Dr. Roland Assi, MD
- Medicare services, 2024
- 110
- Medicare patients, 2024
- 110
- Part D claims, 2024
- 12
- Publications
- 90
- Clinical trials
- 1
- Practice address
- 20 York Street, New Haven, CT 06510
- Practice phone
- Call (203) 688-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yale New Haven Psychiatric Hospital (York St)
Psychiatric Inpatient Facility · New Haven, Connecticut
Find Dr. Assi'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. Roland Assi is a cardiothoracic surgeon in New Haven, Connecticut
Dr. Assi practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.
Dr. Assi's NPI, 1184945800, was assigned on June 16, 2010. Dr. Assi holds Connecticut license 61919.
- NPI
- 1184945800NPI Registry (opens in a new tab)
- Medicare PAC ID
- 5092035311
- NPI enumeration date
- June 16, 2010
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (203) 688-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 43
- Medical school graduation
- 2009
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Roland Assi practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut
Dr. Assi's primary practice is Yale New Haven Psychiatric Hospital (York St), at 20 York Street, New Haven, CT 06510. The practice phone is (203) 688-5900.
- Yale New Haven Psychiatric Hospital (York St)20 York Street, New Haven, CT 06510Phone(203) 688-5900
Source: Dmand AI Affiliation Data
Dr. Roland Assi is affiliated with 6 sites of care and 1 medical group
Dr. Assi's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Dr. Assi is also affiliated with Yale New Haven Hospital. The medical group on file is Yale Health. Dmand AI also links Dr. Assi to 2 more hospitals and 2 home health agencies, 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. Roland Assi's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Assi practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale New Haven Psychiatric Hospital (York St) | Available with a free account |
| +5 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Roland Assi is one of 77 cardiothoracic surgeons in Connecticut
Thoracic surgery (cardiothoracic vascular surgery) is Dr. Assi's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dmand AI has Dr. Assi's licenses on file in 2 states: Connecticut and Pennsylvania.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), ConnecticutPrimary
- Pennsylvania license
Cardiothoracic surgeons near Dr. Assi
Counts of cardiothoracic surgeons 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. Roland Assi billed Medicare for 110 services in 2024
CMS data shows 110 Medicare services from Dr. Assi across 6 procedure codes in 2024, for 110 Medicare patients. Medicare paid $40,518 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Assi's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 682024: 5716%
- Surgery
- 2023: 422024: 5326%
Dr. Assi compared with the Connecticut median for cardiothoracic surgeons, 2024
- Dr. Assi
- Connecticut median
- Medicare services
- 110vs 1037% above
- Medicare patients
- 110vs 8038% above
Medians across 71 cardiothoracic surgeons in Connecticut with Dmand AI profiles that report each measure.
Dr. Assi'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. Assi?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Assi and other cardiothoracic surgeons in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Roland Assi treated 110 Medicare patients in 2024, average age 75
CMS counts 110 Medicare patients who saw Dr. Assi in 2024. The largest group is 65 to 74, with 46 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.47, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Assi's median patient age at 70, with 26% women.
Dr. Assi's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Assi's Medicare patients by sex, 2024
- Women3532%
- Men7568%
Chronic conditions among Dr. Assi's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease74%
- Atrial fibrillation50%
- Arthritis49%
- Heart failure49%
- Diabetes42%
- Chronic kidney disease35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Assi's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women26%
- Men71%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Roland Assi wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Assi wrote 12 Medicare Part D claims.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Roland Assi scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Assi for performance year 2024, reported as part of a group. Dr. Assi accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Assi as offering telehealth. CMS counts 15 procedures of coronary artery bypass graft (cabg) by Dr. Assi, more than 56% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Assi's MIPS scores, performance year 2024
- 87of 100Final score
- 77.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Dr. Assi ranks in Medicare procedure volume
- Coronary artery bypass graft (CABG)
- 56th percentile15 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Roland Assi has 90 publications on record
Dmand AI links 90 papers to Dr. Assi, published from 2012 to 2025. 2020 was the busiest year, with 13. The most frequent topics are Aortic Aneurysm, Thoracic, Aortic Valve and Aorta. Dr. Assi has published most often in J Thorac Cardiovasc Surg. Dr. Assi's most frequent co-authors are Prashanth Vallabhajosyula, MD, MS, Arnar Geirsson, MD and Alan Dardik, MD, PhD.
