Dr. Mark Chien, M.D.
20+
Years in Practice
Practice Locations
2 locations
About Dr. Mark Chien
Mark Chien, M.D. is a healthcare provider practicing in Chicago, IL.
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.
2
Locations
1
States Licensed
Credentials & Board Certifications
Credentials verified via NPI Registry (NPPES)
Education & Training
No education details on file.
Licenses & Practice States
Licensed in 1 state
| State | License | Classification | Primary |
|---|---|---|---|
| Illinois | — | Internal Medicine |
Public Data Summary for Dr. Mark Chien
With 20 years of practice, Dr. Mark Chien is an established healthcare provider, M.D.,. Dr. currently practices across 2 facilities, including Internal Medicine Associates Llc in Chicago, Illinois. Their National Provider Identifier (NPI) is 1356374383, 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.
Under the Physician Payments Sunshine Act, CMS reports that Dr. Mark Chien received $173 in industry payments in 2023. Payments at this scale are typical for most practicing physicians and generally reflect routine educational activities.
Transparency & Safety
Public records from CMS and OIG databases
Industry Payments
$173
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. Mark Chien
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0 reviews
FAQ
Frequently asked questions about Dr. Mark Chien
Where does Dr. Mark Chien practice?
Dr. Mark Chien practices at Internal Medicine Associates Llc in Chicago, Illinois. Dr. is also affiliated with 1 additional facility, listed below.
Does Dr. Mark Chien accept Medicare?
CartoChrome does not have a verified Medicare assignment record for Dr. Mark Chien. CMS opt-out records should be checked directly, and patients should call the practice to confirm Medicare acceptance for their specific plan.
What is Dr. Mark Chien's NPI number?
Dr. Mark Chien's National Provider Identifier (NPI) is 1356374383. 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. Mark Chien been practicing?
Dr. Mark Chien has approximately 20 years of practice experience.