Dr Sief S Naser, MD - Medicare Emergency Medicine in Oroville, CA

Dr Sief S Naser, MD is a medicare enrolled "Emergency Medicine" physician in Oroville, California. His current practice location is 2767 Olive Hwy, Oroville, California. You can reach out to his office (for appointments etc.) via phone at (530) 533-8500.

Dr Sief S Naser is licensed to practice in California (license number A124264) 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 1598078396.

Contact Information

Dr Sief S Naser, MD
2767 Olive Hwy,
Oroville, CA 95966-6118
(530) 533-8500
(530) 538-3117

Map and Direction




Physician's Profile

Full NameDr Sief S Naser
GenderMale
SpecialityEmergency Medicine
Location2767 Olive Hwy, Oroville, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1598078396
  • Provider Enumeration Date: 07/21/2010
  • Last Update Date: 07/12/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 4789810524
  • Enrollment ID: I20131126001100

Medical Identifiers

Medical identifiers for Dr Sief S Naser such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598078396NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine R72315 (Arizona)Secondary
207P00000XEmergency Medicine A124264 (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 Sief S Naser allows following entities to bill medicare on his behalf.
Entity NameOroville Hospital
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1235281759
PECOS PAC ID: 1254234339
Enrollment ID: O20040322000325
Entity NameOrohealth Corporation A Non Profit Healthcare System
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013933167
PECOS PAC ID: 4082501192
Enrollment ID: O20040325001703
Entity NameSolano Gateway Medical Group, Inc.
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1952344293
PECOS PAC ID: 5496725418
Enrollment ID: O20040916001355

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 Sief S Naser 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 Sief S Naser, MD
2767 Olive Hwy,
Oroville, CA 95966-6118

Ph: (530) 533-8500
Dr Sief S Naser, MD
2767 Olive Hwy,
Oroville, CA 95966-6118

Ph: (530) 533-8500

Reviews and Comments


Emergency Medicine Doctors in Oroville, CA

Micaela A Assam, FNP
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2145 5th Ave, Oroville, CA 95965
Phone: 530-534-5394    
David Hobart Hall, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2767 Olive Highway, Oroville, CA 95966
Phone: 530-532-8584    Fax: 530-532-8433
Cynthia Cellucci-chwalik, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 2767 Olive Hwy, Oroville, CA 95966
Phone: 530-533-8500    
Oday Naser, M.D.
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2767 Olive Hwy, Oroville, CA 95966
Phone: 530-533-8500    
Peter Martin Russo, MD
Emergency Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 1611 Feather River Blvd, Suite #10, Oroville, CA 95965
Phone: 530-534-4530    Fax: 530-532-8290
Douglas James Fischer, NP
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 2767 Olive Hwy, Oroville, CA 95966
Phone: 530-532-8347    

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.