Dinesh Kumar Rengarajan, MD - Medicare Internal Medicine in Chicago, IL

Dinesh Kumar Rengarajan, MD is a medicare enrolled "Internal Medicine" physician in Chicago, Illinois. He graduated from medical school in 2009 and has 15 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Mount Sinai Community Foundation and his current practice location is 1969 W Ogden Ave, Chicago, Illinois. You can reach out to his office (for appointments etc.) via phone at (312) 864-6000.

Dinesh Kumar Rengarajan is licensed to practice in Illinois (license number 125063431) 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 1194166595.

Contact Information

Dinesh Kumar Rengarajan, MD
1969 W Ogden Ave,
Chicago, IL 60612-3765
(312) 864-6000
Not Available

Map and Direction




Physician's Profile

Full NameDinesh Kumar Rengarajan
GenderMale
SpecialityInternal Medicine
Experience15 Years
Location1969 W Ogden Ave, 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:
  • Dinesh Kumar Rengarajan graduated from medical school in 2009
  NPI Data:
  • NPI Number: 1194166595
  • Provider Enumeration Date: 07/13/2013
  • Last Update Date: 07/13/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 0244536472
  • Enrollment ID: I20160930002080

Medical Identifiers

Medical identifiers for Dinesh Kumar Rengarajan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1194166595NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 125063431 (Illinois)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Mt Sinai Hospital Medical CenterChicago, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Mount Sinai Community Foundation5991600405207

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. Dinesh Kumar Rengarajan allows following entities to bill medicare on his behalf.
Entity NameMount Sinai Community Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1376715896
PECOS PAC ID: 5991600405
Enrollment ID: O20040202001032

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. Dinesh Kumar Rengarajan 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
Dinesh Kumar Rengarajan, MD
100 Forest Pl, 1301,
Oak Park, IL 60301-1145

Ph: (312) 860-6946
Dinesh Kumar Rengarajan, MD
1969 W Ogden Ave,
Chicago, IL 60612-3765

Ph: (312) 864-6000

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.