Gary R Griglione, MD - Medicare Gastroenterology in Madison, WI

Gary R Griglione, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Madison, Wisconsin. He graduated from medical school in 1982 and has 42 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice University Of Wisconsin Medical Foundation Inc and his current practice location is 202 S Park St, Madison, Wisconsin. You can reach out to his office (for appointments etc.) via phone at (608) 417-5454.

Gary R Griglione is licensed to practice in Wisconsin (license number 56101) 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 1013931203.

Contact Information

Gary R Griglione, MD
202 S Park St,
Madison, WI 53715-1507
(608) 417-5454
Not Available

Map and Direction




Physician's Profile

Full NameGary R Griglione
GenderMale
SpecialityGastroenterology
Experience42 Years
Location202 S Park St, Madison, Wisconsin
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:
  • Gary R Griglione graduated from medical school in 1982
  NPI Data:
  • NPI Number: 1013931203
  • Provider Enumeration Date: 07/27/2006
  • Last Update Date: 01/12/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 1850421686
  • Enrollment ID: I20120312000449

Medical Identifiers

Medical identifiers for Gary R Griglione such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013931203NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 036074917 (Illinois)Secondary
207RG0100XInternal Medicine - Gastroenterology 56101 (Wisconsin)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
University Of Wi Hospitals & Clinics AuthorityMadison, WIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
University Of Wisconsin Medical Foundation Inc66087854642153

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. Gary R Griglione allows following entities to bill medicare on his behalf.
Entity NameUniversity Of Wisconsin Medical Foundation Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1598784555
PECOS PAC ID: 6608785464
Enrollment ID: O20031111000435

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. Gary R Griglione 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
Gary R Griglione, MD
202 S Park St,
Madison, WI 53715-1507

Ph: (608) 417-5454
Gary R Griglione, MD
202 S Park St,
Madison, WI 53715-1507

Ph: (608) 417-5454

Reviews and Comments


Internal Medicine Doctors in Madison, WI

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Dr. Sam Joseph Lubner, MD
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Randy S Heidel, MD
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Practice Location: 20 S Park St, Madison, WI 53715
Phone: 608-287-2250    Fax: 608-287-2438
Benjamin Kleiber, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 700 S Park St, Dean & St. Mary's Outpatient Center, Madison, WI 53715
Phone: 608-260-2900    Fax: 608-260-2956

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.