Dr. Assi's papers by year, 2016 to 2025
Topics Dr. Assi writes about most
- Aortic Aneurysm, Thoracic
- Aortic Valve
- Aorta
- Tomography, X-Ray Computed
- Aorta, Thoracic
- Aortic Dissection
- Blood Vessel Prosthesis Implantation
- Aortic Aneurysm
Dr. Assi's most frequent co-authors
- Prashanth Vallabhajosyula, MD, MS37 shared papers
- Arnar Geirsson, MD29 shared papers
- Alan Dardik, MD, PhD13 shared papers
Recent publications by Dr. Assi
See who Dr. Assi researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Assi works with, so you can find a warm path to the right cardiothoracic surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Roland Assi has worked on 1 clinical trial
Dmand AI links Dr. Assi to 1 clinical trial.
Investigators on the most trials with Dr. Assi
Recent clinical trials with Dr. Assi
Effect of RBT-1 on Preconditioning Response Biomarkers in Subjects Undergoing CABG and/or Cardiac Valve Surgery (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Roland Assi received $17,827 in industry payments from 2017 to 2025
CMS Open Payments shows 128 general payments to Dr. Assi from 9 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 41% of the total. Edwards Lifesciences Corporation paid the most, $6,738.
General payments to Dr. Assi by program year, 2017 to 2025
General payments to Dr. Assi by kind, 2017 to 2025
- Food and beverage$7,38341%
- Travel and lodging$7,05940%
- Consulting fees$2,88816%
- Education$4983%
Companies that paid Dr. Assi the most, 2017 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Roland Assi'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 (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)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 Dr. Roland Assi
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. Roland Assi's NPI number?
Dr. Roland Assi's NPI number is 1184945800. It was assigned on June 16, 2010, and it is active in the NPI Registry.
What kind of doctor is Dr. Roland Assi?
Dr. Roland Assi is a cardiothoracic surgeon in New Haven, Connecticut. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. Roland Assi practice?
Dr. Assi practices at 20 York Street, New Haven, CT 06510. Dr. Assi's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Dmand AI also links Dr. Assi to 2 hospitals and 2 home health agencies.
What is Dr. Roland Assi's office phone number?
The practice phone on file for Dr. Assi is (203) 688-5900.
What is Dr. Roland Assi's medical license number?
Dr. Assi holds Connecticut license 61919, one of the licenses on file in 2 states.
Which states has Dr. Roland Assi been licensed in?
Dmand AI has state licenses on file for Dr. Assi in Connecticut and Pennsylvania.
Which hospitals is Dr. Roland Assi affiliated with?
Dr. Assi is affiliated with Yale New Haven Hospital. Dmand AI links Dr. Assi to 2 more hospitals.
What medical group is Dr. Roland Assi part of?
Dr. Assi is linked to Yale Health.
Does Dr. Roland Assi accept Medicare?
Yes. CMS data shows Dr. Assi billed Medicare for 110 services in 2024, and Dr. Assi accepts Medicare assignment.
Does Dr. Roland Assi offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Assi as offering telehealth services.
Show 7 more questionsShow fewer questions
What is Dr. Roland Assi's MIPS score?
Dr. Assi's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Dr. Roland Assi see?
CMS counts 110 Medicare patients who saw Dr. Assi in 2024, with an average age of 75.
What services does Dr. Roland Assi bill to Medicare?
In 2024, Dr. Assi's most billed Medicare services were office visit, new patient (99205), surgery: heart and blood vessels (33361) and surgery: heart and blood vessels (33533).
Has Dr. Roland Assi received payments from drug or device companies?
CMS Open Payments shows $17,827 in general payments to Dr. Assi from 9 companies from 2017 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Roland Assi been practicing?
Dr. Assi graduated from medical school in 2009, 17 years ago.
Does Dr. Roland Assi do research?
Dmand AI links 90 publications to Dr. Assi, published from 2012 to 2025. Dr. Assi has worked on 1 clinical trial.
Who does Dr. Roland Assi publish with?
Dr. Assi's most frequent co-authors are Prashanth Vallabhajosyula, MD, MS (37 shared papers), Arnar Geirsson, MD (29 shared papers) and Alan Dardik, MD, PhD (13 shared papers).
Selling to thoracic surgery (cardiothoracic vascular surgery) practices?
See cardiothoracic surgeons in Connecticut by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card