Gregory Wade Harrison, OD - Medicare Optometrist in Plano, TX

Gregory Wade Harrison, OD is a medicare enrolled "Optometrist" provider in Plano, Texas. He went to Indiana University - School Of Optometry and graduated in 1988 and has 36 years of diverse experience with area of expertise as Optometry. His current practice location is 1900 Preston Rd, Suite 265, Plano, Texas. You can reach out to his office (for appointments etc.) via phone at (972) 519-0006.

Gregory Wade Harrison is licensed to practice in Texas (license number 04019T) 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 1225071343.

Contact Information

Gregory Wade Harrison, OD
1900 Preston Rd, Suite 265,
Plano, TX 75093-5175
(972) 519-0006
(972) 519-0669

Map and Direction




Healthcare Provider's Profile

Full NameGregory Wade Harrison
GenderMale
SpecialityOptometry
Experience36 Years
Location1900 Preston Rd, Plano, Texas
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:
  • Gregory Wade Harrison attended and graduated from Indiana University - School Of Optometry in 1988
  NPI Data:
  • NPI Number: 1225071343
  • Provider Enumeration Date: 06/14/2006
  • Last Update Date: 03/07/2023
  Medicare PECOS Information:
  • PECOS PAC ID: 4688727605
  • Enrollment ID: I20090807000521

Medical Identifiers

Medical identifiers for Gregory Wade Harrison such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225071343NPI-NPPES
20119299OtherDPS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 04019T (Texas)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. Gregory Wade Harrison allows following entities to bill medicare on his behalf.
Provider NameVisions Unlimited Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1033251285
PECOS PAC ID: 3072666080
Enrollment ID: O20090807000392
Provider NameProsper Vision Pllc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1023543113
PECOS PAC ID: 0941567960
Enrollment ID: O20171129003391

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. Gregory Wade Harrison 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
Gregory Wade Harrison, OD
7001 W Parker Rd, #918,
Plano, TX 75093-8614

Ph: (972) 306-7705
Gregory Wade Harrison, OD
1900 Preston Rd, Suite 265,
Plano, TX 75093-5175

Ph: (972) 519-0006

Reviews and Comments


Optometrist in Plano, TX

Cathy Tran Nguyen, O.D.
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Phone: 972-403-1110    Fax: 972-403-1153
Shawn M Kelly, OD
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Dr. Saadi Marco Darvish, O.D
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Phone: 972-931-1133    Fax: 972-931-5546
Dr. Clarissa J De Paz, OD
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Phone: 972-423-3937    
Dr. Ernest Lee Cook, O.D.
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Medicare: Not Enrolled in Medicare
Practice Location: 1520 Preston Rd Apt 1123, Plano, TX 75093
Phone: 972-612-6114    Fax: 972-612-6114
Dr. Kenneth M Garza, O.D.
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Medicare: Accepting Medicare Assignments
Practice Location: 2100 Hedgcoxe Rd, Suite 140, Plano, TX 75025
Phone: 469-323-1927    

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.