Dr Mary Ann Bos, DO - Medicare Orthopedic Surgery in Downey, CA

Dr Mary Ann Bos, DO is a medicare enrolled "Orthopaedic Surgery - Hand Surgery" physician in Downey, California. She went to Midwestern University, Chicago College Of Osteopathic Med and graduated in 1991 and has 33 years of diverse experience with area of expertise as Orthopedic Surgery. She is a member of the group practice Beach Cities Orthopedics And Sports Medicine and her current practice location is 8555 E Florence Ave, Downey, California. You can reach out to her office (for appointments etc.) via phone at (562) 923-9351.

Dr Mary Ann Bos is licensed to practice in California (license number 20A7009) 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 1780768879.

Contact Information

Dr Mary Ann Bos, DO
8555 E Florence Ave,
Downey, CA 90240
(562) 923-9351
(562) 869-6294

Map and Direction




Physician's Profile

Full NameDr Mary Ann Bos
GenderFemale
SpecialityOrthopedic Surgery
Experience33 Years
Location8555 E Florence Ave, Downey, 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 Mary Ann Bos attended and graduated from Midwestern University, Chicago College Of Osteopathic Med in 1991
  NPI Data:
  • NPI Number: 1780768879
  • Provider Enumeration Date: 10/25/2006
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 3072763887
  • Enrollment ID: I20211214001793

Medical Identifiers

Medical identifiers for Dr Mary Ann Bos such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780768879NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207XS0106XOrthopaedic Surgery - Hand Surgery 20A7009 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Beach Cities Orthopedics And Sports Medicine751701425131

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 Mary Ann Bos allows following entities to bill medicare on her behalf.
Entity NameBeach Cities Orthopedics And Sports Medicine
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750539672
PECOS PAC ID: 7517014251
Enrollment ID: O20090415000058

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 Mary Ann Bos 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 Mary Ann Bos, DO
8555 E Florence Ave,
Downey, CA 90240

Ph: (562) 923-9351
Dr Mary Ann Bos, DO
8555 E Florence Ave,
Downey, CA 90240

Ph: (562) 923-9351

Reviews and Comments


Orthopaedic Surgery Doctors in Downey, CA

Dr. Roy J Caputo, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 8555 Florence Ave, Downey, CA 90240
Phone: 562-923-9351    Fax: 562-622-9041
Dr. Frank Burnard Giacobetti, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 8555 E Florence Ave, Downey, CA 90240
Phone: 562-923-9351    Fax: 562-869-6294
Elizabeth Picinic Norheim, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 9353 Imperial Hwy, Fl 1, Downey, CA 90242
Phone: 562-657-4243    
Dr. Vance Charles Eberly, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 11525 Brookshire Ave, Suite #405, Downey, CA 90241
Phone: 562-923-6112    Fax: 562-923-6181
Kourosh Kevin Shamlou, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 11411 Brookshire Ave, Suite 200, Downey, CA 90241
Phone: 562-869-4421    Fax: 562-869-3600
Kevin S. Park, M.D.
Orthopedic Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 11525 Brookshire Ave, Suite #201, Downey, CA 90241
Phone: 562-869-4421    Fax: 562-869-3600
Simon Lavi, D.O.
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 7700 Imperial Hwy, Suite R, Downey, CA 90242
Phone: 562-803-0600    Fax: 562-803-5040

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.