Robert L Neilan, MD - Medicare Internal Medicine in Fountain Valley, CA

Robert L Neilan, MD is a medicare enrolled "Hospitalist" physician in Fountain Valley, California. He went to West Virginia University School Of Medicine and graduated in 1994 and has 30 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Memorialcare Medical Foundation and his current practice location is 17360 Brookhurst St, Fountain Valley, California. You can reach out to his office (for appointments etc.) via phone at (949) 340-9530.

Robert L Neilan is licensed to practice in California (license number A70376) 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 1689763724.

Contact Information

Robert L Neilan, MD
17360 Brookhurst St,
Fountain Valley, CA 92708-3720
(949) 340-9530
(714) 665-4614

Map and Direction




Physician's Profile

Full NameRobert L Neilan
GenderMale
SpecialityInternal Medicine
Experience30 Years
Location17360 Brookhurst St, Fountain 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:
  • Robert L Neilan attended and graduated from West Virginia University School Of Medicine in 1994
  NPI Data:
  • NPI Number: 1689763724
  • Provider Enumeration Date: 10/12/2006
  • Last Update Date: 03/27/2018
  Medicare PECOS Information:
  • PECOS PAC ID: 1153559042
  • Enrollment ID: I20140123000733

Medical Identifiers

Medical identifiers for Robert L Neilan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1689763724NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208M00000XHospitalist A70376 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Memorialcare Saddleback Medical CenterLaguna hills, CAHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Memorialcare Medical Foundation8729277314384

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. Robert L Neilan allows following entities to bill medicare on his behalf.
Entity NameMemorialcare Medical Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1205167350
PECOS PAC ID: 8729277314
Enrollment ID: O20110113000219

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. Robert L Neilan 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
Robert L Neilan, MD
17360 Brookhurst Streeet, Attn: Credentialing Department,
Fountain Valley, CA 92708-3720

Ph: (657) 241-3592
Robert L Neilan, MD
17360 Brookhurst St,
Fountain Valley, CA 92708-3720

Ph: (949) 340-9530

Reviews and Comments


Hospitalist Doctors in Fountain Valley, CA

Dr. Vina Nguyen, M. D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 17360 Brookhurst St, Fountain Valley, CA 92708
Phone: 714-665-1797    
Eddie Ly, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 17360 Brookhurst St, Fountain Valley, CA 92708
Phone: 714-665-1797    Fax: 714-665-4680
Samiya Hussain, M.D.
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 17360 Brookhurst St, Fountain Valley, CA 92708
Phone: 714-665-1797    Fax: 714-665-4680
Ivan Rudenko, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 17360 Brookhurst Street, Fountain Valley, CA 92708
Phone: 714-665-1797    Fax: 714-665-4680
Dr. Tokameh Entezari, MD
Hospitalist
Medicare: Accepting Medicare Assignments
Practice Location: 17360 Brookhurst St, Fountain Valley, CA 92708
Phone: 949-340-9530    Fax: 714-665-4680

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.