Dr. Constantine E. Kosmas, MD

  • Marysville, WA
  • Cardiologist
NPI1407855075
Medicare services, 2023
24
Part D claims, 2024
799
Publications
52
Industry payments
$98,994
Medical groups
2
Practice address
1241 State Ave, Marysville, WA 98270
Practice phone
Call (718) 545-2250
Professional email
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Personal email
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Mobile number
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Social profiles

Medical group

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Dr. Constantine E. Kosmas is a cardiologist in Marysville, Washington

Dr. Kosmas practices with Mount Sinai Institute for Liver Medicine, a medical group.

Dr. Kosmas' NPI, 1407855075, was assigned on July 18, 2005. Dr. Kosmas holds New York license 198677.

NPI and contact details
NPI enumeration date
July 18, 2005
NPI status
Active
Practice phone
(718) 545-2250
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
69
Medical school graduation
1983

Sources: NPPES NPI Registry (CMS); and Dmand AI Professional Profile Data

Dr. Constantine E. Kosmas' practice address is in Marysville, Washington

Dr. Kosmas' practice address in the NPI Registry is 1241 State Ave, Marysville, WA 98270, in Snohomish County. The practice phone is (718) 545-2250.

  • NPI Registry address
    1241 State Ave, Marysville, WA 98270 · Snohomish CountyPhone(718) 545-2250

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Constantine E. Kosmas is affiliated with 2 medical groups

Dr. Kosmas is part of Mount Sinai Institute for Liver Medicine, a medical group in New York, New York. The medical group on file is Cardiology Unlimited.

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Constantine E. Kosmas' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kosmas practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mount Sinai Institute for Liver MedicineAvailable with a free account

Source: Dmand AI Technology Install Data

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Dmand AI maps EHR vendors, IT decision makers and buying committees across Mount Sinai Institute for Liver Medicine and 6.2K+ hospitals, with verified contacts in the same login.

Dr. Constantine E. Kosmas is one of 416 cardiologists in Washington

Cardiovascular disease is Dr. Kosmas' primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Kosmas is licensed in New York.

Specialties and state licenses

  • Cardiovascular disease, New YorkPrimaryLicense 198677 · taxonomy 207RC0000X

Cardiologists near Dr. Kosmas

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. Constantine E. Kosmas billed Medicare for 24 services in 2023

CMS data shows 24 Medicare services from Dr. Kosmas across 1 procedure code in 2023, all of them office visits. Medicare paid $1,174 for them. Every service was in an office.

Medicare services, 202324
Paid by Medicare$1,174
Procedure codes1

Dr. Kosmas' Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 492023: 2451%
Tests and treatments
2022: 122023: 0100%

Dr. Kosmas compared with the Washington median for cardiologists, 2023

  • Dr. Kosmas
  • Washington median
Medicare services
24vs 1,52098% below
Part D claims
623vs 1,72164% below

Medians across 425 cardiologists in Washington with Dmand AI profiles that report each measure.

Dr. Kosmas' most billed Medicare procedure codes, 2023

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. Constantine E. Kosmas' patients have a median age of 74

Across all payers, Dmand AI patient panel data puts Dr. Kosmas' median patient age at 74, with 62% women.

Dr. Kosmas' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 74

Patient panel by sex, all payers

  • Women62%
  • Men31%

Source: Dmand AI Patient Panel Data

Dr. Constantine E. Kosmas wrote 799 Medicare Part D claims in 2024

In 2024, Dr. Kosmas wrote 799 Medicare Part D claims for 192 patients. 78% of them were for generic drugs. CMS names the drug for 623 of them, across 19 drugs with 11 or more claims each, at $94,599 in total drug cost. In 2023, CMS named 3,452 claims across 48 drugs.

Part D claims, 2024799
Drugs named by CMS19
Total drug cost$94,599
Part D patients192

Dr. Kosmas' Part D claims by kind of drug, 2024

  • Generic626 claims78%
  • Brand-name173 claims22%

Dr. Kosmas' 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: 3,4522024: 62382%

Drugs named by CMS: 19 in 2024, 48 in 2023.

