Thomas Gregg Pederson, MD - Medicare Emergency Medicine in San Diego, CA

Thomas Gregg Pederson, MD is a medicare enrolled "Emergency Medicine" physician in San Diego, California. His current practice location is 200 W Arbor Dr, San Diego, California. You can reach out to his office (for appointments etc.) via phone at (800) 926-8273.

Thomas Gregg Pederson is licensed to practice in California (license number A181544) 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 1346803996.

Contact Information

Thomas Gregg Pederson, MD
200 W Arbor Dr,
San Diego, CA 92103-9000
(800) 926-8273
(888) 539-8781

Map and Direction




Physician's Profile

Full NameThomas Gregg Pederson
GenderMale
SpecialityEmergency Medicine
Location200 W Arbor Dr, San Diego, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1346803996
  • Provider Enumeration Date: 04/18/2019
  • Last Update Date: 07/11/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 7911303862
  • Enrollment ID: I20230629003036

Medical Identifiers

Medical identifiers for Thomas Gregg Pederson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1346803996NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine S9584 (Texas)Secondary
207RC0200XInternal Medicine - Critical Care Medicine A181544 (California)Secondary
207P00000XEmergency Medicine A181544 (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. Thomas Gregg Pederson allows following entities to bill medicare on his behalf.
Entity NameRegents Of The University Of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1780870899
PECOS PAC ID: 6406760131
Enrollment ID: O20031117000940
Entity NameRegents Of The University Of California
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1578672184
PECOS PAC ID: 3577476761
Enrollment ID: O20031211000464

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. Thomas Gregg Pederson 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
Thomas Gregg Pederson, MD
File 57326,
Los Angeles, CA 90074-7326

Ph: (858) 249-6748
Thomas Gregg Pederson, MD
200 W Arbor Dr,
San Diego, CA 92103-9000

Ph: (800) 926-8273

Reviews and Comments


Emergency Medicine Doctors in San Diego, CA

Sarah Wilkinson, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 200 W Arbor Dr # 8819, San Diego, CA 92103
Phone: 956-458-9885    
Dr. Ramandeep Singh Dhillon, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5454 El Cajon Blvd, San Diego, CA 92115
Phone: 619-515-2400    
Phillip Edward Fry Jr., DO
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 34800 Bob Wilson Dr, San Diego, CA 92134
Phone: 619-532-6400    
Mina Kyrollus Ghobrial,
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 200 W Arbor Dr, San Diego, CA 92103
Phone: 800-926-8273    Fax: 888-539-8781
Dr. Timothy Stuart Hinman, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 2001 4th Ave, San Diego, CA 92101
Phone: 858-499-2600    
Dr. Peter D. Aldrich, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 15025 Innovation Dr, San Diego, CA 92128
Phone: 858-554-8638    
Dr. Matthew J. Perl, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 15004 Innovation Dr, San Diego, CA 92128
Phone: 858-605-7171    

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.