Dr Mark Gellman, DO - Medicare Emergency Medicine in Torrance, CA

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Dr Mark Gellman, DO is a medicare enrolled "Emergency Medicine" physician in Torrance, California. He graduated from medical school in 1994 and has 30 years of diverse experience with area of expertise as Emergency Medicine. He is a member of the group practice Torrance Health Association Inc and his current practice location is 22411 Hawthorne Blvd, Torrance, California. You can reach out to his office (for appointments etc.) via phone at (310) 784-3740.

Dr Mark Gellman is licensed to practice in California (license number 20A8207) 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 1669493375.

Contact Information

Dr Mark Gellman, DO
22411 Hawthorne Blvd,
Torrance, CA 90505-2507
(310) 784-3740
(310) 375-1392

Map and Direction




Physician's Profile

Full NameDr Mark Gellman
GenderMale
SpecialityEmergency Medicine
Experience30 Years
Location22411 Hawthorne Blvd, Torrance, 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:
  • Dr Mark Gellman graduated from medical school in 1994
  NPI Data:
  • NPI Number: 1669493375
  • Provider Enumeration Date: 07/21/2006
  • Last Update Date: 02/05/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 8022022581
  • Enrollment ID: I20060203000438

Medical Identifiers

Medical identifiers for Dr Mark Gellman such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669493375NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine 20A8207 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Torrance Memorial Medical CenterTorrance, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Torrance Health Association Inc1355302134249

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 Mark Gellman allows following entities to bill medicare on his behalf.
Entity NameProvidence Medical Institute
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417915760
PECOS PAC ID: 5991609737
Enrollment ID: O20031121000910
Entity NameTorrance Health Association Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1083903124
PECOS PAC ID: 1355302134
Enrollment ID: O20110819000276

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 Mark Gellman 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 Mark Gellman, DO
1223 Wilshire Blvd # 193,
Santa Monica, CA 90403-5406

Ph: (310) 947-1882		Dr Mark Gellman, DO
22411 Hawthorne Blvd,
Torrance, CA 90505-2507

Ph: (310) 784-3740

Reviews and Comments


Emergency Medicine Doctors in Torrance, CA

Dr. Gina L Sulmeyer, MD
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Practice Location: 3330 Lomita Blvd, Torrance, CA 90505
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Dr. Manpreet Singh, M.D.
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Phone: 310-222-3501    Fax: 310-782-1763
Ryan Gleber, MD, BS
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Practice Location: 3330 Lomita Blvd, Torrance, CA 90505
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Dr. Daena Sarah Watcha, MD, MS
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Practice Location: 1000 W Carson St, Torrance, CA 90502
Phone: 310-222-3501    Fax: 310-782-1763
Mary Sun, M.D.
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Practice Location: 3330 Lomita Blvd, Dept Of Emergency Medicine, Torrance, CA 90505
Phone: 310-717-6381    
Robert L.r. Gibbs, MD
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Practice Location: 24325 Crenshaw Blvd, # 283, Torrance, CA 90505
Phone: 424-777-6642    Fax: 877-223-4535
Dr. Shannon M Stacy, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 3330 Lomita Blvd, Torrance Memorial Medical Center, Torrance, CA 90505
Phone: 310-325-9110    

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.