Janyll Irene Castineira, DO - Medicare Internal Medicine in Largo, FL

Janyll Irene Castineira, DO is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Largo, Florida. Her current practice location is 13777 Belcher Rd S Ste 100, Largo, Florida. You can reach out to her office (for appointments etc.) via phone at (727) 544-1600.

Janyll Irene Castineira is licensed to practice in Florida (license number OS15490) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1760830731.

Contact Information

Janyll Irene Castineira, DO
13777 Belcher Rd S Ste 100,
Largo, FL 33771-4096
(727) 544-1600
(727) 546-9071

Map and Direction




Physician's Profile

Full NameJanyll Irene Castineira
GenderFemale
SpecialityInternal Medicine - Gastroenterology
Location13777 Belcher Rd S Ste 100, Largo, Florida
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1760830731
  • Provider Enumeration Date: 05/31/2016
  • Last Update Date: 05/27/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 0840527172
  • Enrollment ID: I20190809000812

Medical Identifiers

Medical identifiers for Janyll Irene Castineira such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1760830731NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology OS15490 (Florida)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. Janyll Irene Castineira allows following entities to bill medicare on her behalf.
Entity NameFlorida Digestive Health Specialists, Llp
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1518267327
PECOS PAC ID: 6507054582
Enrollment ID: O20101216000875

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. Janyll Irene Castineira 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
Janyll Irene Castineira, DO
13777 Belcher Rd S Ste 100,
Largo, FL 33771-4096

Ph: (727) 544-1600
Janyll Irene Castineira, DO
13777 Belcher Rd S Ste 100,
Largo, FL 33771-4096

Ph: (727) 544-1600

Reviews and Comments


Internal Medicine Doctors in Largo, FL

Dr. Julie Bard Fogarty, M.D.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 8787 Bryan Dairy Rd Ste 320, Largo, FL 33777
Phone: 727-394-5650    Fax: 813-635-7939
Dr. James F. Rivenbark, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 1301 2nd Ave Sw, Largo, FL 33770
Phone: 727-584-7706    Fax: 727-586-6018
Randal G Worth, DO
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 13644 Walsingham Rd, Largo, FL 33774
Phone: 727-595-2519    Fax: 727-595-3872
Dr. Rubaiya Mallay, D.O.
Gastroenterology
Medicare: Accepting Medicare Assignments
Practice Location: 13644 Walsingham Road, Largo, FL 33774
Phone: 727-595-2519    Fax: 727-595-3872
Tatjana Webster, M.D.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 901 Clearwater-largo Rd N, Largo, FL 33770
Phone: 727-584-4533    Fax: 727-581-7386
Andi Canhasi,
Gastroenterology
Medicare: Medicare Enrolled
Practice Location: 201 14th St Sw, Largo, FL 33770
Phone: 727-588-5704    Fax: 727-585-7205
Dr. Miranda Giusti, D.O.
Gastroenterology
Medicare: Not Enrolled in Medicare
Practice Location: 3600 Oak Manor Ln Apt 46, Largo, FL 33774
Phone: 727-489-3305    Fax: 727-499-9559

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.