J Thorac Cardiovasc Surg
American Heart AssociationCardiac Surgical ProceduresCardiology
Dr. Steven W. Werns, MD
NPI1528164415PAC ID8426028952
- Medicare services, 2024
- 428
- Medicare patients, 2024
- 161
- Part D claims, 2024
- 396
- Publications
- 5
- Hospital affiliations
- 4
- Practice address
- 535 East 70th Street, New York, NY 10021
- Practice phone
- Call (212) 606-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Werns' 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. Steven W. Werns is a cardiologist in New York, New York
Dr. Werns practices at Hospital for Special Surgery in New York, New York, part of Hospital for Special Surgery.
Dr. Werns' NPI, 1528164415, was assigned on September 16, 2006. Dr. Werns holds Michigan license 4301045455.
NPI and contact details
- NPI
- 1528164415NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8426028952
- NPI enumeration date
- September 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (212) 606-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 77
- Medical school graduation
- 1975
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Steven W. Werns practices at Hospital for Special Surgery in New York, New York
Dr. Werns' primary practice is Hospital for Special Surgery, at 535 East 70th Street, New York, NY 10021 in New York County. The practice phone is (212) 606-1000.
- Hospital for Special Surgery535 East 70th Street, New York, NY 10021 · New York CountyPhone(212) 606-1000
Source: Dmand AI Affiliation Data
Dr. Steven W. Werns is affiliated with 4 sites of care and 2 medical groups
Dr. Werns' primary practice is Hospital for Special Surgery in New York, New York, part of Hospital for Special Surgery. Dr. Werns is also affiliated with Tisch Hospital. The medical group on file is Hospital for Special Surgery (HSS). Dmand AI also links Dr. Werns to 2 more hospitals and 1 medical group, each named with a free account. Dr. Werns' employer is on file too: a hospital.
Tisch HospitalHospital for Special Surgery (HSS)2 hospitalsNames with a free account1 medical groupName with a free accountEmployer: hospitalName with a free account
See all 6 affiliations for Dr. WernsSources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Steven W. Werns' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Werns practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hospital for Special Surgery | 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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Dr. Steven W. Werns is one of 2,265 cardiologists in New York
Cardiovascular disease is Dr. Werns' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Werns is licensed in Michigan.
Specialties and state licenses
- Cardiovascular disease, MichiganPrimary
Cardiologists near Dr. Werns
Counts of cardiologists with a Dmand AI profile, by place and practice. Each opens the list.
2,265cardiologists in New York594cardiologists in New York9cardiologists at Hospital for Special Surgery
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Steven W. Werns billed Medicare for 428 services in 2024
CMS data shows 428 Medicare services from Dr. Werns across 7 procedure codes in 2024, for 161 Medicare patients. Medicare paid $25,263 for them.
Medicare services, 2024428
Medicare patients161
Paid by Medicare$25,263
Procedure codes7
Dr. Werns' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 3482024: 3334%
- Tests and treatments
- 2023: 872024: 959%
Where Dr. Werns' Medicare services took place, 2024
- In an office24457%
- In a facility18443%
Dr. Werns compared with the New York median for cardiologists, 2024
- Dr. Werns
- New York median
- Medicare services
- 428vs 1,67474% below
- Medicare patients
- 161vs 61174% below
- Part D claims
- 267vs 1,41281% below
Medians across 2,211 cardiologists in New York with Dmand AI profiles that report each measure.
Dr. Werns' 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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Steven W. Werns treated 161 Medicare patients in 2024, average age 74
CMS counts 161 Medicare patients who saw Dr. Werns in 2024. The largest group is 65 to 74, with 65 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 28% are also on Medicaid. Their average risk score is 2.16, 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. Werns' median patient age at 62, with 49% women.
Medicare patients, 2024161
Average age74
Average risk score2.16
Also on Medicaid28%
Dr. Werns' Medicare patients by age, 2024
Dr. Werns' Medicare patients by sex, 2024
- Women8452%
- Men7748%
Chronic conditions among Dr. Werns' Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease65%
- Chronic kidney disease53%
- Diabetes51%
- Arthritis50%
- Heart failure45%
- Atrial fibrillation37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Werns' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women49%
- Men47%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Steven W. Werns wrote 396 Medicare Part D claims in 2024
In 2024, Dr. Werns wrote 396 Medicare Part D claims for 94 patients. 81% of them were for generic drugs. CMS names the drug for 267 of them, across 11 drugs with 11 or more claims each, at $52,377 in total drug cost. In 2023, CMS named 112 claims across 6 drugs.
