Dr. Hal S. Wasserman, MD
- Medicare services, 2024
- 358
- Medicare patients, 2024
- 154
- Publications
- 9
- Clinical trials
- 1
- Hospital affiliations
- 1
- Practice address
- 100 Reserve Rd, Danbury, CT 06810
- Practice phone
- Call (203) 739-7742
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nuvance Health Medical Practice CT, Inc.
Danbury, Connecticut
Find Dr. Wasserman'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. Hal S. Wasserman is an interventional cardiologist in Danbury, Connecticut
Dr. Wasserman practices at Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut.
Dr. Wasserman's NPI, 1154358356, was assigned on June 26, 2006. Dr. Wasserman graduated from Columbia University College of Physicians and Surgeons in 1982. Dr. Wasserman holds Connecticut license 042816.
- NPI
- 1154358356NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1052387479
- NPI enumeration date
- June 26, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (203) 739-7742
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 70
- Medical school graduation
- 1982
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Hal S. Wasserman practices at Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut
Dr. Wasserman's primary practice is Nuvance Health Medical Practice CT, Inc., at 100 Reserve Rd, Danbury, CT 06810 in Western Ct County. The practice phone is (203) 739-7742.
- Nuvance Health Medical Practice CT, Inc.100 Reserve Rd, Danbury, CT 06810 · Western Ct CountyPhone(203) 739-7742
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Hal S. Wasserman is affiliated with 2 sites of care and 1 medical group
Dr. Wasserman's primary practice is Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut. Dr. Wasserman is also affiliated with Northwell Danbury Hospital. The medical group on file is Danbury Medical Group.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Hal S. Wasserman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Wasserman practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nuvance Health Medical Practice CT, Inc. | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Hal S. Wasserman is one of 66 interventional cardiologists in Connecticut
Interventional cardiology is Dr. Wasserman's primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dr. Wasserman is board certified in cardiovascular disease by the American Board of Internal Medicine. Dr. Wasserman is licensed in Connecticut.
Specialties and state licenses
- Interventional cardiology, ConnecticutPrimary
Interventional cardiologists near Dr. Wasserman
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
Dr. Hal S. Wasserman billed Medicare for 358 services in 2024
CMS data shows 358 Medicare services from Dr. Wasserman across 13 procedure codes in 2024, for 154 Medicare patients. Medicare paid $50,760 for them.
Dr. Wasserman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1862024: 26140%
- Office and hospital visits
- 2023: 982024: 8216%
- Surgery
- 2023: 142024: 157%
Where Dr. Wasserman's Medicare services took place, 2024
- In an office5315%
- In a facility30585%
Dr. Wasserman compared with the Connecticut median for interventional cardiologists, 2024
- Dr. Wasserman
- Connecticut median
- Medicare services
- 358vs 1,05566% below
- Medicare patients
- 154vs 45166% below
Medians across 66 interventional cardiologists in Connecticut with Dmand AI profiles that report each measure.
Dr. Wasserman'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. Wasserman and other interventional cardiologists in Connecticut.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Hal S. Wasserman treated 154 Medicare patients in 2024, average age 78
CMS counts 154 Medicare patients who saw Dr. Wasserman in 2024. The largest group is 75 to 84, with 79 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.93, 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. Wasserman's median patient age at 78, with 42% women.
Dr. Wasserman's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Wasserman's Medicare patients by sex, 2024
- Women6140%
- Men9360%
Chronic conditions among Dr. Wasserman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure59%
- Arthritis46%
- Atrial fibrillation46%
- Diabetes46%
- Chronic kidney disease42%
Share of Medicare patients with each condition. A patient can have several.
Dr. Wasserman's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women42%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Hal S. Wasserman ranks in the 58th percentile for coronary angioplasty and stenting in Medicare
Dr. Wasserman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 25 procedures of coronary angioplasty and stenting by Dr. Wasserman, more than 58% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. Wasserman ranks in Medicare procedure volume
- Coronary angioplasty and stenting
- 58th percentile25 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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Dr. Hal S. Wasserman has 9 publications on record
Dmand AI links 9 papers to Dr. Wasserman, published from 2011 to 2023. The most frequent topics are Ebolavirus, Heart Failure and Percutaneous Coronary Intervention. Dr. Wasserman's most frequent co-authors are Amit Satish Dande, MD, Shukri Wadi David, MD and Amir S. Lotfi, MD.
