Dr Guillermo G Zegarra, MD - Medicare Internal Medicine in Bullhead City, AZ

Dr Guillermo G Zegarra, MD is a medicare enrolled "Specialist" physician in Bullhead City, Arizona. He graduated from medical school in 1987 and has 37 years of diverse experience with area of expertise as Internal Medicine. He is a member of the group practice Paragon Physical Therapy And Rehab Llc and his current practice location is 2182 Highway 95, Bullhead City, Arizona. You can reach out to his office (for appointments etc.) via phone at (928) 758-6420.

Dr Guillermo G Zegarra is licensed to practice in Arizona (license number 32150) 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 1568478493.

Contact Information

Dr Guillermo G Zegarra, MD
2182 Highway 95,
Bullhead City, AZ 86442-6044
(928) 758-6420
(928) 758-6509

Map and Direction




Physician's Profile

Full NameDr Guillermo G Zegarra
GenderMale
SpecialityInternal Medicine
Experience37 Years
Location2182 Highway 95, Bullhead City, Arizona
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:
  • Dr Guillermo G Zegarra graduated from medical school in 1987
  NPI Data:
  • NPI Number: 1568478493
  • Provider Enumeration Date: 07/31/2006
  • Last Update Date: 04/02/2024
  Medicare PECOS Information:
  • PECOS PAC ID: 1456391564
  • Enrollment ID: I20050509000540

Medical Identifiers

Medical identifiers for Dr Guillermo G Zegarra such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1568478493NPI-NPPES
932401MedicaidAS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 32150 (Arizona)Secondary
174400000XSpecialist 32150 (Arizona)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Valley View Medical CenterFort mohave, AZHospital
Western Arizona Regional Medical CenterBullhead city, AZHospital
Sunrise Hospital And Medical CenterLas vegas, NVHospital
Havasu Regional Medical CenterLake havasu city, AZHospital
Kingman Regional Medical CenterKingman, AZHospital

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 Guillermo G Zegarra allows following entities to bill medicare on his behalf.
Entity NameAban Care Clinic Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1649366378
PECOS PAC ID: 5597765420
Enrollment ID: O20061228000074
Entity NameColorado River Primary Care Inc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1669146536
PECOS PAC ID: 2668863200
Enrollment ID: O20240227004341

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 Guillermo G Zegarra 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 Guillermo G Zegarra, MD
2182 Highway 95,
Bullhead City, AZ 86442-6757

Ph: (928) 758-6420
Dr Guillermo G Zegarra, MD
2182 Highway 95,
Bullhead City, AZ 86442-6044

Ph: (928) 758-6420

Reviews and Comments



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.