Dr. Marcus Mayus, M.D.
Internal Medicine
19+
Years in Practice
Available
Telehealth
Practice Locations
1 location
About Dr. Marcus Mayus
Marcus Mayus, M.D. is a healthcare provider practicing in Greenwich, CT.
Specialty Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
22
Years Experience
1
Location
1
States Licensed
Credentials & Board Certifications
Primary Specialty
Internal MedicineCredentials verified via NPI Registry (NPPES)
Education & Training
Medical School
New York Medical College
Class of 2004
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Connecticut | 045877 | Internal Medicine |
Public Data Summary for Dr. Marcus Mayus
With 19 years of practice, Dr. Marcus Mayus is an established internal medicine provider, M.D., after earning their medical degree at New York Medical College in 2004. Dr. currently practices at Greenwich Hospital Association - in Greenwich, Connecticut. Their National Provider Identifier (NPI) is 1073734935, and the profile below combines data from CMS NPPES, Medicare billing records, the HHS OIG exclusion list, and — where available — CMS Open Payments, Medicare Utilization, and Part D prescriber summaries.
CMS Medicare data shows Dr. Marcus Mayus as a moderate-volume internal medicine provider, treating approximately 1K Medicare beneficiaries and delivering 11K services in the most recent reporting year. That panel size indicates balanced experience across typical Medicare conditions.
Under the Physician Payments Sunshine Act, CMS reports that Dr. Marcus Mayus received $5K in industry payments in 2023. Payments at this scale are in line with specialist-level consulting and speaker-program participation.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$5K
Total payments received from pharmaceutical and medical device companies in 2023.
Source: CMS Open Payments (Sunshine Act)
Opioid Prescribing
This provider has no opioid prescriptions on file in Medicare Part D data.
Insurance & Accessibility
Reviews
Community reviews for Dr. Marcus Mayus
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0 reviews
Internal Medicine Providers Nearby
Same primary specialty near ZIP 06830
FAQ
Frequently asked questions about Dr. Marcus Mayus
What does Dr. Marcus Mayus specialize in?
Dr. Marcus Mayus specializes in Internal Medicine.
Where does Dr. Marcus Mayus practice?
Dr. Marcus Mayus practices at Greenwich Hospital Association - in Greenwich, Connecticut.
Does Dr. Marcus Mayus accept Medicare?
CMS records show that Dr. Marcus Mayus accepts Medicare assignment. CMS billing data shows 1K Medicare beneficiaries treated in the most recent reporting year.
What is Dr. Marcus Mayus's NPI number?
Dr. Marcus Mayus's National Provider Identifier (NPI) is 1073734935. This is the unique 10-digit number the Centers for Medicare & Medicaid Services assigns to every practicing US healthcare provider. You can verify this number directly at the NPPES NPI Registry.
How long has Dr. Marcus Mayus been practicing?
Dr. Marcus Mayus has approximately 19 years of practice experience, having graduated from New York Medical College in 2004.