Dr Russell J Chang, MD - Medicare Obstetrics & Gynecology in San Diego, CA

Dr Russell J Chang, MD is a medicare enrolled "Obstetrics & Gynecology - Reproductive Endocrinology" physician in San Diego, California. His current practice location is 200 W Arbor Dr, San Diego, California. You can reach out to his office (for appointments etc.) via phone at (858) 657-8745.

Dr Russell J Chang is licensed to practice in California (license number G20109) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1629003389.

Contact Information

Dr Russell J Chang, MD
200 W Arbor Dr,
San Diego, CA 92103
(858) 657-8745
Not Available

Map and Direction




Physician's Profile

Full NameDr Russell J Chang
GenderMale
SpecialityObstetrics & Gynecology - Reproductive Endocrinology
Location200 W Arbor Dr, San Diego, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1629003389
  • Provider Enumeration Date: 07/11/2006
  • Last Update Date: 07/09/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 5698899318
  • Enrollment ID: I20100902000368

Medical Identifiers

Medical identifiers for Dr Russell J Chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1629003389NPI-NPPES
00G201090MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VE0102XObstetrics & Gynecology - Reproductive Endocrinology G20109 (California)Primary

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 Russell J Chang allows following entities to bill medicare on his behalf.
Entity NameRegents Of The University Of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1326141862
PECOS PAC ID: 3577476761
Enrollment ID: O20031209001111

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 Russell J 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 Russell J Chang, MD
Po Box 232410,
San Diego, CA 92193-2410

Ph: () -
Dr Russell J Chang, MD
200 W Arbor Dr,
San Diego, CA 92103

Ph: (858) 657-8745

Reviews and Comments


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Dr. Douglas Andrew Woelkers, M.D.
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Practice Location: 200 W Arbor Dr, Ucsd Medical Center, San Diego, CA 92103
Phone: 619-543-2384    Fax: 619-543-3707

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.