Dr David Cong Tian, MD - Medicare Internal Medicine in Oakland, CA

Dr David Cong Tian, MD is a medicare enrolled "Internal Medicine" physician in Oakland, California. He went to Harvard Medical School and graduated in 2013 and has 11 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice City And County Of San Francisco and his current practice location is 1411 E 31st St, Oakland, California. You can reach out to his office (for appointments etc.) via phone at (510) 437-5039.

Dr David Cong Tian is licensed to practice in California (license number A134437) 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 1427390186.

Contact Information

Dr David Cong Tian, MD
1411 E 31st St,
Oakland, CA 94602-1092
(510) 437-5039
(510) 437-5134

Map and Direction




Physician's Profile

Full NameDr David Cong Tian
GenderMale
SpecialityInternal Medicine
Experience11 Years
Location1411 E 31st St, Oakland, 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 David Cong Tian attended and graduated from Harvard Medical School in 2013
  NPI Data:
  • NPI Number: 1427390186
  • Provider Enumeration Date: 03/20/2013
  • Last Update Date: 10/01/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 3476832726
  • Enrollment ID: I20161109002360

Medical Identifiers

Medical identifiers for Dr David Cong Tian such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1427390186NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2083A0300XPreventive Medicine - Addiction Medicine A134437 (California)Secondary
207R00000XInternal Medicine A134437 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Zuckerberg San Francisco General Hosp & Trauma CtrSan francisco, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
City And County Of San Francisco1658280748309

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 David Cong Tian allows following entities to bill medicare on his behalf.
Entity NameCity & County Of San Francisco
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1982737524
PECOS PAC ID: 1658280748
Enrollment ID: O20050309000770

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 David Cong Tian 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 David Cong Tian, MD
1411 East 31st St, A2, Qic 22130,
Oakland, CA 94602

Ph: (510) 437-4140
Dr David Cong Tian, MD
1411 E 31st St,
Oakland, CA 94602-1092

Ph: (510) 437-5039

Reviews and Comments


Internal Medicine Doctors in Oakland, CA

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Chee C. Chow, MD
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David M. Bliss, MD
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Phone: 510-987-1000    

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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