Health PersonnelProgram DevelopmentProgram Evaluation
Dr. Michael J. Vanrooyen, MD, MPH
NPI1043276710PAC ID6406817774
- Medicare services, 2024
- 35
- Medicare patients, 2024
- 48
- Publications
- 31
- Hospital affiliations
- 2
- Medical groups
- 3
- 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. Vanrooyen'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. Michael J. Vanrooyen is an emergency medicine physician in Boston, Massachusetts
Dr. Vanrooyen practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Vanrooyen's NPI, 1043276710, was assigned on April 21, 2006. Dr. Vanrooyen graduated from Wayne State University School of Medicine in 1988. Dr. Vanrooyen holds Massachusetts license 222692.
NPI and contact details
- NPI
- 1043276710NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6406817774
- NPI enumeration date
- April 21, 2006
- 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
- Male
- Estimated age
- 64
- Medical school graduation
- 1988
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Michael J. Vanrooyen practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Vanrooyen'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. Michael J. Vanrooyen is affiliated with 3 sites of care and 3 medical groups
Dr. Vanrooyen's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Vanrooyen is also affiliated with Brigham and Women's Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Dr. Vanrooyen to 2 more medical groups and 1 community health center, each named with a free account.
Brigham and Women's HospitalMassachusetts General Physicians Organization (MGPO)2 medical groupsNames with a free account1 community health centerName with a free account
See all 6 affiliations for Dr. VanrooyenSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael J. Vanrooyen's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Vanrooyen practices, 3 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 |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dr. Michael J. Vanrooyen is one of 1,483 emergency medicine physicians in Massachusetts
Emergency medicine is Dr. Vanrooyen's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Vanrooyen is licensed in Massachusetts.
Specialties and state licenses
- Emergency medicine, MassachusettsPrimary
Emergency medicine physicians near Dr. Vanrooyen
Counts of emergency medicine physicians with a Dmand AI profile, by place and practice. Each opens the list.
1,483emergency medicine physicians in Massachusetts330emergency medicine physicians in Boston78emergency medicine physicians at Massachusetts General Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael J. Vanrooyen billed Medicare for 35 services in 2024
CMS data shows 35 Medicare services from Dr. Vanrooyen across 2 procedure codes in 2024, for 48 Medicare patients. Medicare paid $5,557 for them. Every service was in a facility, such as a hospital, rather than an office.
Medicare services, 202435
Medicare patients48
Paid by Medicare$5,557
Procedure codes2
Dr. Vanrooyen's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 292024: 3521%
Dr. Vanrooyen compared with the Massachusetts median for emergency medicine physicians, 2024
- Dr. Vanrooyen
- Massachusetts median
- Medicare services
- 35vs 34190% below
- Medicare patients
- 48vs 33786% below
Medians across 1,477 emergency medicine physicians in Massachusetts with Dmand AI profiles that report each measure.
Dr. Vanrooyen'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. Vanrooyen?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Vanrooyen and other emergency medicine physicians in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael J. Vanrooyen treated 48 Medicare patients in 2024, average age 75
CMS counts 48 Medicare patients who saw Dr. Vanrooyen in 2024. The largest group is 75 to 84, with 17 patients. 75% of them have high blood pressure, and 69% have high cholesterol. 44% are also on Medicaid. Their average risk score is 2.85, 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. Vanrooyen's median patient age at 69, with 50% women.
Medicare patients, 202448
Average age75
Average risk score2.85
Also on Medicaid44%
Dr. Vanrooyen's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Vanrooyen's Medicare patients by sex, 2024
- Women2858%
- Men2042%
Chronic conditions among Dr. Vanrooyen's Medicare patients, 2024
- High blood pressure75%
- High cholesterol69%
- Anxiety60%
- Chronic kidney disease56%
- Ischemic heart disease56%
- Heart failure52%
- Mood disorders52%
- Atrial fibrillation50%
Share of Medicare patients with each condition. A patient can have several.
