Dr Michael Ross Grey, MD, MPH - Medicare Internal Medicine in New Britain, CT

Dr Michael Ross Grey, MD, MPH is a medicare enrolled "Internal Medicine" physician in New Britain, Connecticut. He went to University Of Connecticut School Of Medicine and graduated in 1984 and has 40 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Trinity Health Of New England Provider Network Organization Inc and his current practice location is 100 Grand St, Hospital Of Central Connecticut, New Britain, Connecticut. You can reach out to his office (for appointments etc.) via phone at (860) 224-5661.

Dr Michael Ross Grey is licensed to practice in Connecticut (license number 030127) 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 1881777936.

Contact Information

Dr Michael Ross Grey, MD, MPH
100 Grand St, Hospital Of Central Connecticut,
New Britain, CT 06050
(860) 224-5661
(860) 224-5785

Map and Direction




Physician's Profile

Full NameDr Michael Ross Grey
GenderMale
SpecialityInternal Medicine
Experience40 Years
Location100 Grand St, New Britain, Connecticut
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 Michael Ross Grey attended and graduated from University Of Connecticut School Of Medicine in 1984
  NPI Data:
  • NPI Number: 1881777936
  • Provider Enumeration Date: 10/23/2006
  • Last Update Date: 06/15/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 3577526268
  • Enrollment ID: I20041110000676

Medical Identifiers

Medical identifiers for Dr Michael Ross Grey such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1881777936NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083P0500XPreventive Medicine - Preventive Medicine/occupational Environmental Medicine 030127 (Connecticut)Secondary
207R00000XInternal Medicine 030127 (Connecticut)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Francis Hospital & Medical CenterHartford, CTHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Trinity Health Of New England Provider Network Organization Inc0941113567621

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 Michael Ross Grey allows following entities to bill medicare on his behalf.
Entity NameTrinity Health Of New England Provider Network Organization Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1003882812
PECOS PAC ID: 0941113567
Enrollment ID: O20031110000651

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 Michael Ross Grey 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 Michael Ross Grey, MD, MPH
100 Grand St, Hospital Of Central Connecticut,
New Britain, CT 06050

Ph: (860) 224-5661
Dr Michael Ross Grey, MD, MPH
100 Grand St, Hospital Of Central Connecticut,
New Britain, CT 06050

Ph: (860) 224-5661

Reviews and Comments


Internal Medicine Doctors in New Britain, CT

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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.

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