Ada Stefanescu, MS
- Medicare services, 2024
- 586
- Medicare patients, 2024
- 204
- Part D claims, 2024
- 59
- Publications
- 6
- Clinical trials
- 1
- 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 Ada Stefanescu's professional email, personal email and mobile number
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Ada Stefanescu is an interventional cardiologist in Boston, Massachusetts
Ada Stefanescu practices at Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham.
Ada Stefanescu's NPI, 1518274117, was assigned on September 3, 2010. Ada Stefanescu holds Massachusetts license 254160.
- NPI
- 1518274117NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103087515
- NPI enumeration date
- September 3, 2010
- 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
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Ada Stefanescu practices at Massachusetts General Hospital in Boston, Massachusetts
Ada Stefanescu'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
Ada Stefanescu is affiliated with 4 sites of care and 2 medical groups
Ada Stefanescu's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Ada Stefanescu is also affiliated with Newton-Wellesley Hospital. The medical group on file is Massachusetts General Physicians Organization (MGPO). Dmand AI also links Ada Stefanescu to 1 more hospital, 1 community health center 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 Ada Stefanescu's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ada Stefanescu 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
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Ada Stefanescu is one of 125 interventional cardiologists in Massachusetts
Interventional cardiology is Ada Stefanescu's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Ada Stefanescu is licensed in Massachusetts.
Specialties and state licenses
- Interventional cardiology, MassachusettsPrimary
Interventional cardiologists near Ada Stefanescu
Counts of interventional 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
Ada Stefanescu billed Medicare for 586 services in 2024
CMS data shows 586 Medicare services from Ada Stefanescu across 18 procedure codes in 2024, for 204 Medicare patients. Medicare paid $51,995 for them.
Ada Stefanescu's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 3442024: 3522%
- Office and hospital visits
- 2023: 1512024: 21744%
- Other services
- 2023: 02024: 17
Where Ada Stefanescu's Medicare services took place, 2024
- In an office10017%
- In a facility48683%
Ada Stefanescu compared with the Massachusetts median for interventional cardiologists, 2024
- Ada Stefanescu
- Massachusetts median
- Medicare services
- 586vs 1,07846% below
- Medicare patients
- 204vs 49959% below
- Part D claims
- 33vs 54294% below
Medians across 114 interventional cardiologists in Massachusetts with Dmand AI profiles that report each measure.
Ada Stefanescu'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 Ada Stefanescu and other interventional cardiologists in Massachusetts.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Ada Stefanescu treated 204 Medicare patients in 2024, average age 72
CMS counts 204 Medicare patients who saw Ada Stefanescu in 2024. The largest group is 65 to 74, with 78 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 29% are also on Medicaid. Their average risk score is 2.44, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Ada Stefanescu's median patient age at 65, with 45% women.
Ada Stefanescu's Medicare patients by age, 2024
Ada Stefanescu's Medicare patients by sex, 2024
- Women8944%
- Men11556%
Chronic conditions among Ada Stefanescu's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure63%
- Chronic kidney disease49%
- Anxiety44%
- Diabetes44%
- Arthritis41%
Share of Medicare patients with each condition. A patient can have several.
Ada Stefanescu'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
- Women45%
- Men54%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ada Stefanescu wrote 59 Medicare Part D claims in 2024
In 2024, Ada Stefanescu wrote 59 Medicare Part D claims for 19 patients. 81% of them were for generic drugs. CMS names the drug for 33 of them, across 2 drugs with 11 or more claims each, at $391 in total drug cost. In 2016, CMS named 110 claims across 6 drugs.
Ada Stefanescu's Part D claims by kind of drug, 2024
- Generic48 claims81%
- Brand-name11 claims19%
Ada Stefanescu's most prescribed drugs by claims, 2017
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2016 to 2017
- 2016
- 2017
- Claims for drugs CMS names
- 2016: 1102017: 3370%
Drugs named by CMS: 2 in 2017, 6 in 2016.
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
Ada Stefanescu ranks in the 48th percentile for coronary angioplasty and stenting in Medicare
Ada Stefanescu accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Ada Stefanescu as offering telehealth. CMS counts 19 procedures of coronary angioplasty and stenting by Ada Stefanescu, more than 48% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Ada Stefanescu ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 48th percentile19 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Ada Stefanescu has 6 publications on record
Dmand AI links 6 papers to Ada Stefanescu, published from 2013 to 2024. 2015 was the busiest year, with 2. The most frequent topics are Heart Defects, Congenital. Ada Stefanescu has published most often in Am J Cardiol. Ada Stefanescu's most frequent co-authors are Ami Bharat Bhatt, MD, David M. Dudzinski, MD and Richard R. Liberthson, MD.