Dr. Vanrooyen's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women50%
- Men46%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Dr. Michael J. Vanrooyen takes part in Medicare
Dr. Vanrooyen 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. Michael J. Vanrooyen has 31 publications on record
Dmand AI links 31 papers to Dr. Vanrooyen, published from 2010 to 2025. 2016 was the busiest year, with 5. The most frequent topics are Democratic Republic of the Congo, Sex Offenses and Warfare. Dr. Vanrooyen has published most often in Disaster Med Public Health Prep. Dr. Vanrooyen's most frequent co-authors are Susan A. Bartels, MD, Katherine Helen Albutt, MD, MPH and Ashley Lauren Greiner, MD, MPH.
Papers31
Years published2010 to 2025
Dr. Vanrooyen's papers by year, 2013 to 2025
Topics Dr. Vanrooyen writes about most
- Democratic Republic of the Congo
- Sex Offenses
- Warfare
- Rape
- Social Stigma
- Survivors
- Disease Outbreaks
- Altruism
Dr. Vanrooyen's most frequent co-authors
- Susan A. Bartels, MD15 shared papers
- Katherine Helen Albutt, MD, MPH10 shared papers
- Ashley Lauren Greiner, MD, MPH8 shared papers
Recent publications by Dr. Vanrooyen
Int J Equity Health
AltruismBetacoronavirusCoronavirus Infections
BMC Pregnancy Childbirth
Abortion, InducedArmed ConflictsDecision Making
See who Dr. Vanrooyen researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Vanrooyen works with, so you can find a warm path to the right emergency medicine physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael J. Vanrooyen graduated from Wayne State University School of Medicine
Dr. Vanrooyen graduated from Wayne State University School of Medicine in 1988.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Michael J. Vanrooyen'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) |
| 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 |
| 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. Michael J. Vanrooyen
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. Michael J. Vanrooyen's NPI number?
Dr. Michael J. Vanrooyen's NPI number is 1043276710. It was assigned on April 21, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael J. Vanrooyen?
Dr. Michael J. Vanrooyen is an emergency medicine physician in Boston, Massachusetts. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Michael J. Vanrooyen practice?
Dr. Vanrooyen practices at 55 Fruit Street, Boston, MA 02114. Dr. Vanrooyen's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Vanrooyen to 2 medical groups and 1 community health center.
What is Dr. Michael J. Vanrooyen's office phone number?
The practice phone on file for Dr. Vanrooyen is (617) 726-2000.
What is Dr. Michael J. Vanrooyen's medical license number?
Dr. Vanrooyen holds Massachusetts license 222692.
Which hospitals is Dr. Michael J. Vanrooyen affiliated with?
Dr. Vanrooyen practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Vanrooyen is also affiliated with Brigham and Women's Hospital.
What medical group is Dr. Michael J. Vanrooyen part of?
Dr. Vanrooyen is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Dr. Vanrooyen to 2 more medical groups.
Does Dr. Michael J. Vanrooyen accept Medicare?
Yes. CMS data shows Dr. Vanrooyen billed Medicare for 35 services in 2024, and Dr. Vanrooyen accepts Medicare assignment.
How many Medicare patients does Dr. Michael J. Vanrooyen see?
CMS counts 48 Medicare patients who saw Dr. Vanrooyen in 2024, with an average age of 75.
What services does Dr. Michael J. Vanrooyen bill to Medicare?
In 2024, Dr. Vanrooyen's most billed Medicare services were critical care (99291) and emergency department visit (99285).
Show 4 more questionsShow fewer questions
Where did Dr. Michael J. Vanrooyen go to medical school?
Dr. Vanrooyen graduated from Wayne State University School of Medicine in 1988.
How long has Dr. Michael J. Vanrooyen been practicing?
Dr. Vanrooyen graduated from medical school in 1988, 38 years ago.
Does Dr. Michael J. Vanrooyen do research?
Dmand AI links 31 publications to Dr. Vanrooyen, published from 2010 to 2025.
Who does Dr. Michael J. Vanrooyen publish with?
Dr. Vanrooyen's most frequent co-authors are Susan A. Bartels, MD (15 shared papers), Katherine Helen Albutt, MD, MPH (10 shared papers) and Ashley Lauren Greiner, MD, MPH (8 shared papers).
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