Dr Gwen Maria Allen, MD - Medicare Obstetrics/gynecology in Gardena, CA

Dr Gwen Maria Allen, MD is a medicare enrolled "Obstetrics & Gynecology" physician in Gardena, California. She went to University Of California, Geffen School Of Medicine and graduated in 1994 and has 30 years of diverse experience with area of expertise as Obstetrics/gynecology. Her current practice location is 1045 W Redondo Beach Blvd, #500, Gardena, California. You can reach out to her office (for appointments etc.) via phone at (310) 329-9492.

Dr Gwen Maria Allen is licensed to practice in California (license number A061790) 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 1306942909.

Contact Information

Dr Gwen Maria Allen, MD
1045 W Redondo Beach Blvd, #500,
Gardena, CA 90247-4128
(310) 329-9492
(310) 329-3799

Map and Direction




Physician's Profile

Full NameDr Gwen Maria Allen
GenderFemale
SpecialityObstetrics/gynecology
Experience30 Years
Location1045 W Redondo Beach Blvd, Gardena, 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 Gwen Maria Allen attended and graduated from University Of California, Geffen School Of Medicine in 1994
  NPI Data:
  • NPI Number: 1306942909
  • Provider Enumeration Date: 09/15/2006
  • Last Update Date: 01/31/2008
  Medicare PECOS Information:
  • PECOS PAC ID: 4486631298
  • Enrollment ID: I20040701001611

Medical Identifiers

Medical identifiers for Dr Gwen Maria Allen such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1306942909NPI-NPPES
00A617900MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207V00000XObstetrics & Gynecology A061790 (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 Gwen Maria Allen allows following entities to bill medicare on her behalf.
Entity NameGwen M Allen Md Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1326051806
PECOS PAC ID: 2961489778
Enrollment ID: O20040630000508

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 Gwen Maria Allen 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 Gwen Maria Allen, MD
1045 W Redondo Beach Blvd, #500,
Gardena, CA 90247-4128

Ph: (310) 329-9492
Dr Gwen Maria Allen, MD
1045 W Redondo Beach Blvd, #500,
Gardena, CA 90247-4128

Ph: (310) 329-9492

Reviews and Comments


Obstetrics & Gynecology Doctors in Gardena, CA

Dr. Katrin Elizabeth Massoudian, M.D.
Obstetrics & Gynecology
Medicare: Medicare Enrolled
Practice Location: 18600 S Figueroa St, 2nd Floor, Ob-gyn, Gardena, CA 90248
Phone: 310-516-2459    
Dr. Mansoor Mirsaidi, M.D.
Obstetrics & Gynecology
Medicare: Not Enrolled in Medicare
Practice Location: 1141 W Redondo Beach Blvd, Suite 404, Gardena, CA 90247
Phone: 310-851-9260    Fax: 310-851-9261

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.