Alan J Gamsey, MD - Medicare Gastroenterology in Chesapeake, VA

Alan J Gamsey, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Chesapeake, Virginia. He graduated from medical school in 1975 and has 49 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Tidewater Gastroenterology,pllc and his current practice location is 112 Gainsborough Sq, Suite 200, Chesapeake, Virginia. You can reach out to his office (for appointments etc.) via phone at (757) 547-0798.

Alan J Gamsey is licensed to practice in Virginia (license number 0101029563) 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 1043295348.

Contact Information

Alan J Gamsey, MD
112 Gainsborough Sq, Suite 200,
Chesapeake, VA 23320-1706
(757) 547-0798
(757) 547-0145

Map and Direction




Physician's Profile

Full NameAlan J Gamsey
GenderMale
SpecialityGastroenterology
Experience49 Years
Location112 Gainsborough Sq, Chesapeake, Virginia
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:
  • Alan J Gamsey graduated from medical school in 1975
  NPI Data:
  • NPI Number: 1043295348
  • Provider Enumeration Date: 12/08/2005
  • Last Update Date: 05/11/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 9436107943
  • Enrollment ID: I20050113000080

Medical Identifiers

Medical identifiers for Alan J Gamsey such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1043295348NPI-NPPES
010103037MedicaidVA
159479OtherVABCBS
65084OtherVAUNITEDHEALTHCARE
65084OtherVAMAMSI/MDIPA
15138OtherVASENTARA/OPTIMA
890577PMedicaidNC

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 0101029563 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Chesapeake Regional Medical CenterChesapeake, VAHospital
Sentara Leigh HospitalNorfolk, VAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Tidewater Gastroenterology,pllc428468289925

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. Alan J Gamsey allows following entities to bill medicare on his behalf.
Entity NameGastroenterology Associates Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1518990472
PECOS PAC ID: 2466449228
Enrollment ID: O20040426001345
Entity NameTidewater Gastroenterology,pllc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1942300298
PECOS PAC ID: 4284682899
Enrollment ID: O20050111000326

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. Alan J Gamsey 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
Alan J Gamsey, MD
112 Gainsborough Sq, Suite 200,
Chesapeake, VA 23320-1706

Ph: (757) 547-0798
Alan J Gamsey, MD
112 Gainsborough Sq, Suite 200,
Chesapeake, VA 23320-1706

Ph: (757) 547-0798

Reviews and Comments


Internal Medicine Doctors in Chesapeake, VA

Barbara Sarris,
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Phone: 757-484-5828    Fax: 757-484-4371
Dr. Jieming Yan, MD
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Practice Location: 736 Battlefield Blvd N, Chesapeake, VA 23320
Phone: 757-967-8622    Fax: 757-686-0541
Louis Nicondro Carideo, MD
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Practice Location: 808 S Battlefield Blvd, Chesapeake, VA 23322
Phone: 757-482-4721    Fax: 757-546-9108
Himanshu D. Desai, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 300 Medical Pkwy Ste 222a, Chesapeake, VA 23320
Phone: 757-917-5716    Fax: 757-524-4396
Paul J Pontier, MD
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Medicare: Medicare Enrolled
Practice Location: 713 Volvo Pkwy, Ste 100, Chesapeake, VA 23320
Phone: 757-548-0076    Fax: 757-548-1652
Simon David Marian, DO
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Medicare: Medicare Enrolled
Practice Location: 705 Battlefield Blvd N, Chesapeake, VA 23320
Phone: 757-547-0688    

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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