Gary J Sardina, RDN - Medicare Dietitian in Castaic, CA

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Gary J Sardina, RDN is a medicare enrolled "Dietitian, Registered" provider in Castaic, California. He graduated from medical school in 2015 and has 11 years of diverse experience with area of expertise as Registered Dietitian Or Nutrition Professional. His current practice location is 27759 Wakefield Rd, Castaic, California. You can reach out to his office (for appointments etc.) via phone at (858) 344-0515.

Gary J Sardina is licensed to practice in California (license number 86069626) 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 1558171363.

Contact Information

Gary J Sardina, RDN
27759 Wakefield Rd,
Castaic, CA 91384-3520
(858) 344-0515
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameGary J Sardina
GenderMale
SpecialityRegistered Dietitian Or Nutrition Professional
Experience11 Years
Location27759 Wakefield Rd, Castaic, 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:
  • Gary J Sardina graduated from medical school in 2015
  NPI Data:
  • NPI Number: 1558171363
  • Provider Enumeration Date: 01/13/2025
  • Last Update Date: 01/13/2025
  Medicare PECOS Information:
  • PECOS PAC ID: 0244736999
  • Enrollment ID: I20251001002140

Medical Identifiers

Medical identifiers for Gary J Sardina such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1558171363NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
133V00000XDietitian, Registered 86069626 (California)Primary

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. Gary J Sardina 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
Gary J Sardina, RDN
27759 Wakefield Rd,
Castaic, CA 91384-3520

Ph: (858) 344-0515		Gary J Sardina, RDN
27759 Wakefield Rd,
Castaic, CA 91384-3520

Ph: (858) 344-0515

Reviews and Comments


Dietitian, Registered in Castaic, CA

Jasmine Mercado, MPH, RDN
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 28643 Vineyard Ln, Castaic, CA 91384
Phone: 661-607-4281    
Queenie Hill, RD
Dietitian
Medicare: Not Enrolled in Medicare
Practice Location: 27632 Ruby Ln, Castaic, CA 91384
Phone: 510-499-5380    

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.