Dr. Randall Mark Zusman, MD
- Medicare services, 2024
- 4,837
- Medicare patients, 2024
- 2,516
- Part D claims, 2024
- 6,934
- Hospital affiliations
- 5
- Industry payments
- $3,863
- 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. Zusman's professional email, personal email and mobile number
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Dr. Randall Mark Zusman is a cardiologist in Boston, Massachusetts
Dr. Zusman practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Dr. Zusman's NPI, 1083605646, was assigned on November 2, 2005. Dr. Zusman graduated from Yale University School of Medicine in 1973. Dr. Zusman holds Massachusetts license 37456.
- NPI
- 1083605646NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0446220552
- NPI enumeration date
- November 2, 2005
- 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
- 79
- Medical school graduation
- 1973
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Randall Mark Zusman practices at Massachusetts General Hospital in Boston, Massachusetts
Dr. Zusman'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. Randall Mark Zusman is affiliated with 7 sites of care and 1 medical group
Dr. Zusman's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dr. Zusman 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. Zusman to 3 more hospitals, 1 community health center and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Randall Mark Zusman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zusman 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 affiliated sites | 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.
Dr. Randall Mark Zusman is one of 840 cardiologists in Massachusetts
Cardiovascular disease is Dr. Zusman's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Zusman is licensed in Massachusetts.
Specialties and state licenses
- Cardiovascular disease, MassachusettsPrimary
Cardiologists near Dr. Zusman
Counts of cardiologists 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. Randall Mark Zusman billed Medicare for 4,837 services in 2024
CMS data shows 4,837 Medicare services from Dr. Zusman across 8 procedure codes in 2024, for 2,516 Medicare patients. Medicare paid $172,863 for them.
Dr. Zusman's Medicare services by type, 2024
- Tests and treatments3,109
- Office and hospital visits1,126
- Other services602
Where Dr. Zusman's Medicare services took place, 2024
- In an office2,51752%
- In a facility2,32048%
Dr. Zusman compared with the Massachusetts median for cardiologists, 2024
- Dr. Zusman
- Massachusetts median
- Medicare services
- 4,837vs 1,6123.0 times
- Medicare patients
- 2,516vs 9562.6 times
- Part D claims
- 6,610vs 8467.8 times
Medians across 817 cardiologists in Massachusetts with Dmand AI profiles that report each measure.
Dr. Zusman'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 Dr. Zusman and other cardiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Randall Mark Zusman treated 2,516 Medicare patients in 2024, average age 75
CMS counts 2,516 Medicare patients who saw Dr. Zusman in 2024. The largest group is 75 to 84, with 1,013 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 23% are also on Medicaid. Their average risk score is 2.01, 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. Zusman's median patient age at 65, with 46% women.
Dr. Zusman's Medicare patients by age, 2024
Dr. Zusman's Medicare patients by sex, 2024
- Women1,19247%
- Men1,32453%
Chronic conditions among Dr. Zusman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease52%
- Arthritis49%
- Chronic kidney disease42%
- Atrial fibrillation41%
- Anxiety40%
- Heart failure40%
Share of Medicare patients with each condition. A patient can have several.
Dr. Zusman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 65
Patient panel by sex, all payers
- Women46%
- Men53%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Randall Mark Zusman wrote 6,934 Medicare Part D claims in 2024
In 2024, Dr. Zusman wrote 6,934 Medicare Part D claims for 749 patients. 93% of them were for generic drugs. CMS names the drug for 6,610 of them, across 58 drugs with 11 or more claims each, at $649,370 in total drug cost.
Dr. Zusman's Part D claims by kind of drug, 2024
- Generic6,431 claims93%
- Brand-name503 claims7%
Dr. Zusman'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. Zusman's Part D claims, 2024
- Antibiotics0%33 of 6,934 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
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. Randall Mark Zusman offers telehealth to Medicare patients
Dr. Zusman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Zusman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Randall Mark Zusman received $3,863 in industry payments from 2024 to 2025
CMS Open Payments shows 5 general payments to Dr. Zusman from 2 drug and device companies from 2024 to 2025. Consulting fees make up the largest share, 70% of the total. Medtronic, Inc. paid the most, $3,600.
General payments to Dr. Zusman by program year, 2024 to 2025
General payments to Dr. Zusman by kind, 2024 to 2025
- Consulting fees$2,70070%
- Speaker and faculty fees$90023%
- Food and beverage$2637%
Companies that paid Dr. Zusman the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Randall Mark Zusman graduated from Yale University School of Medicine
Dr. Zusman graduated from Yale University School of Medicine in 1973.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Randall Mark Zusman'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 Dr. Randall Mark Zusman
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. Randall Mark Zusman's NPI number?
Dr. Randall Mark Zusman's NPI number is 1083605646. It was assigned on November 2, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Randall Mark Zusman?
Dr. Randall Mark Zusman is a cardiologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Randall Mark Zusman practice?
Dr. Zusman practices at 55 Fruit Street, Boston, MA 02114. Dr. Zusman's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Dr. Zusman to 3 hospitals, 1 community health center and 1 group practice or clinic.
What is Dr. Randall Mark Zusman's office phone number?
The practice phone on file for Dr. Zusman is (617) 726-2000.
What is Dr. Randall Mark Zusman's medical license number?
Dr. Zusman holds Massachusetts license 37456.
Which hospitals is Dr. Randall Mark Zusman affiliated with?
Dr. Zusman practices at Massachusetts General Hospital in Boston, Massachusetts. Dr. Zusman is also affiliated with Brigham and Women's Hospital. Dmand AI links Dr. Zusman to 3 more hospitals.
What medical group is Dr. Randall Mark Zusman part of?
Dr. Zusman is linked to Massachusetts General Physicians Organization (MGPO).
Does Dr. Randall Mark Zusman accept Medicare?
Yes. CMS data shows Dr. Zusman billed Medicare for 4,837 services in 2024, and Dr. Zusman accepts Medicare assignment.
Does Dr. Randall Mark Zusman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Zusman as offering telehealth services.
How many Medicare patients does Dr. Randall Mark Zusman see?
CMS counts 2,516 Medicare patients who saw Dr. Zusman in 2024, with an average age of 75.
Show 5 more questionsShow fewer questions
What services does Dr. Randall Mark Zusman bill to Medicare?
In 2024, Dr. Zusman's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93000) and medicare service (G2211).
Where did Dr. Randall Mark Zusman go to medical school?
Dr. Zusman graduated from Yale University School of Medicine in 1973.
What drugs does Dr. Randall Mark Zusman prescribe most?
In 2024 Medicare Part D data, Dr. Zusman's most prescribed drugs by claims were Amlodipine Besylate, Atorvastatin Calcium and Metoprolol Succinate.
Has Dr. Randall Mark Zusman received payments from drug or device companies?
CMS Open Payments shows $3,863 in general payments to Dr. Zusman from 2 companies from 2024 to 2025. The largest total came from Medtronic, Inc.
How long has Dr. Randall Mark Zusman been practicing?
Dr. Zusman graduated from medical school in 1973, 53 years ago.
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