Gagan S Chadha, MD - Medicare Internal Medicine in West Lafayette, IN

Gagan S Chadha, MD is a medicare enrolled "Internal Medicine" physician in West Lafayette, Indiana. He graduated from medical school in 1992 and has 32 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Unity Healthcare Llc and his current practice location is 166 Sagamore Pkwy W, West Lafayette, Indiana. You can reach out to his office (for appointments etc.) via phone at (765) 497-2428.

Gagan S Chadha is licensed to practice in Indiana (license number 01048719A) 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 1568430874.

Contact Information

Gagan S Chadha, MD
166 Sagamore Pkwy W,
West Lafayette, IN 47906-1569
(765) 497-2428
(765) 497-4251

Map and Direction




Physician's Profile

Full NameGagan S Chadha
GenderMale
SpecialityInternal Medicine
Experience32 Years
Location166 Sagamore Pkwy W, West Lafayette, 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:
  • Gagan S Chadha graduated from medical school in 1992
  NPI Data:
  • NPI Number: 1568430874
  • Provider Enumeration Date: 03/11/2006
  • Last Update Date: 03/22/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0244123214
  • Enrollment ID: I20040713001461

Medical Identifiers

Medical identifiers for Gagan S Chadha such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568430874NPI-NPPES
200212530MedicaidIN

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 01048719A (Indiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Indiana University Health Arnett HospitalLafayette, INHospital
Franciscan Health LafayetteLafayette, INHospital
Indiana University Health White Memorial HospitalMonticello, INHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Unity Healthcare Llc024412336271

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. Gagan S Chadha allows following entities to bill medicare on his behalf.
Entity NameUnity Healthcare Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1619929098
PECOS PAC ID: 0244123362
Enrollment ID: O20040203001083

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. Gagan S Chadha 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
Gagan S Chadha, MD
Po Box 4699,
Lafayette, IN 47903-4699

Ph: (765) 449-2732
Gagan S Chadha, MD
166 Sagamore Pkwy W,
West Lafayette, IN 47906-1569

Ph: (765) 497-2428

Reviews and Comments


Internal Medicine Doctors in West Lafayette, IN

Zarah-ann A Alba, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 253 Sagamore Pkwy W, West Lafayette, IN 47906
Phone: 765-448-8000    
Dr. Janet Hortin, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 601 Stadium Mall Dr, West Lafayette, IN 47907
Phone: 765-418-8433    Fax: 765-496-1227
Dr. Julianne Stout, MD
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 148 Sagamore Pkwy W, West Lafayette, IN 47906
Phone: 765-314-3515    Fax: 833-874-0936
Dr. Justin Ryan Lockrem, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 900 N John R Wooden Dr, West Lafayette, IN 47907
Phone: 765-494-3245    Fax: 765-494-9899
Grainne M O'malley, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 253 Sagamore Pkwy W, West Lafayette, IN 47906
Phone: 708-714-4378    
Timothy Dean Fisher, MD
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 253 Sagamore Pkwy W, West Lafayette, IN 47906
Phone: 765-448-8000    
Sarette C Zawadsky,
Internal Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 4022 Morehouse Rd, West Lafayette, IN 47906
Phone: 765-463-7584    Fax: 765-463-2029

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.