Dr George Groussis, MD - Medicare Internal Medicine in Worcester, MA

Dr George Groussis, MD is a medicare enrolled "Internal Medicine" physician in Worcester, Massachusetts. He went to R Franklin University Of Med & Sci/chicago Medical School and graduated in 1993 and has 31 years of diverse experience with area of expertise as Internal Medicine. His current practice location is 140 W Boylston Dr, Worcester, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (508) 756-9200.

Dr George Groussis is licensed to practice in Massachusetts (license number 81987) 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 1184690992.

Contact Information

Dr George Groussis, MD
140 W Boylston Dr,
Worcester, MA 01606-2726
(508) 756-9200
(508) 756-9277

Map and Direction




Physician's Profile

Full NameDr George Groussis
GenderMale
SpecialityInternal Medicine
Experience31 Years
Location140 W Boylston Dr, Worcester, Massachusetts
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 George Groussis attended and graduated from R Franklin University Of Med & Sci/chicago Medical School in 1993
  NPI Data:
  • NPI Number: 1184690992
  • Provider Enumeration Date: 02/23/2006
  • Last Update Date: 04/30/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 3779539226
  • Enrollment ID: I20050328000678

Medical Identifiers

Medical identifiers for Dr George Groussis such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1184690992NPI-NPPES
3152707MedicaidMA
J16645OtherMABCBS
081987OtherMATUFTS
28867OtherMDFALLON
68567OtherMDHARVARD PILGRIM

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 81987 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Umass Memorial Medical Center/university CampusWorcester, MAHospital

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 George Groussis allows following entities to bill medicare on his behalf.
Entity NameAesclepion Healthcare Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1265626493
PECOS PAC ID: 3173603057
Enrollment ID: O20080104000175

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 George Groussis 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 George Groussis, MD
140 W Boylston Dr,
Worcester, MA 01606-2726

Ph: (508) 756-9200
Dr George Groussis, MD
140 W Boylston Dr,
Worcester, MA 01606-2726

Ph: (508) 756-9200

Reviews and Comments


Internal Medicine Doctors in Worcester, MA

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Dr. Julia D Andrieni, M.D.
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Practice Location: 55 Lake Ave N, Department Of General Medicine, Worcester, MA 01655
Phone: 508-334-2731    

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).

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