Ada Stefanescu's papers by year, 2013 to 2024
Topics Ada Stefanescu writes about most
- Heart Defects, Congenital
Ada Stefanescu's most frequent co-authors
- Ami Bharat Bhatt, MD3 shared papers
- David M. Dudzinski, MD3 shared papers
- Richard R. Liberthson, MD2 shared papers
Recent publications by Ada Stefanescu
Ann Thorac Surg
Am J Cardiol
See who Ada Stefanescu researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Ada Stefanescu works with, so you can find a warm path to the right interventional cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Ada Stefanescu has worked on 1 clinical trial
Dmand AI links Ada Stefanescu to 1 clinical trial. Conditions studied include Heart Defects, Congenital and Cardiovascular Abnormalities.
Conditions in Ada Stefanescu's trials
- Heart Defects, Congenital
- Cardiovascular Abnormalities
Investigators on the most trials with Ada Stefanescu
Recent clinical trials with Ada Stefanescu
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Ada Stefanescu received $19,961 in industry payments from 2019 to 2025
CMS Open Payments shows 82 general payments to Ada Stefanescu from 7 drug and device companies from 2019 to 2025. Travel and lodging make up the largest share, 39% of the total. B. Braun Interventional Systems Inc. paid the most, $7,167. It also lists 4 research payments totaling $19,200 in 2024.
General payments to Ada Stefanescu by program year, 2019 to 2025
General payments to Ada Stefanescu by kind, 2019 to 2025
- Travel and lodging$7,86939%
- Consulting fees$4,72524%
- Food and beverage$4,61623%
- Honoraria$2,75014%
Companies that paid Ada Stefanescu the most, 2019 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ada Stefanescu'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)Doctors and Clinicians Utilization Data (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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (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 Ada Stefanescu
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What is Ada Stefanescu's NPI number?
Ada Stefanescu's NPI number is 1518274117. It was assigned on September 3, 2010, and it is active in the NPI Registry.
What does Ada Stefanescu specialize in?
Ada Stefanescu is an interventional cardiologist in Boston, Massachusetts. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Ada Stefanescu practice?
Ada Stefanescu practices at 55 Fruit Street, Boston, MA 02114. Ada Stefanescu's primary practice is Massachusetts General Hospital in Boston, Massachusetts, part of Mass General Brigham. Dmand AI also links Ada Stefanescu to 1 hospital, 1 community health center and 1 medical group.
What is Ada Stefanescu's office phone number?
The practice phone on file for Ada Stefanescu is (617) 726-2000.
What is Ada Stefanescu's medical license number?
Ada Stefanescu holds Massachusetts license 254160.
Which hospitals is Ada Stefanescu affiliated with?
Ada Stefanescu practices at Massachusetts General Hospital in Boston, Massachusetts. Ada Stefanescu is also affiliated with Newton-Wellesley Hospital. Dmand AI links Ada Stefanescu to 1 more hospital.
What medical group is Ada Stefanescu part of?
Ada Stefanescu is linked to Massachusetts General Physicians Organization (MGPO). Dmand AI links Ada Stefanescu to 1 more medical group.
Does Ada Stefanescu accept Medicare?
Yes. CMS data shows Ada Stefanescu billed Medicare for 586 services in 2024, and Ada Stefanescu accepts Medicare assignment.
Does Ada Stefanescu offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Ada Stefanescu as offering telehealth services.
How many Medicare patients does Ada Stefanescu see?
CMS counts 204 Medicare patients who saw Ada Stefanescu in 2024, with an average age of 72.
Show 6 more questionsShow fewer questions
What services does Ada Stefanescu bill to Medicare?
In 2024, Ada Stefanescu's most billed Medicare services were special service (99152), hospital inpatient care (99232) and heart test or procedure (93000).
What drugs does Ada Stefanescu prescribe most?
In 2017 Medicare Part D data, Ada Stefanescu's most prescribed drugs by claims were Furosemide and Metoprolol Succinate.
Has Ada Stefanescu received payments from drug or device companies?
CMS Open Payments shows $19,961 in general payments to Ada Stefanescu from 7 companies from 2019 to 2025. The largest total came from B. Braun Interventional Systems Inc.
How long has Ada Stefanescu been practicing?
Ada Stefanescu graduated from medical school in 2010, 16 years ago.
Does Ada Stefanescu do research?
Dmand AI links 6 publications to Ada Stefanescu, published from 2013 to 2024. Ada Stefanescu has worked on 1 clinical trial.
Who does Ada Stefanescu publish with?
Ada Stefanescu's most frequent co-authors are Ami Bharat Bhatt, MD (3 shared papers), David M. Dudzinski, MD (3 shared papers) and Richard R. Liberthson, MD (2 shared papers).
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