Scott Chichen Changchien, MD - Medicare Obstetrics & Gynecology in Oxnard, CA

Scott Chichen Changchien, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Oxnard, California. His current practice location is 3641 W 5th St, Oxnard, California. You can reach out to his office (for appointments etc.) via phone at (805) 985-5505.

Scott Chichen Changchien is licensed to practice in California (license number C51871) 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 1902850555.

Contact Information

Scott Chichen Changchien, MD
3641 W 5th St,
Oxnard, CA 93030-6424
(805) 985-5505
(805) 984-6095

Map and Direction




Physician's Profile

Full NameScott Chichen Changchien
GenderMale
SpecialityObstetrics & Gynecology
Location3641 W 5th St, Oxnard, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1902850555
  • Provider Enumeration Date: 05/19/2006
  • Last Update Date: 09/14/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 4385541879
  • Enrollment ID: I20050429000345

Medical Identifiers

Medical identifiers for Scott Chichen Changchien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1902850555NPI-NPPES
050394OtherCABLUE CROSS
RHM08609FMedicaidCA
RHM08608FMedicaidCA
ZZT40394FMedicaidCA
951683892OtherCAOTHER INSURANCE
RHM18553HMedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology C51871 (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. Scott Chichen Changchien allows following entities to bill medicare on his behalf.
Entity NameOb 24 Medical Group Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1255714671
PECOS PAC ID: 2466761481
Enrollment ID: O20151014000889

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. Scott Chichen Changchien 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
Scott Chichen Changchien, MD
5855 Olivas Park Dr,
Ventura, CA 93003-7672

Ph: (805) 667-2801
Scott Chichen Changchien, MD
3641 W 5th St,
Oxnard, CA 93030-6424

Ph: (805) 985-5505

Reviews and Comments


Obstetrics & Gynecology Doctors in Oxnard, CA

Dr. Julian Lee-wen Chiang, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1600 N Rose Ave, Oxnard, CA 93030
Phone: 805-218-8815    Fax: 805-221-6989
Dr. Antoine Thomas Hanna, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1700 N Rose Ave, 230, Oxnard, CA 93030
Phone: 805-988-2811    Fax: 805-981-4445
Dr. James J Ingaglio, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 1600 N Rose Ave, Oxnard, CA 93030
Phone: 805-988-2500    Fax: 805-256-7810
Dr. Peter Andrew Robilio, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 2901 N Ventura Rd Ste 110, Oxnard, CA 93036
Phone: 805-981-6163    
Dr. Jennifer Sheryl Steen, MD
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 1700 N Rose Ave Ste 280, Oxnard, CA 93030
Phone: 805-383-5270    Fax: 805-278-6477
Dr. Harry Schned, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1600 N Rose Ave, Oxnard, CA 93030
Phone: 805-522-1234    
Dr. Tzong L. Huang,
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1801 Solar Drive, #251, Oxnard, CA 93030
Phone: 805-988-6688    Fax: 805-981-9494

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.