Mark C Nelson, MD - Medicare Orthopedic Surgery in Lajolla, CA

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Mark C Nelson, MD is a medicare enrolled "Orthopaedic Surgery - Orthopaedic Surgery Of The Spine" physician in Lajolla, California. He went to University Of Utah School Of Medicine and graduated in 1995 and has 30 years of diverse experience with area of expertise as Orthopedic Surgery. He is a member of the group practice California Orthopaedic Institute Medical Associates Inc and his current practice location is 9834 Genesee Avenue, Suite 223, Lajolla, California. You can reach out to his office (for appointments etc.) via phone at (858) 777-7917.

Mark C Nelson is licensed to practice in California (license number A80416) 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 1245341601.

Contact Information

Mark C Nelson, MD
9834 Genesee Avenue, Suite 223,
Lajolla, CA 92037
(858) 777-7917
(858) 703-5048

Map and Direction




Physician's Profile

Full NameMark C Nelson
GenderMale
SpecialityOrthopedic Surgery
Experience30 Years
Location9834 Genesee Avenue, Lajolla, 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 C Nelson attended and graduated from University Of Utah School Of Medicine in 1995
  NPI Data:
  • NPI Number: 1245341601
  • Provider Enumeration Date: 08/31/2006
  • Last Update Date: 02/02/2015
  Medicare PECOS Information:
  • PECOS PAC ID: 5890685929
  • Enrollment ID: I20040319001083

Medical Identifiers

Medical identifiers for Mark C Nelson such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1245341601NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207XS0117XOrthopaedic Surgery - Orthopaedic Surgery Of The Spine A80416 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Scripps Memorial Hospital La JollaLa jolla, CAHospital

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 C Nelson allows following entities to bill medicare on his behalf.
Entity NameCalifornia Orthopaedic Institute Medical Associates Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1659317204
PECOS PAC ID: 1456246388
Enrollment ID: O20040218001020
Entity NameMark C. Nelson M.d. Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1811033590
PECOS PAC ID: 7810962248
Enrollment ID: O20040830000762

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 C Nelson 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 C Nelson, MD
9834 Genesee Avenue, Suite 223,
Lajolla, CA 92037

Ph: (858) 777-7917		Mark C Nelson, MD
9834 Genesee Avenue, Suite 223,
Lajolla, CA 92037

Ph: (858) 777-7917

Reviews and Comments


Orthopaedic Surgery Doctors in Lajolla, CA

Walter William Doren, MD
Orthopedic Surgery
Medicare: Not Enrolled in Medicare
Practice Location: 2506 Via Viesta, Lajolla, CA 92037
Phone: 858-456-2506    

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.