Douglas D. Zhang, M.d. Inc - Medicare Primary Care in San Leandro, CA

Douglas D. Zhang, M.d. Inc is a medicare enrolled primary clinic (Family Medicine) in San Leandro, California. The current practice location for Douglas D. Zhang, M.d. Inc is 13851 E 14th St Ste 102, San Leandro, California. For appointments, you can reach them via phone at (510) 351-2100. The mailing address for Douglas D. Zhang, M.d. Inc is 13851 E 14th St Ste 102, San Leandro, California and phone number is (510) 351-2100.

Douglas D. Zhang, M.d. Inc is licensed to practice in * (Not Available) (license number ). The clinic also participates in the medicare program and its NPI number is 1336215649. This medical practice accepts medicare insurance (which means this clinic accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance). However, please confirm if they accept your insurance at (510) 351-2100.

Contact Information

Douglas D. Zhang, M.d. Inc
13851 E 14th St Ste 102
San Leandro
CA 94578-2628
(510) 351-2100
(510) 357-3389

Map and Direction


Primary Care Clinic Profile

Full NameDouglas D. Zhang, M.d. Inc
SpecialityFamily Medicine
Location13851 E 14th St Ste 102, San Leandro, California
Authorized Official Name and PositionDoreen Fernandez (BUSINESS DEPARTMENT)
Authorized Official Contact5103512100
Accepts Medicare InsuranceYes. This clinic participates in medicare program and accept medicare insurance.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Douglas D. Zhang, M.d. Inc
13851 E 14th St Ste 102
San Leandro
CA 94578-2628

Ph: (510) 351-2100
Douglas D. Zhang, M.d. Inc
13851 E 14th St Ste 102
San Leandro
CA 94578-2628

Ph: (510) 351-2100

NPI Details:

NPI Number1336215649
Provider Enumeration Date11/28/2006
Last Update Date03/23/2011

Medicare PECOS Information:

Medicare PECOS PAC ID7810999356
Medicare Enrollment IDO20070212000644

Medical Identifiers

Medical identifiers for Douglas D. Zhang, M.d. Inc such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1336215649NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine (* (Not Available))Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Douglas D. Zhang, M.d. Inc acts as a billing entity for following providers:
Provider NameDouglas D Zhang
Provider TypePractitioner - General Practice
Provider IdentifiersNPI Number: 1023074341
PECOS PAC ID: 4183626625
Enrollment ID: I20070212000640

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.