Maria Siu, DO - Medicare Obstetrics & Gynecology in Pomona, CA

  1. Home
  2. Obstetrics & Gynecology
  3. CA
  4. Pomona
Maria Siu, DO is a medicare enrolled "Obstetrics & Gynecology" physician in Pomona, California. Her current practice location is 160 E Artesia St Ste 330, Pomona, California. You can reach out to her office (for appointments etc.) via phone at (909) 622-5654.

Maria Siu is licensed to practice in California (license number 20A13839) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1144513862.

Contact Information

Maria Siu, DO
160 E Artesia St Ste 330,
Pomona, CA 91767-2922
(909) 622-5654
Not Available

Map and Direction




Physician's Profile

Full NameMaria Siu
GenderFemale
SpecialityObstetrics & Gynecology
Location160 E Artesia St Ste 330, Pomona, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1144513862
  • Provider Enumeration Date: 05/27/2011
  • Last Update Date: 05/08/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 6800023128
  • Enrollment ID: I20170112002177

Medical Identifiers

Medical identifiers for Maria Siu such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1144513862NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology P26504 (Maryland)Secondary
207V00000XObstetrics & Gynecology 20A13839 (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. Maria Siu allows following entities to bill medicare on her behalf.
Entity NameDowntown Bronx Medical Associates Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689618407
PECOS PAC ID: 9638082746
Enrollment ID: O20031106000016

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. Maria Siu 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
Maria Siu, DO
160 E Artesia St Ste 330,
Pomona, CA 91767-2922

Ph: (909) 622-5654		Maria Siu, DO
160 E Artesia St Ste 330,
Pomona, CA 91767-2922

Ph: (909) 622-5654

Reviews and Comments


Obstetrics & Gynecology Doctors in Pomona, CA

Vijay Chandrudu Katukota, M.D;F.A.C.O.G
Obstetrics & Gynecology
Medicare: May Accept Medicare Assignments
Practice Location: 1177 N Park Ave, Pomona, CA 91768
Phone: 909-623-9900    Fax: 909-623-1993
Maggie Pham, D.O.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 160 E Artesia St Ste 330, Pomona, CA 91767
Phone: 909-622-5654    Fax: 909-622-4914
Dr. Simmi P. Dhaliwal, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 160 E Artesia St Ste 330, Pomona, CA 91767
Phone: 909-622-5654    Fax: 909-622-4914
Dr. Ju Chul Rhee, MD
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1818 N Orange Grove Ave, #302, Pomona, CA 91767
Phone: 909-623-9671    Fax: 909-469-1475
Francisco Jose Cuellar, M.D.
Obstetrics & Gynecology
Medicare: May Accept Medicare Assignments
Practice Location: 160 E Artesia St Ste 150, Pomona, CA 91767
Phone: 909-784-2490    Fax: 909-784-2493
Stephanie Cropper,
Obstetrics & Gynecology
Medicare: Accepting Medicare Assignments
Practice Location: 160 East Atesia, Pomona, CA 91767
Phone: 909-622-5654    

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.