Dr Alex Steve Tosiou, MD - Medicare Gastroenterology in Lake Forest, IL

Dr Alex Steve Tosiou, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Lake Forest, Illinois. He went to Loyola University Of Chicago, Stritch School Of Medicine and graduated in 1993 and has 31 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Northwestern Medical Faculty Foundation and his current practice location is 800 N Westmoreland Rd, Suite 102, Lake Forest, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 295-1300.

Dr Alex Steve Tosiou is licensed to practice in Illinois (license number 036093289) 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 1184602732.

Contact Information

Dr Alex Steve Tosiou, MD
800 N Westmoreland Rd, Suite 102,
Lake Forest, IL 60045-1673
(847) 295-1300
(847) 295-1574



Physician's Profile

Full NameDr Alex Steve Tosiou
GenderMale
SpecialityGastroenterology
Experience31 Years
Location800 N Westmoreland Rd, Lake Forest, 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 Alex Steve Tosiou attended and graduated from Loyola University Of Chicago, Stritch School Of Medicine in 1993
  NPI Data:
  • NPI Number: 1184602732
  • Provider Enumeration Date: 01/04/2006
  • Last Update Date: 03/17/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7517026388
  • Enrollment ID: I20110124001162

Medical Identifiers

Medical identifiers for Dr Alex Steve Tosiou such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184602732NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 036093289 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Northwestern Lake Forest HospitalLake forest, ILHospital
Northwestern Memorial HospitalChicago, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northwestern Medical Faculty Foundation45875768143255

News Archive

Salk scientists discover REV-ERBα protein that controls strength of circadian rhythm

At noon every day, levels of genes and proteins throughout your body are drastically different than they are at midnight. Disruptions to this 24-hour cycle of physiological activity are why jet lag or a bad night's sleep can alter your appetite and sleep patterns for days-and even contribute to conditions like heart disease, sleep disorders and cancers.

NACDS seeks passage of E-prescribing bill to finance Medicaid reimbursement rule change

National Association of Chain Drug Stores CEO Steven Anderson on Tuesday in a letter asked lawmakers to pass a bill (HR 4296) that would require physicians who participate in Medicare to adopt e-prescribing by 2011 to finance legislation (S 1951, HR 3700) that would revise a new rule related to Medicaid reimbursements to pharmacies, CongressDaily reports (Edney, CongressDaily, 4/23).

Researchers call for trials of rapamycin to treat COVID-19

Researchers in the United States, China, and the UK have called for immediate large-scale clinical trials of an antibiotic called rapamycin as a prophylactic and treatment approach to coronavirus disease 2019 (COVID-19) in older individuals.

Toxicity from chemotherapy in lung cancer patients could help predict treatment efficacy

Chemotherapy is standard treatment for patients with advanced non-small cell lung cancer, although benefits are modest and toxicity substantial. Massimo Di Maio and colleagues hypothesised that neutropenia, a haematological toxicity, could be a predictor of drug activity and treatment efficacy.

Read more Medical News

› Verified 4 days ago

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 Alex Steve Tosiou allows following entities to bill medicare on his behalf.
Entity NameNorthwestern Medical Faculty Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346235314
PECOS PAC ID: 4587576814
Enrollment ID: O20031105000541

News Archive

Salk scientists discover REV-ERBα protein that controls strength of circadian rhythm

At noon every day, levels of genes and proteins throughout your body are drastically different than they are at midnight. Disruptions to this 24-hour cycle of physiological activity are why jet lag or a bad night's sleep can alter your appetite and sleep patterns for days-and even contribute to conditions like heart disease, sleep disorders and cancers.

NACDS seeks passage of E-prescribing bill to finance Medicaid reimbursement rule change

National Association of Chain Drug Stores CEO Steven Anderson on Tuesday in a letter asked lawmakers to pass a bill (HR 4296) that would require physicians who participate in Medicare to adopt e-prescribing by 2011 to finance legislation (S 1951, HR 3700) that would revise a new rule related to Medicaid reimbursements to pharmacies, CongressDaily reports (Edney, CongressDaily, 4/23).

Researchers call for trials of rapamycin to treat COVID-19

Researchers in the United States, China, and the UK have called for immediate large-scale clinical trials of an antibiotic called rapamycin as a prophylactic and treatment approach to coronavirus disease 2019 (COVID-19) in older individuals.

Toxicity from chemotherapy in lung cancer patients could help predict treatment efficacy

Chemotherapy is standard treatment for patients with advanced non-small cell lung cancer, although benefits are modest and toxicity substantial. Massimo Di Maio and colleagues hypothesised that neutropenia, a haematological toxicity, could be a predictor of drug activity and treatment efficacy.

Read more Medical News

› Verified 4 days ago

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 Alex Steve Tosiou 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 Alex Steve Tosiou, MD
800 N Westmoreland Rd, Suite 102,
Lake Forest, IL 60045-1673

Ph: (847) 295-1300
Dr Alex Steve Tosiou, MD
800 N Westmoreland Rd, Suite 102,
Lake Forest, IL 60045-1673

Ph: (847) 295-1300

News Archive

Salk scientists discover REV-ERBα protein that controls strength of circadian rhythm

At noon every day, levels of genes and proteins throughout your body are drastically different than they are at midnight. Disruptions to this 24-hour cycle of physiological activity are why jet lag or a bad night's sleep can alter your appetite and sleep patterns for days-and even contribute to conditions like heart disease, sleep disorders and cancers.

NACDS seeks passage of E-prescribing bill to finance Medicaid reimbursement rule change

National Association of Chain Drug Stores CEO Steven Anderson on Tuesday in a letter asked lawmakers to pass a bill (HR 4296) that would require physicians who participate in Medicare to adopt e-prescribing by 2011 to finance legislation (S 1951, HR 3700) that would revise a new rule related to Medicaid reimbursements to pharmacies, CongressDaily reports (Edney, CongressDaily, 4/23).

Researchers call for trials of rapamycin to treat COVID-19

Researchers in the United States, China, and the UK have called for immediate large-scale clinical trials of an antibiotic called rapamycin as a prophylactic and treatment approach to coronavirus disease 2019 (COVID-19) in older individuals.

Toxicity from chemotherapy in lung cancer patients could help predict treatment efficacy

Chemotherapy is standard treatment for patients with advanced non-small cell lung cancer, although benefits are modest and toxicity substantial. Massimo Di Maio and colleagues hypothesised that neutropenia, a haematological toxicity, could be a predictor of drug activity and treatment efficacy.

Read more News

› Verified 4 days ago


Internal Medicine Doctors in Lake Forest, IL

Dr. Joy Williams, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1000 N Westmoreland Rd, Lake Forest, IL 60045
Phone: 847-234-5600    Fax: 847-535-7203
Dr. Jason T Garti, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 800 N Westmoreland Rd, Suite 100, Lake Forest, IL 60045
Phone: 847-234-8866    Fax: 824-234-4682
Dr. Vikram Kanakayya Devisetty, M.D., M.B.A., M.P.H.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 660 N Westmoreland Rd, Lake Forest, IL 60045
Phone: 847-234-5600    
Mariam Anis, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Westmoreland Rd # Level1, Lake Forest, IL 60045
Phone: 847-535-7647    Fax: 847-535-7151
Jennifer M Nguyen, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Westmoreland Rd, Lake Forest, IL 60045
Phone: 847-234-5600    
Andrew Min Jun Choi, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 1000 N Westmoreland Rd, Lake Forest, IL 60045
Phone: 847-234-5600    
Sam F Hull, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 951 Country Pl, Lake Forest, IL 60045
Phone: 847-295-5729    Fax: 847-295-5700

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