Dr. Wasserman's papers by year, 2011 to 2023
Topics Dr. Wasserman writes about most
- Ebolavirus
- Heart Failure
- Percutaneous Coronary Intervention
- ST Elevation Myocardial Infarction
Dr. Wasserman's most frequent co-authors
- Amit Satish Dande, MD2 shared papers
- Shukri Wadi David, MD2 shared papers
- Amir S. Lotfi, MD2 shared papers
Recent publications by Dr. Wasserman
Catheter Cardiovasc Interv
See who Dr. Wasserman researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Wasserman 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
Dr. Hal S. Wasserman has worked on 1 clinical trial
Dmand AI links Dr. Wasserman to 1 clinical trial. Conditions studied include Myocardial Infarction and Infarction.
Conditions in Dr. Wasserman's trials
- Myocardial Infarction
- Infarction
Investigators on the most trials with Dr. Wasserman
- Jinnette Dawn Abbott, MD1 shared trial
- Farhad Abtahian1 shared trial
- Richard G. Bach, MD1 shared trial
Recent clinical trials with Dr. Wasserman
Myocardial Ischemia and Transfusion (opens in a new tab)
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Hal S. Wasserman received $4,858 in industry payments from 2016 to 2025
CMS Open Payments shows 152 general payments to Dr. Wasserman from 20 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 87% of the total. Edwards Lifesciences Corporation paid the most, $1,738.
General payments to Dr. Wasserman by program year, 2016 to 2025
General payments to Dr. Wasserman by kind, 2016 to 2025
- Food and beverage$4,20987%
- Travel and lodging$64913%
Companies that paid Dr. Wasserman 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. Hal S. Wasserman graduated from Columbia University College of Physicians and Surgeons
Dr. Wasserman graduated from Columbia University College of Physicians and Surgeons in 1982.
- Medical school
- Board certified in cardiovascular disease
- Board certified in internal medicine
- Board certified in interventional cardiology
Source: Dmand AI Professional Profile Data
Sources for Dr. Hal S. Wasserman'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 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)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) |
| 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. Hal S. Wasserman
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. Hal S. Wasserman's NPI number?
Dr. Hal S. Wasserman's NPI number is 1154358356. It was assigned on June 26, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Hal S. Wasserman?
Dr. Hal S. Wasserman is an interventional cardiologist in Danbury, Connecticut. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).
Where does Dr. Hal S. Wasserman practice?
Dr. Wasserman practices at 100 Reserve Rd, Danbury, CT 06810. Dr. Wasserman's primary practice is Nuvance Health Medical Practice CT, Inc. in Danbury, Connecticut.
What is Dr. Hal S. Wasserman's office phone number?
The practice phone on file for Dr. Wasserman is (203) 739-7742.
What is Dr. Hal S. Wasserman's medical license number?
Dr. Wasserman holds Connecticut license 042816.
Which hospitals is Dr. Hal S. Wasserman affiliated with?
Dr. Wasserman is affiliated with Northwell Danbury Hospital.
What medical group is Dr. Hal S. Wasserman part of?
Dr. Wasserman is linked to Danbury Medical Group.
Does Dr. Hal S. Wasserman accept Medicare?
Yes. CMS data shows Dr. Wasserman billed Medicare for 358 services in 2024, and Dr. Wasserman accepts Medicare assignment.
How many Medicare patients does Dr. Hal S. Wasserman see?
CMS counts 154 Medicare patients who saw Dr. Wasserman in 2024, with an average age of 78.
Is Dr. Hal S. Wasserman board certified?
Yes. Dr. Wasserman is board certified in cardiovascular disease by the American Board of Internal Medicine.
Show 6 more questionsShow fewer questions
What services does Dr. Hal S. Wasserman bill to Medicare?
In 2024, Dr. Wasserman's most billed Medicare services were special service (99152), heart test or procedure (93458) and hospital inpatient care (99232).
Where did Dr. Hal S. Wasserman go to medical school?
Dr. Wasserman graduated from Columbia University College of Physicians and Surgeons in 1982.
Has Dr. Hal S. Wasserman received payments from drug or device companies?
CMS Open Payments shows $4,858 in general payments to Dr. Wasserman from 20 companies from 2016 to 2025. The largest total came from Edwards Lifesciences Corporation.
How long has Dr. Hal S. Wasserman been practicing?
Dr. Wasserman graduated from medical school in 1982, 44 years ago.
Does Dr. Hal S. Wasserman do research?
Dmand AI links 9 publications to Dr. Wasserman, published from 2011 to 2023. Dr. Wasserman has worked on 1 clinical trial.
Who does Dr. Hal S. Wasserman publish with?
Dr. Wasserman's most frequent co-authors are Amit Satish Dande, MD (2 shared papers), Shukri Wadi David, MD (2 shared papers) and Amir S. Lotfi, MD (2 shared papers).
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