Dr. Joseph Anthony Vassallo, MD
- Medicare services, 2024
- 7,304
- Medicare patients, 2024
- 1,249
- Part D claims, 2024
- 6,718
- Publications
- 3
- MIPS score, 2024
- 84
- Practice address
- 5530 Wisconsin Ave, Chevy Chase, MD 20815
- Practice phone
- Call (301) 657-9876
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Summit Orthopedics
Chevy Chase, Maryland
Find Dr. Vassallo'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. Joseph Anthony Vassallo is a cardiologist in Chevy Chase, Maryland
Dr. Vassallo practices at Summit Orthopedics in Chevy Chase, Maryland.
Dr. Vassallo's NPI, 1932106846, was assigned on July 7, 2005. Dr. Vassallo graduated from State University of New York at Buffalo School of Medicine in 1979. Dr. Vassallo holds Maryland license D33844.
- NPI
- 1932106846NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4981653300
- NPI enumeration date
- July 7, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (301) 657-9876
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 73
- Medical school graduation
- 1979
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Joseph Anthony Vassallo practices at Summit Orthopedics in Chevy Chase, Maryland
Dr. Vassallo's primary practice is Summit Orthopedics, at 5530 Wisconsin Ave, Chevy Chase, MD 20815 in Montgomery County. The practice phone is (301) 657-9876.
- Summit Orthopedics5530 Wisconsin Ave, Chevy Chase, MD 20815 · Montgomery CountyPhone(301) 657-9876
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Joseph Anthony Vassallo is affiliated with 4 sites of care and 1 medical group
Dr. Vassallo's primary practice is Summit Orthopedics in Chevy Chase, Maryland. Dr. Vassallo is also affiliated with Sibley Memorial Hospital. The medical group on file is Cardiology and Internal Medicine. Dmand AI also links Dr. Vassallo to 1 more group practice or clinic and 1 home health agency, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Joseph Anthony Vassallo's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Vassallo practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Summit Orthopedics | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Joseph Anthony Vassallo is one of 503 cardiologists in Maryland
Cardiovascular disease is Dr. Vassallo's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Vassallo is licensed in Maryland.
Specialties and state licenses
- Cardiovascular disease, MarylandPrimary
Cardiologists near Dr. Vassallo
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. Joseph Anthony Vassallo billed Medicare for 7,304 services in 2024
CMS data shows 7,304 Medicare services from Dr. Vassallo across 23 procedure codes in 2024, for 1,249 Medicare patients. Medicare paid $502,529 for them. Every service was in an office.
Dr. Vassallo's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 2,7732024: 2,9336%
- Office and hospital visits
- 2023: 2,3172024: 2,03212%
- Other services
- 2023: 3412024: 821141%
- Drugs given in the office
- 2023: 4202024: 63752%
- Surgery
- 2023: 1,6842024: 58165%
- Imaging
- 2023: 2122024: 30042%
- Lab and pathology
- 2023: 6,6522024: 0100%
Dr. Vassallo compared with the Maryland median for cardiologists, 2024
- Dr. Vassallo
- Maryland median
- Medicare services
- 7,304vs 2,5872.8 times
- Medicare patients
- 1,249vs 1,1528% above
- Part D claims
- 6,242vs 1,1985.2 times
Medians across 496 cardiologists in Maryland with Dmand AI profiles that report each measure.
Dr. Vassallo'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. Vassallo and other cardiologists in Maryland.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Joseph Anthony Vassallo treated 1,249 Medicare patients in 2024, average age 79
CMS counts 1,249 Medicare patients who saw Dr. Vassallo in 2024. The largest group is 75 to 84, with 567 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 2% are also on Medicaid. Their average risk score is 1.01, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Vassallo's median patient age at 75, with 42% women.
Dr. Vassallo's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Vassallo's Medicare patients by sex, 2024
- Women61349%
- Men63651%
Chronic conditions among Dr. Vassallo's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis47%
- Ischemic heart disease31%
- Atrial fibrillation30%
- Cancer20%
- Diabetes20%
- Chronic kidney disease16%
Share of Medicare patients with each condition. A patient can have several.
Dr. Vassallo'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
- Women42%
- Men56%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Joseph Anthony Vassallo wrote 6,718 Medicare Part D claims in 2024
In 2024, Dr. Vassallo wrote 6,718 Medicare Part D claims for 766 patients. 85% of them were for generic drugs. CMS names the drug for 6,242 of them, across 81 drugs with 11 or more claims each, at $1,225,651 in total drug cost. In 2023, CMS named 5,422 claims across 71 drugs.
