Keith Bui, MD - Medicare Hospitalist in Brooklyn, NY

Keith Bui, MD is a medicare enrolled "Hospitalist" physician in Brooklyn, New York. He graduated from medical school in 2016 and has 8 years of diverse experience with area of expertise as Hospitalist. He is a member of the group practice North Shore - Lij Medical Pc and his current practice location is 450 Clarkson Ave, Box 1262, Brooklyn, New York. You can reach out to his office (for appointments etc.) via phone at (718) 270-1574.

Keith Bui is licensed to practice in New York (license number 297079) 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 1922460286.

Contact Information

Keith Bui, MD
450 Clarkson Ave, Box 1262,
Brooklyn, NY 11203-2012
(718) 270-1574
Not Available

Map and Direction




Physician's Profile

Full NameKeith Bui
GenderMale
SpecialityHospitalist
Experience8 Years
Location450 Clarkson Ave, Brooklyn, New York
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:
  • Keith Bui graduated from medical school in 2016
  NPI Data:
  • NPI Number: 1922460286
  • Provider Enumeration Date: 03/25/2016
  • Last Update Date: 01/11/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 2062751175
  • Enrollment ID: I20190903002940

Medical Identifiers

Medical identifiers for Keith Bui such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922460286NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 297079 (New York)Secondary
208M00000XHospitalist 297079 (New York)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
North Shore University HospitalManhasset, NYHospital
Plainview HospitalPlainview, NYHospital
Lenox Hill HospitalNew york, NYHospital
Long Island Jewish Medical CenterNew hyde park, NYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
North Shore - Lij Medical Pc33757015685120

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. Keith Bui allows following entities to bill medicare on his behalf.
Entity NameNorth Shore - Lij Medical Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1053688572
PECOS PAC ID: 3375701568
Enrollment ID: O20120220000262

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. Keith Bui 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
Keith Bui, MD
450 Clarkson Ave, Box 1262,
Brooklyn, NY 11203-2012

Ph: () -
Keith Bui, MD
450 Clarkson Ave, Box 1262,
Brooklyn, NY 11203-2012

Ph: (718) 270-1574

Reviews and Comments


Hospitalist Doctors in Brooklyn, NY

Dr. Daniel Beegan, MD
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Practice Location: 450 Clarkson Ave, Msc 67, Brooklyn, NY 11203
Phone: 718-270-4096    
Dr. Roosevelt Boursiquot, M.D., M.PHIL
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Fatima Malik, FATIMA MALIK M.D
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Practice Location: 825 New York Ave Apt 906, Brooklyn, NY 11203
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Marilou Guzman Crifasi, M.D.
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Medicare: Medicare Enrolled
Practice Location: 506 6th St, Brooklyn, NY 11215
Phone: 718-781-5260    Fax: 718-780-3266
Mdtarik Bin Naser, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 374 Stockholm St, Brooklyn, NY 11237
Phone: 718-755-9954    

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.