Lawrence C Tsen, MD - Medicare Anesthesiology in Boston, MA

Lawrence C Tsen, MD is a medicare enrolled "Anesthesiology" physician in Boston, Massachusetts. He went to University Of Kansas School Of Med (kc/wich/sal) and graduated in 1991 and has 33 years of diverse experience with area of expertise as Anesthesiology. He is a member of the group practice Brigham And Womens Physicians Organization Inc and his current practice location is 75 Francis St, Cwn L1 Brigham And Womens Hospital Dept Of Anesthesiolo, Boston, Massachusetts. You can reach out to his office (for appointments etc.) via phone at (617) 732-8210.

Lawrence C Tsen is licensed to practice in Massachusetts (license number 80813) 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 1427068527.

Contact Information

Lawrence C Tsen, MD
75 Francis St, Cwn L1 Brigham And Womens Hospital Dept Of Anesthesiolo,
Boston, MA 02115
(617) 732-8210
Not Available

Map and Direction




Physician's Profile

Full NameLawrence C Tsen
GenderMale
SpecialityAnesthesiology
Experience33 Years
Location75 Francis St, Boston, Massachusetts
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:
  • Lawrence C Tsen attended and graduated from University Of Kansas School Of Med (kc/wich/sal) in 1991
  NPI Data:
  • NPI Number: 1427068527
  • Provider Enumeration Date: 08/09/2006
  • Last Update Date: 05/17/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 7618165796
  • Enrollment ID: I20101216000716

Medical Identifiers

Medical identifiers for Lawrence C Tsen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427068527NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 80813 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Brigham And Women's HospitalBoston, MAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Brigham And Womens Physicians Organization Inc38704059882511

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. Lawrence C Tsen allows following entities to bill medicare on his behalf.
Entity NameChmc Anesthesia Foundation Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831268754
PECOS PAC ID: 0446155568
Enrollment ID: O20031203000162
Entity NameChmc Anesthesia Foundation Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1831268754
PECOS PAC ID: 0446155568
Enrollment ID: O20110826000388
Entity NameBrigham & Womens Physicians Organization Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1033535497
PECOS PAC ID: 3870405988
Enrollment ID: O20150107001260

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. Lawrence C Tsen 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
Lawrence C Tsen, MD
75 Francis St, Cwn L1 Brigham And Womens Hospital Dept Of Anesthesiolo,
Boston, MA 02115

Ph: (617) 732-8210
Lawrence C Tsen, MD
75 Francis St, Cwn L1 Brigham And Womens Hospital Dept Of Anesthesiolo,
Boston, MA 02115

Ph: (617) 732-8210

Reviews and Comments


Anesthesiology Doctors in Boston, MA

Stephen G. Flynn, M.D.
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Dr. Michael Christopher Lubrano, M.D., M.P.H.
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Kendrick M Shaw, MD, PHD
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Dr. Peter Sidhom, DO
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Phone: 603-560-2276    
John William Carl Carter Mallett, MD
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Medicare: Medicare Enrolled
Practice Location: 75 Francis St, Boston, MA 02115
Phone: 617-732-5500    

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.

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