Dr Joseph T Chao, MD - Medicare Dermatology in San Francisco, CA

Dr Joseph T Chao, MD is a medicare enrolled "Dermatology" physician in San Francisco, California. He went to University Of Arizona College Of Medicine and graduated in 2015 and has 9 years of diverse experience with area of expertise as Dermatology. He is a member of the group practice Sutter Bay Medical Foundation and his current practice location is 1100 Van Ness Ave Fl 6, San Francisco, California. You can reach out to his office (for appointments etc.) via phone at (415) 600-5778.

Dr Joseph T Chao is licensed to practice in California (license number A154992) 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 1861805210.

Contact Information

Dr Joseph T Chao, MD
1100 Van Ness Ave Fl 6,
San Francisco, CA 94109-6978
(415) 600-5778
(520) 800-1169

Map and Direction




Physician's Profile

Full NameDr Joseph T Chao
GenderMale
SpecialityDermatology
Experience9 Years
Location1100 Van Ness Ave Fl 6, San Francisco, 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:
  • Dr Joseph T Chao attended and graduated from University Of Arizona College Of Medicine in 2015
  NPI Data:
  • NPI Number: 1861805210
  • Provider Enumeration Date: 06/03/2014
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4880940113
  • Enrollment ID: I20181020000518

Medical Identifiers

Medical identifiers for Dr Joseph T Chao such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1861805210NPI-NPPES
A154992OtherCASTATE MEDICAL LICENSE

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207N00000XDermatology A154992 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
California Pacific Medical Ctr-davies Campus HospSan francisco, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sutter Bay Medical Foundation42845387782941

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 Joseph T Chao allows following entities to bill medicare on his behalf.
Entity NameSutter Bay Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013950807
PECOS PAC ID: 4284538778
Enrollment ID: O20031125000909

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 Joseph T Chao 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 Joseph T Chao, MD
325 Distel Cir,
Los Altos, CA 94022-1408

Ph: (415) 600-5778
Dr Joseph T Chao, MD
1100 Van Ness Ave Fl 6,
San Francisco, CA 94109-6978

Ph: (415) 600-5778

Reviews and Comments


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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.