Dr Lawrence Erwin Clark, MD - Medicare Neurological Surgery in Riverside, CA

Dr Lawrence Erwin Clark, MD is a medicare enrolled "Neurological Surgery" physician in Riverside, California. His current practice location is 7117 Brockton Ave, Riverside, California. You can reach out to his office (for appointments etc.) via phone at (951) 782-3642.

Dr Lawrence Erwin Clark is licensed to practice in California (license number G435560) 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 1982662904.

Contact Information

Dr Lawrence Erwin Clark, MD
7117 Brockton Ave,
Riverside, CA 92506-2658
(951) 782-3642
(951) 784-3266

Map and Direction




Physician's Profile

Full NameDr Lawrence Erwin Clark
GenderMale
SpecialityNeurological Surgery
Location7117 Brockton Ave, Riverside, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1982662904
  • Provider Enumeration Date: 05/01/2006
  • Last Update Date: 02/26/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 9335137199
  • Enrollment ID: I20041116001236

Medical Identifiers

Medical identifiers for Dr Lawrence Erwin Clark such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982662904NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207T00000XNeurological Surgery G435560 (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. Dr Lawrence Erwin Clark allows following entities to bill medicare on his behalf.
Entity NameRiverside Neurosurgical Associates
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1477689024
PECOS PAC ID: 6901894757
Enrollment ID: O20040503000379
Entity NameRiverside Medical Clinic Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720183403
PECOS PAC ID: 2961492327
Enrollment ID: O20040517000880

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 Lawrence Erwin Clark 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 Lawrence Erwin Clark, MD
7117 Brockton Ave,
Riverside, CA 92506-2658

Ph: (951) 782-3769
Dr Lawrence Erwin Clark, MD
7117 Brockton Ave,
Riverside, CA 92506-2658

Ph: (951) 782-3642

Reviews and Comments


Neurological Surgery Doctors in Riverside, CA

Stephen S. Marvin, MD
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4000 14th St, 302, Riverside, CA 92501
Phone: 951-682-3583    Fax: 951-682-9596
Emad Samir Farag, MD
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 7117 Brockton Ave Ste 200, Riverside, CA 92506
Phone: 951-697-5460    
Dennis E Cramer, DO
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 6276 River Crest Dr, Riverside, CA 92507
Phone: 951-413-0200    Fax: 951-653-5161
Sean William Kaloostian,
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 6276 River Crest Dr, Ste A, Riverside, CA 92507
Phone: 951-413-0972    
Nikhil Sahasrabudhe,
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4510 Brockton Ave Ste 175, Riverside, CA 92501
Phone: 951-786-5550    
Dr. Clifford Carl Douglas, MD, PH.D.
Neurological Surgery
Medicare: Accepting Medicare Assignments
Practice Location: 4510 Brockton Ave Ste 175, Riverside, CA 92501
Phone: 951-786-5550    

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.