Garineh Ovanessoff, MD - Medicare Internal Medicine in Phoenix, AZ

Garineh Ovanessoff, MD is a medicare enrolled "Internal Medicine - Endocrinology, Diabetes & Metabolism" physician in Phoenix, Arizona. She went to New York Medical College and graduated in 2008 and has 16 years of diverse experience with area of expertise as Internal Medicine. She is a member of the group practice Sjhmc Physician Services and her current practice location is 500 W Thomas Rd Ste 900b, Phoenix, Arizona. You can reach out to her office (for appointments etc.) via phone at (602) 406-2323.

Garineh Ovanessoff is licensed to practice in Arizona (license number 48635) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1669625851.

Contact Information

Garineh Ovanessoff, MD
500 W Thomas Rd Ste 900b,
Phoenix, AZ 85013-4224
(602) 406-2323
(602) 406-3978

Map and Direction




Physician's Profile

Full NameGarineh Ovanessoff
GenderFemale
SpecialityInternal Medicine
Experience16 Years
Location500 W Thomas Rd Ste 900b, Phoenix, Arizona
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Garineh Ovanessoff attended and graduated from New York Medical College in 2008
  NPI Data:
  • NPI Number: 1669625851
  • Provider Enumeration Date: 10/31/2008
  • Last Update Date: 05/02/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 5193995462
  • Enrollment ID: I20140904002522

Medical Identifiers

Medical identifiers for Garineh Ovanessoff such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1669625851NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207RE0101XInternal Medicine - Endocrinology, Diabetes & Metabolism 48635 (Arizona)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St. Joseph's Hospital And Medical CenterPhoenix, AZHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Sjhmc Physician Services4486646197547

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. Garineh Ovanessoff allows following entities to bill medicare on her behalf.
Entity NameSjhmc Physician Services
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1326098005
PECOS PAC ID: 4486646197
Enrollment ID: O20040401001189

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. Garineh Ovanessoff 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
Garineh Ovanessoff, MD
Po Box 33269,
Phoenix, AZ 85067-3269

Ph: (602) 406-4786
Garineh Ovanessoff, MD
500 W Thomas Rd Ste 900b,
Phoenix, AZ 85013-4224

Ph: (602) 406-2323

Reviews and Comments


Internal Medicine Doctors in Phoenix, AZ

Moustafa I Hazin, D.O.
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Phone: 602-406-5483    Fax: 602-406-5488
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Dr. Francisco Cordova, MD
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Phone: 602-263-8971    Fax: 602-263-8971

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).

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