Patterson Optical, PA in Sherman, TX
This organization bills under NPI 1164642138, an organization record issued on May 1, 2007 with the primary taxonomy Optometrist. Each clinician who works there has their own NPI and license.
Organization recordNPPES, Aug 2026
1164642138
- Legal name
- Patterson Optical, PA
- Entity
- Type 2 · organization, a subpart
- Parent organization
- Patterson Optical, PA
- Primary taxonomy
- Optometrist 152W00000X
- Practice location
- 4180 TOWN CTR, Sherman, TX 75092
- Phone
- 903-868-2020
- Enumerated
- May 1, 2007
- Record updated
- Mar 10, 2025
- Authorized official
- President (title as filed)
4 clinicians CMS lists with Patterson Optical in Sherman
- Brian Drobny, ODCorneal and Contact Management Optometrist1316953136
- Eugene Guthrie, ODPediatric Optometrist1417032038
- Dennis Patterson, ODOptometrist1356357164
- Ashley Zinser, ODOptometrist1164875845
Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.
Checking an organization
- Confirm the business with the Texas secretary of state.
- Check the HHS-OIG exclusion list for the organization.
- Verify each clinician on their own record and the state license search.
Common questions
What does subpart mean?
The organization registered this NPI as a subpart: a part of the organization, such as a location, that bills under its own NPI.
Is an organization NPI a license?
No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.
Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.