NPI age
19 years
Enumerated 2007-02-15
● Active Type 2 · Organization
Conwal Corp
Conwal Corp is 1 of 498 technician/technologist organizations in Texas.
Primary specialty
Technician/Technologist
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Hackfeld
President
Last NPPES update
2013-03-06
Source: monthly bulk 2026-05
How this organization compares
Across 498 active technician/technologist providers in Texas.
NPI age
19 years
↑ 9 yr above median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2007 → 2026
2007-02Enumerated in NPPES
2007
2026
Where they practice
Primary practice location
533 W Wheatland Rd
Duncanville, TX 751164515
Mailing address
502 Towne Pl
Duncanville, TX 751164929
Authorized official
Walter O Hackfeld
President
📞 9722985800
Individual providers at this organization
1 individual provider on file at this primary practice address.
- Salvador Franco Technician/Technologist NPI 1609226158
Specialties
-
Technician/Technologist PrimaryOpticians help fit eyeglasses and contact lenses, following prescriptions from Ophthalmologists and Optometrists. They also help customers decide which eyeglass frame or contact lenses to buy.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 0865750-01 |
Other names on file (1)
Doing-business-as, former, and alternate names recorded by NPPES.
-
DUNCANVILLE OPTICAL
Practice context
Multi-provider organization. 1 individual provider on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Verify the organization is in good standing.Cross-check with the state's business registration and any applicable licensing boards.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.