Omar Nadhem, MD - Medicare Gastroenterology in Phoenix, AZ

Omar Nadhem, MD is a medicare enrolled "Internal Medicine - Gastroenterology" physician in Phoenix, Arizona. He graduated from medical school in 2005 and has 19 years of diverse experience with area of expertise as Gastroenterology. He is a member of the group practice Banner Physician Specialists Arizona Llc and his current practice location is 2901 North Central Avenue, Phoenix, Arizona. You can reach out to his office (for appointments etc.) via phone at (918) 502-1900.

Omar Nadhem is licensed to practice in Virginia (license number 0116030678) 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 1598022725.

Contact Information

Omar Nadhem, MD
2901 North Central Avenue,
Phoenix, AZ 85012
(918) 502-1900
Not Available

Map and Direction




Physician's Profile

Full NameOmar Nadhem
GenderMale
SpecialityGastroenterology
Experience19 Years
Location2901 North Central Avenue, Phoenix, 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:
  • Omar Nadhem graduated from medical school in 2005
  NPI Data:
  • NPI Number: 1598022725
  • Provider Enumeration Date: 04/12/2012
  • Last Update Date: 07/29/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 0648584417
  • Enrollment ID: I20210824002488

Medical Identifiers

Medical identifiers for Omar Nadhem such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598022725NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RG0100XInternal Medicine - Gastroenterology 0116030678 (Virginia)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Banner Casa Grande Medical CenterCasa grande, AZHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Banner Physician Specialists Arizona Llc6204002272255

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. Omar Nadhem allows following entities to bill medicare on his behalf.
Entity NameBanner Physician Specialists Arizona Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1316228802
PECOS PAC ID: 6204002272
Enrollment ID: O20111222000509
Entity NameBanner - University Hospital Based Physicians Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1750751566
PECOS PAC ID: 1052614294
Enrollment ID: O20160122000508

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. Omar Nadhem 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
Omar Nadhem, MD
2901 North Central Avenue, Suite 160,
Pheonix, AZ 85012

Ph: (804) 828-4060
Omar Nadhem, MD
2901 North Central Avenue,
Phoenix, AZ 85012

Ph: (918) 502-1900

Reviews and Comments


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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.