Dr Hiram Great Diaz Diaz, CRNA - Medicare Nurse Anesthetist, Certified Registered in Anaheim, CA

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Dr Hiram Great Diaz Diaz, CRNA is a medicare enrolled "Nurse Anesthetist, Certified Registered" in Anaheim, California. His current practice location is 7916 E Woodsboro Ave, Anaheim, California. You can reach out to his office (for appointments etc.) via phone at (949) 257-5734.

Dr Hiram Great Diaz Diaz is licensed to practice in California (license number 95002190) 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 1821600420.

Contact Information

Dr Hiram Great Diaz Diaz, CRNA
7916 E Woodsboro Ave,
Anaheim, CA 92807-2435
(949) 257-5734
Not Available

Map and Direction




Provider's Profile

Full NameDr Hiram Great Diaz Diaz
GenderMale
SpecialityNurse Anesthetist, Certified Registered
Location7916 E Woodsboro Ave, Anaheim, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1821600420
  • Provider Enumeration Date: 08/17/2020
  • Last Update Date: 09/20/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 0749638625
  • Enrollment ID: I20231204000903

Medical Identifiers

Medical identifiers for Dr Hiram Great Diaz Diaz such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1821600420NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
163WC0200XRegistered Nurse - Critical Care Medicine 95066307 (California)Secondary
367500000XNurse Anesthetist, Certified Registered 95002190 (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 Hiram Great Diaz Diaz allows following entities to bill medicare on his behalf.
Entity NameDarin Rentz Do Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1689321747
PECOS PAC ID: 7315333853
Enrollment ID: O20220408001009
Entity NameCoachella Valley Anesthesia A Professional Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1013662048
PECOS PAC ID: 5698131969
Enrollment ID: O20230512000330

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 Hiram Great Diaz Diaz 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 Hiram Great Diaz Diaz, CRNA
7916 E Woodsboro Ave,
Anaheim, CA 92807-2435

Ph: (949) 257-5734		Dr Hiram Great Diaz Diaz, CRNA
7916 E Woodsboro Ave,
Anaheim, CA 92807-2435

Ph: (949) 257-5734

Reviews and Comments


Nurse Anesthetist, Certified Registered Nurses in Anaheim, CA

Laura Koh,
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 3440 E La Palma Ave, Anaheim, CA 92806
Phone: 714-644-2000    
Teresa Huang, RN, MSN, FNP, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 3440 E La Palma Ave, Anaheim, CA 92806
Phone: 714-644-2000    
Carol J Wesner, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 441 N Lakeview Ave, Anaheim, CA 92807
Phone: 888-988-2800    
Carol A Dilibero, CRNA
Nurse Anesthetist - CR
Medicare: Accepting Medicare Assignments
Practice Location: 441 N Lakeview Ave, Anaheim, CA 92807
Phone: 714-279-4487    
Edward H Marthaler, CRNA
Nurse Anesthetist - CR
Medicare: Not Enrolled in Medicare
Practice Location: 441 N Lakeview Ave, Anaheim, CA 92807
Phone: 888-988-2800    
Susan M Heravi, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 441 N Lakeview Ave, Anaheim, CA 92807
Phone: 888-988-2800    
Tracy L Ouzounian, CRNA
Nurse Anesthetist - CR
Medicare: Medicare Enrolled
Practice Location: 441 N Lakeview Ave, Anaheim, CA 92807
Phone: 888-988-2800    

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.