Dr Gary Mark Baron, OD - Medicare Optometrist in Phoenix, AZ

Dr Gary Mark Baron, OD is a medicare enrolled "Optometrist" provider in Phoenix, Arizona. He went to Southern California College Of Optometry and graduated in 2003 and has 21 years of diverse experience with area of expertise as Optometry. He is a member of the group practice Nationwide Optometry P.c. and his current practice location is 8340 W Mcdowell Rd, Phoenix, Arizona. You can reach out to his office (for appointments etc.) via phone at (623) 936-0613.

Dr Gary Mark Baron is licensed to practice in Arizona (license number P659A) 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 1962542670.

Contact Information

Dr Gary Mark Baron, OD
8340 W Mcdowell Rd,
Phoenix, AZ 85037-4101
(623) 936-0613
(623) 936-0653

Map and Direction




Healthcare Provider's Profile

Full NameDr Gary Mark Baron
GenderMale
SpecialityOptometry
Experience21 Years
Location8340 W Mcdowell Rd, 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:
  • Dr Gary Mark Baron attended and graduated from Southern California College Of Optometry in 2003
  NPI Data:
  • NPI Number: 1962542670
  • Provider Enumeration Date: 02/08/2007
  • Last Update Date: 01/31/2014
  Medicare PECOS Information:
  • PECOS PAC ID: 1355336306
  • Enrollment ID: I20040419000608

Medical Identifiers

Medical identifiers for Dr Gary Mark Baron such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1962542670NPI-NPPES
12497TPAOtherCAOPTOMETRY LICENSE NUMBER
P659AOtherAZTHERAPEUTIC DRUG LICENSE
1343OtherAZOPTOMETRY LICENSE NUMBER

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 1343 (Arizona)Secondary
152W00000XOptometrist 12497TPA (California)Secondary
152W00000XOptometrist P659A (Arizona)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Nationwide Optometry P.c.690103307535

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 Gary Mark Baron allows following entities to bill medicare on his behalf.
Provider NameTom Sowash Od & Associates Pc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1174627202
PECOS PAC ID: 4284606088
Enrollment ID: O20040811001137
Provider NameNationwide Optometry P.c.
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1326472945
PECOS PAC ID: 6901033075
Enrollment ID: O20131217000251

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 Gary Mark Baron 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 Gary Mark Baron, OD
9132 W Heber Rd,
Tolleson, AZ 85353-5563

Ph: (714) 394-1387
Dr Gary Mark Baron, OD
8340 W Mcdowell Rd,
Phoenix, AZ 85037-4101

Ph: (623) 936-0613

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.