Dr Stephen Gregory Kefalas, MD - Medicare Emergency Medicine in West Hollywood, CA

Dr Stephen Gregory Kefalas, MD is a medicare enrolled "Emergency Medicine" physician in West Hollywood, California. His current practice location is 8700 Beverly Blvd, West Hollywood, California. You can reach out to his office (for appointments etc.) via phone at (310) 423-8753.

Dr Stephen Gregory Kefalas is licensed to practice in New York (license number 239275) 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 1285665422.

Contact Information

Dr Stephen Gregory Kefalas, MD
8700 Beverly Blvd,
West Hollywood, CA 90048-1804
(310) 423-8753
Not Available

Map and Direction




Physician's Profile

Full NameDr Stephen Gregory Kefalas
GenderMale
SpecialityEmergency Medicine
Location8700 Beverly Blvd, West Hollywood, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1285665422
  • Provider Enumeration Date: 07/05/2006
  • Last Update Date: 12/21/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 9335144005
  • Enrollment ID: I20101008000721

Medical Identifiers

Medical identifiers for Dr Stephen Gregory Kefalas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1285665422NPI-NPPES
A02973357MedicaidNY

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine A109465 (California)Secondary
207P00000XEmergency Medicine 239275 (New York)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 Stephen Gregory Kefalas allows following entities to bill medicare on his behalf.
Entity NameCedars-sinai Medical Center Pharmacy #3
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1639172372
PECOS PAC ID: 0446169114
Enrollment ID: O20040204000886

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 Stephen Gregory Kefalas 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 Stephen Gregory Kefalas, MD
4042 Coldwater Canyon Ave,
Studio City, CA 91604-2353

Ph: (917) 363-7041
Dr Stephen Gregory Kefalas, MD
8700 Beverly Blvd,
West Hollywood, CA 90048-1804

Ph: (310) 423-8753

Reviews and Comments


Emergency Medicine Doctors in West Hollywood, CA

Shant Pezeshkian, DO, MPH
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8700 Beverly Blvd, West Hollywood, CA 90048
Phone: 310-423-8780    
Dr. Wendy Denham, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 8700 Beverly Blvd, West Hollywood, CA 90048
Phone: 310-967-1884    Fax: 310-937-1744
Dr. Kelly Painter, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 8700 Beverly Blvd, West Hollywood, CA 90048
Phone: 323-967-1884    Fax: 323-967-1744
Vanessa Beckett, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 8700 Beverly Blvd, West Hollywood, CA 90048
Phone: 310-423-8780    
Rachel Claire Pearl, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 8700 Beverly Blvd, West Hollywood, CA 90048
Phone: 707-570-9981    
Dr. David Hardy, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 8700 Beverly Blvd, West Hollywood, CA 90048
Phone: 310-967-1884    Fax: 310-967-1744

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.