Greggory Robert Mix, - Medicare Internal Medicine in Oro Valley, AZ

Greggory Robert Mix, is a medicare enrolled "Internal Medicine" physician in Oro Valley, Arizona. His current practice location is 1551 E Tangerine Rd, Oro Valley, Arizona. You can reach out to his office (for appointments etc.) via phone at (520) 901-3500.

Greggory Robert Mix is licensed to practice in Arizona (license number 47662) 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 1780614743.

Contact Information

Greggory Robert Mix,
1551 E Tangerine Rd,
Oro Valley, AZ 85755-6213
(520) 901-3500
Not Available

Map and Direction




Physician's Profile

Full NameGreggory Robert Mix
GenderMale
SpecialityInternal Medicine
Location1551 E Tangerine Rd, Oro Valley, Arizona
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1780614743
  • Provider Enumeration Date: 07/04/2006
  • Last Update Date: 07/12/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 8224017637
  • Enrollment ID: I20130611000715

Medical Identifiers

Medical identifiers for Greggory Robert Mix such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1780614743NPI-NPPES
817863100MedicaidMN
31722900MedicaidWI
816355MedicaidAZ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 47662 (Arizona)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. Greggory Robert Mix allows following entities to bill medicare on his behalf.
Entity NameNorthwest Allied Physicians Llc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1003833179
PECOS PAC ID: 7618972514
Enrollment ID: O20060928000110

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. Greggory Robert Mix 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
Greggory Robert Mix,
1551 E Tangerine Rd,
Oro Valley, AZ 85755-6213

Ph: (520) 901-3500
Greggory Robert Mix,
1551 E Tangerine Rd,
Oro Valley, AZ 85755-6213

Ph: (520) 901-3500

Reviews and Comments


Internal Medicine Doctors in Oro Valley, AZ

Dr. Clarence James Hindman, M.D.
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Phone: 520-991-6863    Fax: 520-797-6724
John D Dougherty Iii, M.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 555 E. Vuelta Caminata Del Rio, Oro Valley, AZ 85737
Phone: 520-547-5688    Fax: 520-547-4661
Benjamin Sarsah, MD
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Practice Location: 1824 E Innovation Park Dr, Oro Valley, AZ 85755
Phone: 520-623-2642    Fax: 520-623-6162
Corbin Ballam,
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Practice Location: 1521 E Tangerine Rd Ste 315, Oro Valley, AZ 85755
Phone: 520-901-6350    
Dr. Robert William Irwin, MD
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Medicare: Accepting Medicare Assignments
Practice Location: 1834 E Innovation Park Dr, Oro Valley, AZ 85755
Phone: 520-825-9656    Fax: 520-818-2525
Dr. Corinne M Self, M.D.
Internal Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1846 E Innovation Park Dr, Oro Valley, AZ 85755
Phone: 520-829-9987    Fax: 833-989-2161
Paul R Butler, MD
Internal Medicine
Medicare: Medicare Enrolled
Practice Location: 1521 E Tangerine Rd, Suite #123, Oro Valley, AZ 85755
Phone: 520-901-6336    Fax: 520-901-6337

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.