NPI age
14 years
Enumerated 2011-12-02
● Active
Type 1 · Individual
William Casey Fernandez, LSA
Fernandez is 1 of 494 physician assistant providers in Houston and 1 of 1890 in Texas.
Primary specialty
Physician Assistant
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2019-03-08
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1890 active physician assistant providers in Texas.
NPI age
14 years
↑ 3 yr above median (11 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
0
32% of peers hold subspecialties
NPI lifetime · 2011 → 2026
2011-12Enumerated in NPPES
2011
2026
Where they practice
Practice location
1825 San Jacinto St Unit 844
Houston, TX 77002
Mailing address
Po Box 20054
Houston, TX 772250054
Additional practice locations
2 secondary locations on file with NPPES.
Location 2
23203 S Waterlake Dr
Richmond, TX 774067667
Location 3
23203 S Waterlake Dr
Richmond, TX 774067667
Specialties
-
Physician Assistant PrimaryDefinition to come...
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
Recently enumerated nearby: 7 new physician assistant providers have been added in Houston in the last 180 days.
See all →
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.