Michael Tzyy-shyan Chuang, DO - Medicare Family Practice in San Marcos, CA

Michael Tzyy-shyan Chuang, DO is a medicare enrolled "Family Medicine - Sports Medicine" physician in San Marcos, California. He graduated from medical school in 2013 and has 11 years of diverse experience with area of expertise as Family Practice. He is a member of the group practice Southern California Permanente Medical Group and his current practice location is 400 Craven Rd, San Marcos, California. You can reach out to his office (for appointments etc.) via phone at (866) 459-2912.

Michael Tzyy-shyan Chuang is licensed to practice in California (license number 20A13562) 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 1487098802.

Contact Information

Michael Tzyy-shyan Chuang, DO
400 Craven Rd,
San Marcos, CA 92078-4201
(866) 459-2912
Not Available

Map and Direction




Physician's Profile

Full NameMichael Tzyy-shyan Chuang
GenderMale
SpecialityFamily Practice
Experience11 Years
Location400 Craven Rd, San Marcos, California
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:
  • Michael Tzyy-shyan Chuang graduated from medical school in 2013
  NPI Data:
  • NPI Number: 1487098802
  • Provider Enumeration Date: 04/29/2013
  • Last Update Date: 09/10/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 6709025190
  • Enrollment ID: I20171004002062

Medical Identifiers

Medical identifiers for Michael Tzyy-shyan Chuang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1487098802NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207QS0010XFamily Medicine - Sports Medicine 20A13562 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Southern California Permanente Medical Group60027291757951

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. Michael Tzyy-shyan Chuang allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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. Michael Tzyy-shyan Chuang 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
Michael Tzyy-shyan Chuang, DO
400 Craven Rd,
San Marcos, CA 92078-4201

Ph: (866) 459-2912
Michael Tzyy-shyan Chuang, DO
400 Craven Rd,
San Marcos, CA 92078-4201

Ph: (866) 459-2912

Reviews and Comments


Family Medicine Doctors in San Marcos, CA

Steven J. Sherman, M.D.
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 400 Craven Rd, San Marcos, CA 92078
Phone: 619-528-5000    
Omar Salamanca, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 150 Valpreda Rd, San Marcos, CA 92069
Phone: 760-736-6767    Fax: 760-736-8740
Haley Luebke Morton, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 111 Campus Way Ste 301, San Marcos, CA 92078
Phone: 760-806-5700    
Alexander Espinoza, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 277 Rancheros Dr, Suite 100, San Marcos, CA 92069
Phone: 866-228-2236    Fax: 760-471-0513
Jackie Lui, DO
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 111 Campus Way Ste 301, San Marcos, CA 92078
Phone: 760-806-5700    
Dr. Veronica Reyes, MD
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 111 Campus Way Ste 301, San Marcos, CA 92078
Phone: 760-745-5700    Fax: 858-404-1827
Alan Krystal,
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1582 W San Marcos Blvd Ste 100, San Marcos, CA 92078
Phone: 760-591-9975    

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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