao is a hematologist and oncologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Hematology & Oncology Physician (taxonomy code 207RH0003X).
Where does Dr. Xin Gao practice?
Dr. Gao practices at 55 Fruit Street, Boston, MA 02114. Dr. Gao's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Gao to 3 hospitals, 2 medical groups, 1 community health center and 1 home health agency.
What is Dr. Xin Gao's office phone number?
The practice phone on file for Dr. Gao is (617) 726-2000.
What is Dr. Xin Gao's medical license number?
Dr. Gao holds Massachusetts license 273533.
Which hospitals is Dr. Xin Gao affiliated with?
Dr. Gao practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Gao is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Gao to 3 more hospitals.
What medical group is Dr. Xin Gao part of?
Dr. Gao is linked to Massachusetts General Hospital. Dmand AI links Dr. Gao to 2 more medical groups.
Does Dr. Xin Gao accept Medicare?
Yes. CMS data shows Dr. Gao billed Medicare for 1,185 services in 2024, and Dr. Gao accepts Medicare assignment.
Does Dr. Xin Gao offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Gao as offering telehealth services.
How many Medicare patients does Dr. Xin Gao see?
CMS counts 339 Medicare patients who saw Dr. Gao in 2024, with an average age of 75.
Show 6 more questionsShow fewer questions
What services does Dr. Xin Gao bill to Medicare?
In 2024, Dr. Gao's most billed Medicare services were medicare service (G2211), office visit, established patient (99215) and office visit, established patient (99214).
Where did Dr. Xin Gao go to medical school?
Dr. Gao graduated from Harvard Medical School in 2012.
What drugs does Dr. Xin Gao prescribe most?
In 2024 Medicare Part D data, Dr. Gao's most prescribed drugs by claims were Nubeqa, Abiraterone Acetate and Prednisone.
Has Dr. Xin Gao received payments from drug or device companies?
CMS Open Payments shows $23,357 in general payments to Dr. Gao from 10 companies from 2016 to 2025. The largest total came from Eli Lilly and Company.
How long has Dr. Xin Gao been practicing?
Dr. Gao graduated from medical school in 2012, 14 years ago.
Does Dr. Xin Gao do research?
Dmand AI links 1 publication to Dr. Gao.
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