Dr Dean Silas, MD - Medicare Gastroenterology in Niles, IL

Dr Dean Silas, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Niles, Illinois. He went to University Of Illinois College Of Med (chi/peor/rock/chm-urb) and graduated in 1984 and has 40 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Advocate Health And Hospitals Corporation and his current practice location is 7900 Milwaukee Ave, Suite 19, Niles, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 318-9595.

Dr Dean Silas is licensed to practice in Illinois (license number 036079922) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1093809089.

Contact Information

Dr Dean Silas, MD
7900 Milwaukee Ave, Suite 19,
Niles, IL 60714-3159
(847) 318-9595
(847) 318-9599

Map and Direction




Physician's Profile

Full NameDr Dean Silas
GenderMale
SpecialityGastroenterology
Experience40 Years
Location7900 Milwaukee Ave, Niles, Illinois
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Dean Silas attended and graduated from University Of Illinois College Of Med (chi/peor/rock/chm-urb) in 1984
  NPI Data:
  • NPI Number: 1093809089
  • Provider Enumeration Date: 10/03/2006
  • Last Update Date: 12/20/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 2860415528
  • Enrollment ID: I20060112000097

Medical Identifiers

Medical identifiers for Dr Dean Silas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1093809089NPI-NPPES
036079922MedicaidIL
100015660OtherILRAIL ROAD MEDICARE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 036079922 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Advocate Lutheran General HospitalPark ridge, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Advocate Health And Hospitals Corporation78108009352422

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Dr Dean Silas allows following entities to bill medicare on his behalf.
Entity NameAdvocate Health And Hospitals Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1700824455
PECOS PAC ID: 7810800935
Enrollment ID: O20031106000064

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Dr Dean Silas is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Dr Dean Silas, MD
7900 Milwaukee Ave, Suite 19,
Niles, IL 60714-3159

Ph: (847) 318-9595
Dr Dean Silas, MD
7900 Milwaukee Ave, Suite 19,
Niles, IL 60714-3159

Ph: (847) 318-9595

Reviews and Comments


Internal Medicine Doctors in Niles, IL

Susan G Brown, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 8915 W Golf Rd, Niles, IL 60714
Phone: 847-827-9060    Fax: 847-827-7196
Kirill Zhadovich, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 7900 N Milwaukee Ave, Suite 2-24, Niles, IL 60714
Phone: 847-825-0800    Fax: 847-825-0803
Dr. Jorge A Aliaga, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 241 Golf Mill Ctr, 728, Niles, IL 60714
Phone: 847-635-7840    Fax: 847-635-6491
Sufyan Abdulmujeeb,
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 7900 N Milwaukee Ave Ste 19, Niles, IL 60714
Phone: 847-318-9595    Fax: 847-318-9599
James S Poulos, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 7157 W Howard St, Niles, IL 60714
Phone: 847-647-1771    
Dr. Gary Richard Fahrenbach, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 7411 N Milwaukee Ave, Niles, IL 60714
Phone: 773-763-1818    Fax: 773-763-9381

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.