Christina Waiyin Koo, DO - Medicare Internal Medicine in Largo, FL

Christina Waiyin Koo, DO is a medicare enrolled "Internal Medicine - Rheumatology" physician in Largo, Florida. Her current practice location is 13644 Walsingham Rd, Largo, Florida. You can reach out to her office (for appointments etc.) via phone at (727) 595-2514.

Christina Waiyin Koo is licensed to practice in Florida (license number OS20171) 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 1962081554.

Contact Information

Christina Waiyin Koo, DO
13644 Walsingham Rd,
Largo, FL 33774-3532
(727) 595-2514
(727) 479-0484

Map and Direction




Physician's Profile

Full NameChristina Waiyin Koo
GenderFemale
SpecialityInternal Medicine - Rheumatology
Location13644 Walsingham Rd, Largo, Florida
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1962081554
  • Provider Enumeration Date: 04/02/2021
  • Last Update Date: 01/17/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 7810433570
  • Enrollment ID: I20240718002589

Medical Identifiers

Medical identifiers for Christina Waiyin Koo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1962081554NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine OS20171 (Florida)Secondary
207RR0500XInternal Medicine - Rheumatology OS20171 (Florida)Primary

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. Christina Waiyin Koo 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
Christina Waiyin Koo, DO
13644 Walsingham Rd,
Largo, FL 33774-3532

Ph: (727) 592-2519
Christina Waiyin Koo, DO
13644 Walsingham Rd,
Largo, FL 33774-3532

Ph: (727) 595-2514

Reviews and Comments


Internal Medicine Doctors in Largo, FL

Dr. Julie Bard Fogarty, M.D.
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Dr. James F. Rivenbark, M.D.
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Randal G Worth, DO
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Dr. Rubaiya Mallay, D.O.
Rheumatology
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Practice Location: 13644 Walsingham Road, Largo, FL 33774
Phone: 727-595-2519    Fax: 727-595-3872
Tatjana Webster, M.D.
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Phone: 727-584-4533    Fax: 727-581-7386
Andi Canhasi,
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Practice Location: 201 14th St Sw, Largo, FL 33770
Phone: 727-588-5704    Fax: 727-585-7205
Dr. Miranda Giusti, D.O.
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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.