Ambreen Rahman, DO - Medicare Emergency Medicine in Antioch, CA

Ambreen Rahman, DO is a medicare enrolled "Emergency Medicine" physician in Antioch, California. Her current practice location is 4053 Lone Tree Way, Antioch, California. You can reach out to her office (for appointments etc.) via phone at (510) 247-6436.

Ambreen Rahman is licensed to practice in California (license number 20A13695) 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 1750693545.

Contact Information

Ambreen Rahman, DO
4053 Lone Tree Way,
Antioch, CA 94531-6210
(510) 247-6436
(510) 506-7728

Map and Direction




Physician's Profile

Full NameAmbreen Rahman
GenderFemale
SpecialityEmergency Medicine
Location4053 Lone Tree Way, Antioch, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1750693545
  • Provider Enumeration Date: 07/08/2010
  • Last Update Date: 01/05/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 6204150378
  • Enrollment ID: I20150120001466

Medical Identifiers

Medical identifiers for Ambreen Rahman such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1750693545NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 20A13695 (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. Ambreen Rahman allows following entities to bill medicare on her behalf.
Entity NameCep America - California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023063542
PECOS PAC ID: 6103739131
Enrollment ID: O20031106000520
Entity NameSutter Bay Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013950807
PECOS PAC ID: 4284538778
Enrollment ID: O20031125000909

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. Ambreen Rahman 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
Ambreen Rahman, DO
325 Distel Cir,
Los Altos, CA 94022-1408

Ph: (510) 247-6436
Ambreen Rahman, DO
4053 Lone Tree Way,
Antioch, CA 94531-6210

Ph: (510) 247-6436

Reviews and Comments


Emergency Medicine Doctors in Antioch, CA

Kathleen A Regacho, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3901 Lone Tree Way, Antioch, CA 94509
Phone: 925-779-3522    
Khanh D Nguyen, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 3901 Lone Tree Way, Antioch, CA 94509
Phone: 510-350-2657    
Mary Antionette Fitzsimons, M.D
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3901 Lone Tree Way, Antioch, CA 94509
Phone: 925-779-7273    
Raj V. Dasari, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3400 Delta Fair Blvd, Antioch, CA 94509
Phone: 925-779-5000    
Ivan S. Cavaliere, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3400 Delta Fair Blvd, Antioch, CA 94509
Phone: 925-779-5000    
Russell Gerald Rodriguez, M.D
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 3901 Lone Tree Way, Antioch, CA 94509
Phone: 925-779-7273    
Susan Woodmansee, M.D
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 3901 Lone Tree Way, Antioch, CA 94509
Phone: 925-779-7273    

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.