Dr. Vassallo's Part D claims by kind of drug, 2024
- Generic5,711 claims85%
- Brand-name and other1,007 claims15%
Dr. Vassallo'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. Vassallo's Part D claims, 2024
- Antibiotics1%99 of 6,718 claims
- Antipsychotics, patients 65 and over0%23 of 6,718 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: 5,4222024: 6,24215%
Drugs named by CMS: 81 in 2024, 71 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. Joseph Anthony Vassallo scored 84 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 84 out of 100 for Dr. Vassallo for performance year 2024, reported as part of a group. Dr. Vassallo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Vassallo's MIPS scores, performance year 2024
- 84of 100Final score
- 78.1of 100Quality
- 40of 100Improvement Activities
- 76of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Joseph Anthony Vassallo has 3 publications on record
Dmand AI links 3 papers to Dr. Vassallo, published from 2013 to 2016. Dr. Vassallo has published most often in BMJ.
Dr. Vassallo's papers by year, 2013 to 2016
Recent publications by Dr. Vassallo
See who Dr. Vassallo researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Vassallo works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Joseph Anthony Vassallo received $18,104 in industry payments from 2016 to 2025
CMS Open Payments shows 850 general payments to Dr. Vassallo from 53 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. Pfizer Inc. paid the most, $2,012.
General payments to Dr. Vassallo by program year, 2016 to 2025
General payments to Dr. Vassallo by kind, 2016 to 2025
- Food and beverage$17,93999%
- Education$1661%
Companies that paid Dr. Vassallo 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. Joseph Anthony Vassallo graduated from State University of New York at Buffalo School of Medicine
Dr. Vassallo graduated from State University of New York at Buffalo School of Medicine in 1979.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Joseph Anthony Vassallo'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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)Clinician Public Reporting: Overall MIPS Performance (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. Joseph Anthony Vassallo
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. Joseph Anthony Vassallo's NPI number?
Dr. Joseph Anthony Vassallo's NPI number is 1932106846. It was assigned on July 7, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Joseph Anthony Vassallo?
Dr. Joseph Anthony Vassallo is a cardiologist in Chevy Chase, Maryland. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Joseph Anthony Vassallo practice?
Dr. Vassallo practices at 5530 Wisconsin Ave, Chevy Chase, MD 20815. Dr. Vassallo's primary practice is Summit Orthopedics in Chevy Chase, Maryland. Dmand AI also links Dr. Vassallo to 1 group practice or clinic and 1 home health agency.
What is Dr. Joseph Anthony Vassallo's office phone number?
The practice phone on file for Dr. Vassallo is (301) 657-9876.
What is Dr. Joseph Anthony Vassallo's medical license number?
Dr. Vassallo holds Maryland license D33844.
Which hospitals is Dr. Joseph Anthony Vassallo affiliated with?
Dr. Vassallo is affiliated with Sibley Memorial Hospital.
What medical group is Dr. Joseph Anthony Vassallo part of?
Dr. Vassallo is linked to Cardiology and Internal Medicine.
Does Dr. Joseph Anthony Vassallo accept Medicare?
Yes. CMS data shows Dr. Vassallo billed Medicare for 7,304 services in 2024, and Dr. Vassallo accepts Medicare assignment.
What is Dr. Joseph Anthony Vassallo's MIPS score?
Dr. Vassallo's MIPS final score for performance year 2024 is 84 out of 100, reported as part of a group.
How many Medicare patients does Dr. Joseph Anthony Vassallo see?
CMS counts 1,249 Medicare patients who saw Dr. Vassallo in 2024, with an average age of 79.
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What services does Dr. Joseph Anthony Vassallo bill to Medicare?
In 2024, Dr. Vassallo's most billed Medicare services were heart test or procedure (93000), office visit, established patient (99213) and office visit, established patient (99214).
Where did Dr. Joseph Anthony Vassallo go to medical school?
Dr. Vassallo graduated from State University of New York at Buffalo School of Medicine in 1979.
What drugs does Dr. Joseph Anthony Vassallo prescribe most?
In 2024 Medicare Part D data, Dr. Vassallo's most prescribed drugs by claims were Atorvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.
Has Dr. Joseph Anthony Vassallo received payments from drug or device companies?
CMS Open Payments shows $18,104 in general payments to Dr. Vassallo from 53 companies from 2016 to 2025. The largest total came from Pfizer Inc.
How long has Dr. Joseph Anthony Vassallo been practicing?
Dr. Vassallo graduated from medical school in 1979, 47 years ago.
Does Dr. Joseph Anthony Vassallo do research?
Dmand AI links 3 publications to Dr. Vassallo, published from 2013 to 2016.
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