Larry W Tsai, MD - Medicare Internal Medicine in Boston, MA

Larry W Tsai, MD is a medicare enrolled "Internal Medicine - Pulmonary Disease" physician in Boston, Massachusetts. His current practice location is 75 Francis Street Pbb Clinics 3, Brigham And Women's Hospital Pulmonary Division, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 732-5500.

Larry W Tsai is licensed to practice in Massachusetts (license number 159473) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1134179666.

Contact Information

Larry W Tsai, MD
75 Francis Street Pbb Clinics 3, Brigham And Women's Hospital Pulmonary Division,
Boston, MA 02115
(617) 732-5500
Not Available



Physician's Profile

Full NameLarry W Tsai
GenderMale
SpecialityInternal Medicine - Pulmonary Disease
Location75 Francis Street Pbb Clinics 3, Boston, Massachusetts
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1134179666
  • Provider Enumeration Date: 05/12/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 8325039050
  • Enrollment ID: I20040521000179

Medical Identifiers

Medical identifiers for Larry W Tsai such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1134179666NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RP1001XInternal Medicine - Pulmonary Disease 159473 (Massachusetts)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. Larry W Tsai allows following entities to bill medicare on his behalf.
Entity NameBrigham And Women's Physicians Organization Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033535497
PECOS PAC ID: 3870405988
Enrollment ID: O20150107001260

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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. Larry W Tsai 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
Larry W Tsai, MD
75 Francis Street Pbb Clinics 3, Brigham And Women's Hospital Pulmonary Division,
Boston, MA 02115

Ph: (617) 732-7420
Larry W Tsai, MD
75 Francis Street Pbb Clinics 3, Brigham And Women's Hospital Pulmonary Division,
Boston, MA 02115

Ph: (617) 732-5500

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Internal Medicine Doctors in Boston, MA

Kaitlyn My-tu Lam, MBBS
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114
Phone: 617-724-7738    
Kui Toh Gerard Leong, M.D.
Pulmonary Disease
Medicare: Not Enrolled in Medicare
Practice Location: 55 Fruit Street, Massachusetts General Hospital, Boston, MA 02114
Phone: 617-726-8862    
Ruma Rajbhandari,
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 75 Francis St, Boston, MA 02115
Phone: 617-525-6841    
Alaka Ray, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114
Phone: 617-726-2066    
Meghan E Sise, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: Massachusetts General Hospital, 55 Fruit Street, Boston, MA 02114
Phone: 617-726-2862    
Aaron Dickstein, M.D.
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 800 Washington St, Box 233, Boston, MA 02111
Phone: 617-636-5883    Fax: 617-636-9292
Dr. Felicia Elizabeth Patch, MD
Pulmonary Disease
Medicare: Accepting Medicare Assignments
Practice Location: 801 Massachusetts Ave, Crosstown 2, Boston, MA 02118
Phone: 617-414-4376    Fax: 617-414-4676

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