Dr Michael O'riley Rigsby, MD - Medicare Internal Medicine in New Haven, CT

Dr Michael O'riley Rigsby, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in New Haven, Connecticut. His current practice location is 55 Lock Street, New Haven, Connecticut. You can reach out to his office (for appointments etc.) via phone at (203) 432-0076.

Dr Michael O'riley Rigsby is licensed to practice in Connecticut (license number 031214) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1912946005.

Contact Information

Dr Michael O'riley Rigsby, MD
55 Lock Street,
New Haven, CT 06520-8237
(203) 432-0076
(203) 432-7289

Map and Direction




Physician's Profile

Full NameDr Michael O'riley Rigsby
GenderMale
SpecialityInternal Medicine - Infectious Disease
Location55 Lock Street, New Haven, Connecticut
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1912946005
  • Provider Enumeration Date: 06/05/2006
  • Last Update Date: 04/06/2011
  Medicare PECOS Information:
  • PECOS PAC ID: 0941195382
  • Enrollment ID: I20040216000990

Medical Identifiers

Medical identifiers for Dr Michael O'riley Rigsby such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1912946005NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RI0200XInternal Medicine - Infectious Disease 031214 (Connecticut)Primary

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 O'riley Rigsby allows following entities to bill medicare on his behalf.
Entity NameYale University
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1093862740
PECOS PAC ID: 9436061736
Enrollment ID: O20031124000690

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 O'riley Rigsby 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 O'riley Rigsby, MD
Po Box 208237, 55 Lock Street,
New Haven, CT 06520-8237

Ph: (203) 432-0076
Dr Michael O'riley Rigsby, MD
55 Lock Street,
New Haven, CT 06520-8237

Ph: (203) 432-0076

Reviews and Comments


Internal Medicine Doctors in New Haven, CT

Dr. Brian Christopher Cambi, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 333 Cedar St, Dcb 3, New Haven, CT 06510
Phone: 203-785-4129    Fax: 203-737-2437
Ms. Maryam Gondal, M.D.
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 330 Cedar Street, Bb 114, New Haven, CT 06510
Phone: 203-785-4184    
Matthew Joseph Mcconnell, M.D.
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 333 Cedar St, Ynhh Internal Medicine-gi,section Of Digestive Diseases, New Haven, CT 06510
Phone: 203-785-7012    
Marie Anjeliese Rodriguez,
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 20 York St, New Haven, CT 06510
Phone: 203-688-4242    
Dr. Margaret M Xu, MD
Infectious Disease
Medicare: Medicare Enrolled
Practice Location: 20 York St, New Haven, CT 06510
Phone: 203-688-4242    
Carola Marte, MD
Infectious Disease
Medicare: Not Enrolled in Medicare
Practice Location: 1450 Chapel St, Haelen Center, New Haven, CT 06511
Phone: 203-789-4135    Fax: 203-867-5241
Jeanette M Tetrault, MD
Infectious Disease
Medicare: Accepting Medicare Assignments
Practice Location: 1 Long Wharf Dr, New Haven, CT 06511
Phone: 203-781-4600    Fax: 203-781-4624

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.