Grant Barrie Neifeld, MD - Medicare Family Medicine in La Mesa, CA

Grant Barrie Neifeld, MD is a medicare enrolled "Family Medicine - Sports Medicine" physician in La Mesa, California. His current practice location is 8881 Fletcher Pkwy, La Mesa, California. You can reach out to his office (for appointments etc.) via phone at (619) 460-3311.

Grant Barrie Neifeld is licensed to practice in California (license number A49419) 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 1215900683.

Contact Information

Grant Barrie Neifeld, MD
8881 Fletcher Pkwy,
La Mesa, CA 91942-3134
(619) 460-3311
Not Available

Map and Direction




Physician's Profile

Full NameGrant Barrie Neifeld
GenderMale
SpecialityFamily Medicine - Sports Medicine
Location8881 Fletcher Pkwy, La Mesa, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1215900683
  • Provider Enumeration Date: 02/08/2006
  • Last Update Date: 12/08/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 4486672086
  • Enrollment ID: I20080611000712

Medical Identifiers

Medical identifiers for Grant Barrie Neifeld such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215900683NPI-NPPES
ZZZ36915ZMedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine A49419 (California)Secondary
207QS0010XFamily Medicine - Sports Medicine A49419 (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. Grant Barrie Neifeld allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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. Grant Barrie Neifeld 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
Grant Barrie Neifeld, MD
13546 Penfield Pt,
San Diego, CA 92130-1414

Ph: (858) 259-8448
Grant Barrie Neifeld, MD
8881 Fletcher Pkwy,
La Mesa, CA 91942-3134

Ph: (619) 460-3311

Reviews and Comments


Family Medicine Doctors in La Mesa, CA

Dr. Michelle Cao, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8881 Fletcher Pkwy, Suite 105, La Mesa, CA 91942
Phone: 858-499-2600    Fax: 619-462-9625
Dr. Ashkan Abedini, MD
Family Medicine
Medicare: Medicare Enrolled
Practice Location: 5525 Grossmont Center Dr, La Mesa, CA 91942
Phone: 858-499-6899    
Dr. Vinh Duc Nguyen, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5525 Grossmont Center Dr, La Mesa, CA 91942
Phone: 858-499-2600    Fax: 619-644-6899
Armdabi Chung, DO
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 10862 Calle Verde, La Mesa, CA 91941
Phone: 619-660-1826    
Jungook Devin Shin, M.D.
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 8080 Parkway Dr, La Mesa, CA 91942
Phone: 800-290-5000    Fax: 800-290-5000
Joseph P Aiello, D.O.
Family Medicine
Medicare: Not Enrolled in Medicare
Practice Location: 8875 La Mesa Blvd, La Mesa, CA 91942
Phone: 619-670-8028    
Ms. Paula Leibham, NP
Family Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 5525 Grossmont Center Dr Ste 200, La Mesa, CA 91942
Phone: 619-644-6569    Fax: 619-644-6526

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.