Dr David N Butler, MD - Medicare Gastroenterology in Chicago, IL

Dr David N Butler, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Chicago, Illinois. He went to Wayne State University School Of Medicine and graduated in 1990 and has 34 years of diverse experience with area of expertise as Gastroenterology. His current practice location is 2001 S California Ave Ste 101, Chicago, Illinois. You can reach out to his office (for appointments etc.) via phone at (773) 254-5350.

Dr David N Butler is licensed to practice in Illinois (license number 036086271) 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 1083821037.

Contact Information

Dr David N Butler, MD
2001 S California Ave Ste 101,
Chicago, IL 60608-2486
(773) 254-5350
(773) 254-5353

Map and Direction




Physician's Profile

Full NameDr David N Butler
GenderMale
SpecialityGastroenterology
Experience34 Years
Location2001 S California Ave Ste 101, Chicago, 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 David N Butler attended and graduated from Wayne State University School Of Medicine in 1990
  NPI Data:
  • NPI Number: 1083821037
  • Provider Enumeration Date: 05/17/2007
  • Last Update Date: 04/11/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 8729050240
  • Enrollment ID: I20040809000194

Medical Identifiers

Medical identifiers for Dr David N Butler such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1083821037NPI-NPPES
0001608258OtherBCBS OF ILLINOIS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 036086271 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Bernard HospitalChicago, ILHospital
South Shore HospitalChicago, ILHospital
Jackson Park HospitalChicago, ILHospital
Norwegian-american HospitalChicago, ILHospital

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 David N Butler allows following entities to bill medicare on his behalf.
Entity NameDavid N Butler Md Sc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417141235
PECOS PAC ID: 2668444175
Enrollment ID: O20040806000205
Entity NameFoundation For Outreach Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316350242
PECOS PAC ID: 3375507163
Enrollment ID: O20041111001020

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 David N Butler 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 David N Butler, MD
Po Box 805686,
Chicago, IL 60680-4118

Ph: (773) 254-5350
Dr David N Butler, MD
2001 S California Ave Ste 101,
Chicago, IL 60608-2486

Ph: (773) 254-5350

Reviews and Comments


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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.