NPI age
19 years
Enumerated 2007-04-18
● Active
Type 1 · Individual
Diana L Garrison, PA-C
Garrison is 1 of 209 physician assistant providers in Dallas and 1 of 2220 in Texas.
Primary specialty
Physician Assistant
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2009-07-24
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 2220 active physician assistant providers in Texas.
NPI age
19 years
↑ 4 yr above median (15 yr)
State licenses
1 state
6% of peers hold multiple states
Subspecialties
0
20% of peers hold subspecialties
NPI lifetime · 2007 → 2026
2007-04Enumerated in NPPES
2007
2026
Where they practice
Practice location
3801 Gaston Ave Ste 302
Dallas, TX 752462532
Mailing address
3801 Gaston Ave Ste 302
Dallas, TX 752462532
Specialties
-
Physician Assistant PrimaryDefinition to come...
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
Recently enumerated nearby: 6 new physician assistant providers have been added in Dallas in the last 180 days.
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Request a quote →How to verify this provider
- 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.