Dr Theresa S Chang, MD - Medicare Anesthesiology in Boston, MA

Dr Theresa S Chang, MD is a medicare enrolled "Anesthesiology" physician in Boston, Massachusetts. She went to Northwestern University Feinberg Medical School and graduated in 2001 and has 23 years of diverse experience with area of expertise as Anesthesiology. She is a member of the group practice Anesthesia Care Associates Medical Group, Inc and her current practice location is 55 Fruit St, Cln309 Anesthesia Associates, Boston, Massachusetts. You can reach out to her office (for appointments etc.) via phone at (617) 726-3030.

Dr Theresa S Chang is licensed to practice in Massachusetts (license number 223302) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1013976547.

Contact Information

Dr Theresa S Chang, MD
55 Fruit St, Cln309 Anesthesia Associates,
Boston, MA 02114-2696
(617) 726-3030
Not Available

Map and Direction




Physician's Profile

Full NameDr Theresa S Chang
GenderFemale
SpecialityAnesthesiology
Experience23 Years
Location55 Fruit St, Boston, Massachusetts
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Theresa S Chang attended and graduated from Northwestern University Feinberg Medical School in 2001
  NPI Data:
  • NPI Number: 1013976547
  • Provider Enumeration Date: 03/22/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 9638109325
  • Enrollment ID: I20070628000331

Medical Identifiers

Medical identifiers for Dr Theresa S Chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1013976547NPI-NPPES
2104491MedicaidMA
478709OtherMATUFTS HEALTH PLAN
J28954OtherMABCBS MA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207L00000XAnesthesiology 223302 (Massachusetts)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
California Pacific Medical Center- Van Ness CampusSan francisco, CAHospital
Novato Community HospitalNovato, CAHospital
California Pacific Medical Ctr-davies Campus HospSan francisco, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Anesthesia Care Associates Medical Group, Inc185033438495

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 Theresa S Chang allows following entities to bill medicare on her behalf.
Entity NameNorthern California Anesthesia
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1871541649
PECOS PAC ID: 2163410770
Enrollment ID: O20040503001551
Entity NameAnesthesia Care Associates Medical Group, Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1215985023
PECOS PAC ID: 1850334384
Enrollment ID: O20050606001171

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 Theresa S Chang 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 Theresa S Chang, MD
Po Box 9142, Mass General Physician Organization,
Charlestown, MA 02129-9142

Ph: (617) 724-0287
Dr Theresa S Chang, MD
55 Fruit St, Cln309 Anesthesia Associates,
Boston, MA 02114-2696

Ph: (617) 726-3030

Reviews and Comments


Anesthesiology Doctors in Boston, MA

Stephen G. Flynn, M.D.
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Medicare: Medicare Enrolled
Practice Location: 300 Longwood Ave, Boston, MA 02115
Phone: 617-355-6000    
Dr. Dusan Hanidziar, M.D., PH.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 55 Fruit St, Gray-bigelow 444, Boston, MA 02114
Phone: 617-726-3030    
Dr. Michael Christopher Lubrano, M.D., M.P.H.
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Medicare: Accepting Medicare Assignments
Practice Location: 75 Francis St, Boston, MA 02115
Phone: 617-732-8210    
Vahid Kiarad, M.D
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Medicare: Accepting Medicare Assignments
Practice Location: 330 Brookline Ave, Boston, MA 02215
Phone: 617-667-7000    
Kendrick M Shaw, MD, PHD
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: Massachusetts General Hospital, 55 Fruit St., Boston, MA 02114
Phone: 617-726-3030    
Dr. Peter Sidhom, DO
Anesthesiology
Medicare: Accepting Medicare Assignments
Practice Location: 800 Washington St, Boston, MA 02111
Phone: 603-560-2276    
John William Carl Carter Mallett, MD
Anesthesiology
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.

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).

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