Mark E Thomas, DO - Medicare Emergency Medicine in Moreno Valley, CA

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Mark E Thomas, DO is a medicare enrolled "Emergency Medicine" physician in Moreno Valley, California. He went to Western University Of Health Sciences College Of Dental Med and graduated in 1989 and has 35 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Cep America - California and his current practice location is 26520 Cactus Ave, Moreno Valley, California. You can reach out to his office (for appointments etc.) via phone at (909) 486-5650.

Mark E Thomas is licensed to practice in California (license number 20A5977) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1669587614.

Contact Information

Mark E Thomas, DO
26520 Cactus Ave,
Moreno Valley, CA 92555-3927
(909) 486-5650
Not Available

Map and Direction




Physician's Profile

Full NameMark E Thomas
GenderMale
SpecialityEmergency Medicine
Experience35 Years
Location26520 Cactus Ave, Moreno Valley, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Mark E Thomas attended and graduated from Western University Of Health Sciences College Of Dental Med in 1989
  NPI Data:
  • NPI Number: 1669587614
  • Provider Enumeration Date: 08/20/2006
  • Last Update Date: 11/13/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 4688616808
  • Enrollment ID: I20050527000462

Medical Identifiers

Medical identifiers for Mark E Thomas such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669587614NPI-NPPES
00AX59770MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 20A5977 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Riverside University Health System-medical CenterMoreno valley, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Cep America - California6103739131974

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. Mark E Thomas allows following entities to bill medicare on his behalf.
Entity NameCep America - California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023063542
PECOS PAC ID: 6103739131
Enrollment ID: O20031106000520
Entity NameCounty Of Riverside
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1023122967
PECOS PAC ID: 6507754488
Enrollment ID: O20040310001107

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. Mark E Thomas 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
Mark E Thomas, DO
2100 Powell St, Suite 900,
Emeryville, CA 94608-1826

Ph: (510) 350-2600		Mark E Thomas, DO
26520 Cactus Ave,
Moreno Valley, CA 92555-3927

Ph: (909) 486-5650

Reviews and Comments


Emergency Medicine Doctors in Moreno Valley, CA

Rolando D Sy, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 26520 Cactus Ave, Moreno Valley, CA 92555
Phone: 909-486-5650    
John Cortelyou Naftel, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 26520 Cactus Ave, Moreno Valley, CA 92555
Phone: 909-486-5650    
Umron Alkotob, DO
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 26520 Cactus Ave Ste 201, Moreno Valley, CA 92555
Phone: 951-486-5908    Fax: 951-486-5910
Nikolaos Sarantopoulos, DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 26520 Cactus Ave, Moreno Valley, CA 92555
Phone: 951-486-4000    
Matthew B Underwood, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 26520 Cactus Ave, Moreno Valley, CA 92555
Phone: 909-486-5650    
Robin Fisher, DO
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 27300 Iris Ave, Moreno Valley, CA 92555
Phone: 330-493-4443    
Victor David Levine, M.D.
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 26520 Cactus Ave, Moreno Valley, CA 92555
Phone: 951-486-5650    

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).

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