See all prescribing by Dr. Kosmas

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

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Dr. Constantine E. Kosmas has 52 publications on record

Dmand AI links 52 papers to Dr. Kosmas, published from 2012 to 2025. 2018 was the busiest year, with 6. The most frequent topics are Heart Failure, Cardiovascular Diseases and Lipoprotein(a). Dr. Kosmas has published most often in Drugs Context. Dr. Kosmas' most frequent co-authors are Timothy J. Vittorio, MD, Gabriel Michael Wagman, MD and Niel N. Shah, MD.

Papers52
Years published2012 to 2025

Dr. Kosmas' papers by year, 2016 to 2025

Topics Dr. Kosmas writes about most

  • Heart Failure
  • Cardiovascular Diseases
  • Lipoprotein(a)
  • Proprotein Convertase 9
  • Anticholesteremic Agents
  • Cholesterol, LDL
  • Hydroxymethylglutaryl-CoA Reductase Inhibitors
  • RNA, Small Interfering

Dr. Kosmas' most frequent co-authors

Recent publications by Dr. Kosmas

See all 52 publications and co-authors

See who Dr. Kosmas researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Kosmas works with, so you can find a warm path to the right cardiologists.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Constantine E. Kosmas received $98,994 in industry payments from 2016 to 2025

CMS Open Payments shows 436 general payments to Dr. Kosmas from 24 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 76% of the total. Amgen Inc. paid the most, $80,986.

General payments to Dr. Kosmas by program year, 2016 to 2025

General payments to Dr. Kosmas by kind, 2016 to 2025

$99Kin total
  • Speaker and faculty fees$74,85076%
  • Travel and lodging$12,94113%
  • Food and beverage$11,18411%
  • Education$200%

Companies that paid Dr. Kosmas the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Kosmas

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Dr. Constantine E. Kosmas's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation Data
Medicare services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Industry paymentsOpen Payments (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Constantine E. Kosmas

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. Constantine E. Kosmas' NPI number?

Dr. Constantine E. Kosmas' NPI number is 1407855075. It was assigned on July 18, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Constantine E. Kosmas?

Dr. Constantine E. Kosmas is a cardiologist in Marysville, Washington. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).

Where does Dr. Constantine E. Kosmas practice?

Dr. Kosmas practices at 1241 State Ave, Marysville, WA 98270. Dr. Kosmas' primary practice is Mount Sinai Institute for Liver Medicine, a medical group.

What is Dr. Constantine E. Kosmas' office phone number?

The practice phone on file for Dr. Kosmas is (718) 545-2250.

What is Dr. Constantine E. Kosmas' medical license number?

Dr. Kosmas holds New York license 198677.

What medical group is Dr. Constantine E. Kosmas part of?

Dr. Kosmas is part of Mount Sinai Institute for Liver Medicine in New York, New York. Dr. Kosmas is also linked to Cardiology Unlimited. Dmand AI links Dr. Kosmas to 2 medical groups in all.

Does Dr. Constantine E. Kosmas accept Medicare?

Yes. CMS data shows Dr. Kosmas billed Medicare for 24 services in 2023.

What services does Dr. Constantine E. Kosmas bill to Medicare?

In 2023, Dr. Kosmas' most billed Medicare services were office visit, established patient (99213).

What drugs does Dr. Constantine E. Kosmas prescribe most?

In 2024 Medicare Part D data, Dr. Kosmas' most prescribed drugs by claims were Atorvastatin Calcium, Amlodipine Besylate and Jardiance.

Has Dr. Constantine E. Kosmas received payments from drug or device companies?

CMS Open Payments shows $98,994 in general payments to Dr. Kosmas from 24 companies from 2016 to 2025. The largest total came from Amgen Inc.

Show 3 more questionsShow fewer questions

How long has Dr. Constantine E. Kosmas been practicing?

Dr. Kosmas graduated from medical school in 1983, 43 years ago.

Does Dr. Constantine E. Kosmas do research?

Dmand AI links 52 publications to Dr. Kosmas, published from 2012 to 2025.

Who does Dr. Constantine E. Kosmas publish with?

Dr. Kosmas' most frequent co-authors are Timothy J. Vittorio, MD (20 shared papers), Gabriel Michael Wagman, MD (6 shared papers) and Niel N. Shah, MD (5 shared papers).

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