Dr Gavin Martin Gassen, MD - Medicare Otolaryngology in St. Croix, VI

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Dr Gavin Martin Gassen, MD is a medicare enrolled "Otolaryngology" physician in St. Croix, Virgin Island. He went to Tulane University School Of Medicine and graduated in 1992 and has 32 years of diverse experience with area of expertise as Otolaryngology. He is a member of the group practice Plessen Ent and his current practice location is 3004 Orange Grove, Suite 2, St. Croix, Virgin Island. You can reach out to his office (for appointments etc.) via phone at (340) 715-7720.

Dr Gavin Martin Gassen is licensed to practice in Louisiana (license number 021693) 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 1508836636.

Contact Information

Dr Gavin Martin Gassen, MD
3004 Orange Grove, Suite 2,
St. Croix, VI 00820
(340) 715-7720
(340) 713-9002

Map and Direction




Physician's Profile

Full NameDr Gavin Martin Gassen
GenderMale
SpecialityOtolaryngology
Experience32 Years
Location3004 Orange Grove, St. Croix, Virgin Island
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 Gavin Martin Gassen attended and graduated from Tulane University School Of Medicine in 1992
  NPI Data:
  • NPI Number: 1508836636
  • Provider Enumeration Date: 01/23/2006
  • Last Update Date: 03/21/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 1557527215
  • Enrollment ID: I20120724000692

Medical Identifiers

Medical identifiers for Dr Gavin Martin Gassen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1508836636NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Y00000XOtolaryngology 021693 (Louisiana)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Gov Juan F Luis Hospital & Medical CtrSt croix, VIHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Plessen Ent29618782442

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 Gavin Martin Gassen allows following entities to bill medicare on his behalf.
Entity NamePlessen Medical Group, Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1821331133
PECOS PAC ID: 8921303918
Enrollment ID: O20160301000382
Entity NamePlessen Ent
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1609515394
PECOS PAC ID: 2961878244
Enrollment ID: O20221012002198

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 Gavin Martin Gassen 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 Gavin Martin Gassen, MD
3004 Orange Grove, Suite 2,
St. Croix, VI 00820

Ph: (340) 715-7720		Dr Gavin Martin Gassen, MD
3004 Orange Grove, Suite 2,
St. Croix, VI 00820

Ph: (340) 715-7720

Reviews and Comments


Otolaryngology Doctors in St. Croix, VI


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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