Leon Kao, MD - Medicare Allergy/immunology in Germantown, MD

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Leon Kao, MD is a medicare enrolled "Allergy & Immunology - Allergy" physician in Germantown, Maryland. He graduated from medical school in 2001 and has 23 years of diverse experience with area of expertise as Allergy/immunology. He is a member of the group practice Privia Medical Group Llc and his current practice location is 19851 Observation Dr Ste 375, Germantown, Maryland. You can reach out to his office (for appointments etc.) via phone at (301) 972-3709.

Leon Kao is licensed to practice in Maryland (license number D0074337) 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 1265639728.

Contact Information

Leon Kao, MD
19851 Observation Dr Ste 375,
Germantown, MD 20876-4151
(301) 972-3709
(301) 515-3612

Map and Direction




Physician's Profile

Full NameLeon Kao
GenderMale
SpecialityAllergy/immunology
Experience23 Years
Location19851 Observation Dr Ste 375, Germantown, 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:
  • Leon Kao graduated from medical school in 2001
  NPI Data:
  • NPI Number: 1265639728
  • Provider Enumeration Date: 06/28/2007
  • Last Update Date: 09/05/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 6709939358
  • Enrollment ID: I20130524000283

Medical Identifiers

Medical identifiers for Leon Kao such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265639728NPI-NPPES
97730501OtherMDBCBS OF MARYLAND
1049243OtherVASOUTHERN HEALTH/COVENTRY
5753777OtherMDCIGNA
8739985OtherMDAETNA HMO
227674YDBHOtherMDMEDICARE
P00735855OtherVARAILROAD MEDICARE
3090008OtherMDMDIPA/OPTIMUM CHOICE
9117376OtherMDAETNA PPO
C149-0015OtherMDCAREFIRST BLUE CHOICE
1265639728MedicaidVA
302011OtherVAANTHEM

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207KA0200XAllergy & Immunology - Allergy D0074337 (Maryland)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Privia Medical Group Llc43856820611223

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. Leon Kao allows following entities to bill medicare on his behalf.
Entity NameFamily Healthcare, P.c.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053539122
PECOS PAC ID: 2567451156
Enrollment ID: O20040510000225
Entity NamePrivia Medical Group Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013042480
PECOS PAC ID: 4385682061
Enrollment ID: O20050422000298

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. Leon 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
Leon Kao, MD
19851 Observation Dr Ste 375,
Germantown, MD 20876-4151

Ph: (301) 972-3709		Leon Kao, MD
19851 Observation Dr Ste 375,
Germantown, MD 20876-4151

Ph: (301) 972-3709

Reviews and Comments


Allergy & Immunology Doctors in Germantown, MD

Alta Wolde,
Allergy & Immunology
Medicare: Accepting Medicare Assignments
Practice Location: 12850 Middlebrook Rd, Germantown, MD 20874
Phone: 301-972-9433    

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.