Dianne Elizabeth Quintana, MD - Medicare Internal Medicine in Ontario, CA

Dianne Elizabeth Quintana, MD is a medicare enrolled "Internal Medicine" physician in Ontario, California. Her current practice location is 2680 E Riverside Dr, Ontario, California. You can reach out to her office (for appointments etc.) via phone at (909) 469-9013.

Dianne Elizabeth Quintana is licensed to practice in California (license number A132214) and she also participates in the medicare program. She does not accept medicare assignments directly but she may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. Her NPI Number is 1386083780.

Contact Information

Dianne Elizabeth Quintana, MD
2680 E Riverside Dr,
Ontario, CA 91761
(909) 469-9013
(909) 469-9014

Map and Direction




Physician's Profile

Full NameDianne Elizabeth Quintana
GenderFemale
SpecialityInternal Medicine
Location2680 E Riverside Dr, Ontario, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1386083780
  • Provider Enumeration Date: 06/18/2013
  • Last Update Date: 10/08/2019
  Medicare PECOS Information:
  • PECOS PAC ID: 6608135488
  • Enrollment ID: I20221213002525

Medical Identifiers

Medical identifiers for Dianne Elizabeth Quintana such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1386083780NPI-NPPES
DQ3232267556OtherCADQ3232267556

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
208000000XPediatrics A132214 (California)Secondary
207R00000XInternal Medicine A132214 (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. Dianne Elizabeth Quintana allows following entities to bill medicare on her behalf.
Entity NameWestern University Of Health Sciences
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1679515217
PECOS PAC ID: 0648208991
Enrollment ID: O20050728000981

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. Dianne Elizabeth Quintana 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
Dianne Elizabeth Quintana, MD
2680 E Riverside Dr,
Ontario, CA 91761-7307

Ph: (909) 469-9013
Dianne Elizabeth Quintana, MD
2680 E Riverside Dr,
Ontario, CA 91761

Ph: (909) 469-9013

Reviews and Comments


Internal Medicine Doctors in Ontario, CA

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Abid H Khan, M.D.
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Phone: 440-225-7095    Fax: 909-295-9100
Dr. Vanessa Brennan Kwok, DO
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Practice Location: 3401 Centre Lake Dr, Suite 650, Ontario, CA 91761
Phone: 909-351-8529    

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.