Part D claims, 2024396
Drugs named by CMS11
Total drug cost$52,377
Part D patients94
Dr. Werns' Part D claims by kind of drug, 2024
- Generic321 claims81%
- Brand-name75 claims19%
Dr. Werns' 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1122024: 267138%
Drugs named by CMS: 11 in 2024, 6 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
How Dr. Steven W. Werns takes part in Medicare
Dr. Werns accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Steven W. Werns has 5 publications on record
Dmand AI links 5 papers to Dr. Werns, published from 2011 to 2023. 2020 was the busiest year, with 3. Dr. Werns' most frequent co-authors are Amer Kadri, Amr E. Abbas, MD and Jamil Anis Aboulhosn, MD.
Papers5
Years published2011 to 2023
Dr. Werns' papers by year, 2011 to 2023
Dr. Werns' most frequent co-authors
Recent publications by Dr. Werns
Catheter Cardiovasc Interv
Cardiac CatheterizationCatheterization, PeripheralContrast Media
See who Dr. Werns researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Werns 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. Steven W. Werns received $11,596 in industry payments from 2016 to 2025
CMS Open Payments shows 227 general payments to Dr. Werns from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 99% of the total. AstraZeneca Pharmaceuticals LP paid the most, $2,937. It also lists 1 research payment totaling $141 in 2022.
General payments to Dr. Werns by program year, 2016 to 2025
General payments to Dr. Werns by kind, 2016 to 2025
$11.6Kin total
- Food and beverage$11,51499%
- Education$821%
Companies that paid Dr. Werns the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Steven W. Werns'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) |
| 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) |
| 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. Steven W. Werns
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. Steven W. Werns' NPI number?
Dr. Steven W. Werns' NPI number is 1528164415. It was assigned on September 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Steven W. Werns?
Dr. Steven W. Werns is a cardiologist in New York, New York. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Steven W. Werns practice?
Dr. Werns practices at 535 East 70th Street, New York, NY 10021. Dr. Werns' primary practice is Hospital for Special Surgery in New York, New York, part of Hospital for Special Surgery. Dmand AI also links Dr. Werns to 2 hospitals and 1 medical group.
What is Dr. Steven W. Werns' office phone number?
The practice phone on file for Dr. Werns is (212) 606-1000.
What is Dr. Steven W. Werns' medical license number?
Dr. Werns holds Michigan license 4301045455.
Which hospitals is Dr. Steven W. Werns affiliated with?
Dr. Werns practices at Hospital for Special Surgery in New York, New York. Dr. Werns is also affiliated with Tisch Hospital. Dmand AI links Dr. Werns to 2 more hospitals.
What medical group is Dr. Steven W. Werns part of?
Dr. Werns is linked to Hospital for Special Surgery (HSS). Dmand AI links Dr. Werns to 1 more medical group.
Does Dr. Steven W. Werns accept Medicare?
Yes. CMS data shows Dr. Werns billed Medicare for 428 services in 2024, and Dr. Werns accepts Medicare assignment.
How many Medicare patients does Dr. Steven W. Werns see?
CMS counts 161 Medicare patients who saw Dr. Werns in 2024, with an average age of 74.
What services does Dr. Steven W. Werns bill to Medicare?
In 2024, Dr. Werns' most billed Medicare services were office visit, established patient (99214), hospital inpatient care (99232) and heart test or procedure (93000).
Show 5 more questionsShow fewer questions
What drugs does Dr. Steven W. Werns prescribe most?
In 2024 Medicare Part D data, Dr. Werns' most prescribed drugs by claims were Atorvastatin Calcium, Eliquis and Metoprolol Succinate.
Has Dr. Steven W. Werns received payments from drug or device companies?
CMS Open Payments shows $11,596 in general payments to Dr. Werns from 32 companies from 2016 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Steven W. Werns been practicing?
Dr. Werns graduated from medical school in 1975, 51 years ago.
Does Dr. Steven W. Werns do research?
Dmand AI links 5 publications to Dr. Werns, published from 2011 to 2023.
Who does Dr. Steven W. Werns publish with?
Dr. Werns' most frequent co-authors are Amer Kadri (2 shared papers), Amr E. Abbas, MD (1 shared paper) and Jamil Anis Aboulhosn, MD (1 shared paper).
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