Dr William Wan Kao, MD - Medicare Urology in Largo, MD

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Dr William Wan Kao, MD is a medicare enrolled "Urology" physician in Largo, Maryland. He graduated from medical school in 2004 and has 20 years of diverse experience with area of expertise as Urology. He is a member of the group practice Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc and his current practice location is 1221 Mercantile Ln, Largo, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 618-5633.

Dr William Wan Kao is licensed to practice in Maryland (license number D0068713) 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 1821257924.

Contact Information

Dr William Wan Kao, MD
1221 Mercantile Ln,
Largo, MD 20774-5374
(301) 618-5633
(301) 618-7205

Map and Direction




Physician's Profile

Full NameDr William Wan Kao
GenderMale
SpecialityUrology
Experience20 Years
Location1221 Mercantile Ln, Largo, Maryland
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 William Wan Kao graduated from medical school in 2004
  NPI Data:
  • NPI Number: 1821257924
  • Provider Enumeration Date: 06/03/2008
  • Last Update Date: 06/22/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0749476976
  • Enrollment ID: I20140429001576

Medical Identifiers

Medical identifiers for Dr William Wan Kao such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821257924NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208800000XUrology 24214 (West Virginia)Secondary
208800000XUrology 0101255682 (Virginia)Secondary
208800000XUrology MD042222 (District Of Columbia)Secondary
208800000XUrology D0068713 (Maryland)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Medstar Washington Hospital CenterWashington, DCHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Kaiser Foundation Health Plan Of The Mid-atlantic States, Inc37794958581628

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 William Wan Kao allows following entities to bill medicare on his behalf.
Entity NameKaiser Foundation Health Plan Of The Mid-atlantic States, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952461816
PECOS PAC ID: 3779495858
Enrollment ID: O20040105000308
Entity NameKaiser Foundation Health Plan Of The Mid-atlantic States, Inc
Entity TypePart B Supplier - Ambulatory Surgical Center
Entity IdentifiersNPI Number: 1578638425
PECOS PAC ID: 3779495858
Enrollment ID: O20040805001280
Entity NameKaiser Foundation Health Plan Of The Mid-atlantic States, Inc
Entity TypePart B Supplier - Ambulatory Surgical Center
Entity IdentifiersNPI Number: 1366781700
PECOS PAC ID: 3779495858
Enrollment ID: O20130507000207

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 William Wan Kao 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 William Wan Kao, MD
1221 Mercantile Ln,
Largo, MD 20774-5374

Ph: (301) 618-5633		Dr William Wan Kao, MD
1221 Mercantile Ln,
Largo, MD 20774-5374

Ph: (301) 618-5633

Reviews and Comments


Urology Doctors in Largo, MD

Mohamed A Atalla, M.D.
Urology
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Ln, Kaiser Permanente Department Of Urology, Largo, MD 20774
Phone: 301-618-5500    
Dr. Madhu Priya P Khanna, MD
Urology
Medicare: Accepting Medicare Assignments
Practice Location: 1221 Mercantile Ln, Largo, MD 20774
Phone: 301-618-5500    

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.