Dr Robert M Siwiec, MD - Medicare Gastroenterology in Carmel, IN

Dr Robert M Siwiec, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Carmel, Indiana. He graduated from medical school in 2006 and has 18 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice University Medical Diagnostic Associates Inc and his current practice location is 11725 Illinois St Ste 275, Carmel, Indiana. You can reach out to his office (for appointments etc.) via phone at (317) 944-0980.

Dr Robert M Siwiec is licensed to practice in Indiana (license number 01070921A) 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 1184880676.

Contact Information

Dr Robert M Siwiec, MD
11725 Illinois St Ste 275,
Carmel, IN 46032-3009
(317) 944-0980
(317) 968-1348



Physician's Profile

Full NameDr Robert M Siwiec
GenderMale
SpecialityGastroenterology
Experience18 Years
Location11725 Illinois St Ste 275, Carmel, Indiana
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 Robert M Siwiec graduated from medical school in 2006
  NPI Data:
  • NPI Number: 1184880676
  • Provider Enumeration Date: 08/04/2008
  • Last Update Date: 11/16/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 6608030192
  • Enrollment ID: I20120613000472

Medical Identifiers

Medical identifiers for Dr Robert M Siwiec such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184880676NPI-NPPES
P01163479OtherINRAILROAD MEDICARE
201059780MedicaidIN
000000775536OtherINANTHEM

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 036122288 (Illinois)Secondary
207RG0100XInternal Medicine - Gastroenterology 5272620 (Wisconsin)Secondary
207RG0100XInternal Medicine - Gastroenterology 01070921A (Indiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Indiana University Health North HospitalCarmel, INHospital
Indiana University HealthIndianapolis, INHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Medical Diagnostic Associates Inc3375446347279

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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 Robert M Siwiec allows following entities to bill medicare on his behalf.
Entity NameUniversity Medical Diagnostic Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1861441537
PECOS PAC ID: 3375446347
Enrollment ID: O20040202000510

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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 Robert M Siwiec 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 Robert M Siwiec, MD
250 N Shadeland Ave, Ste 130 Provider Enrollment,
Indianapolis, IN 46219-4959

Ph: () -
Dr Robert M Siwiec, MD
11725 Illinois St Ste 275,
Carmel, IN 46032-3009

Ph: (317) 944-0980

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Internal Medicine Doctors in Carmel, IN

Dr. Shelagh Anne Fraser, MD
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 12174 N Meridian St Ste 300, Carmel, IN 46032
Phone: 317-688-9000    Fax: 317-680-9900
Shania Grace Mayer, PA-C
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 10300 N Illinois St Ste 1100, Carmel, IN 46290
Phone: 317-944-0980    
Robert Mark Kinn, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 13806 Stone Dr, Carmel, IN 46032
Phone: 317-893-1900    
Olivia Ann Fondoble, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 13430 N Meridian St Ste 280, Carmel, IN 46032
Phone: 317-582-8030    
Dr. Peter Jerome Bustamante, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 13450 N Meridian St Ste 354, Carmel, IN 46032
Phone: 317-338-5100    
Thomas L Hutchinson, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 11725 Illinois Street, Suite 465, Carmel, IN 46032
Phone: 317-817-0010    Fax: 317-817-0012
Chintan J Amin, MD
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 11725 Illinois St Ste 325, Carmel, IN 46032
Phone: 317-688-5800    Fax: 317-688-5805

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