Dr Chia-ling Nhan-chang, MD - Medicare Obstetrics/gynecology in San Diego, CA

Dr Chia-ling Nhan-chang, MD is a medicare enrolled "Obstetrics & Gynecology - Maternal & Fetal Medicine" physician in San Diego, California. She graduated from medical school in 2003 and has 22 years of diverse experience with area of expertise as Obstetrics/gynecology. She is a member of the group practice Regents Of The University Of California and her current practice location is 200 W Arbor Dr, San Diego, California. You can reach out to her office (for appointments etc.) via phone at (009) 268-2738.

Dr Chia-ling Nhan-chang is licensed to practice in California (license number C193872) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1265686794.

Contact Information

Dr Chia-ling Nhan-chang, MD
200 W Arbor Dr,
San Diego, CA 92103-9000
(009) 268-2738
Not Available

Map and Direction




Physician's Profile

Full NameDr Chia-ling Nhan-chang
GenderFemale
SpecialityObstetrics/gynecology
Experience22 Years
Location200 W Arbor Dr, San Diego, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Dr Chia-ling Nhan-chang graduated from medical school in 2003
  NPI Data:
  • NPI Number: 1265686794
  • Provider Enumeration Date: 11/11/2008
  • Last Update Date: 04/22/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 5193918639
  • Enrollment ID: I20240328002162

Medical Identifiers

Medical identifiers for Dr Chia-ling Nhan-chang such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1265686794NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine 255921 (New York)Secondary
207VM0101XObstetrics & Gynecology - Maternal & Fetal Medicine C193872 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Regents Of The University Of California35774767611890

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 Chia-ling Nhan-chang allows following entities to bill medicare on her behalf.
Entity NameRegents Of The University Of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1174626618
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 Chia-ling Nhan-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 Chia-ling Nhan-chang, MD
File 57326,
Los Angeles, CA 90074-0001

Ph: () -
Dr Chia-ling Nhan-chang, MD
200 W Arbor Dr,
San Diego, CA 92103-9000

Ph: (009) 268-2738

Reviews and Comments


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Michael C. Wong, MD
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Dr. Gary C O'hara, M.D.
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Phone: 858-499-2702    Fax: 858-874-2418

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.