NPI age
17 years
Enumerated 2008-08-01
● Active
Type 1 · Individual
MR. Alonzo Ali Nassiff, C.N.I.M.
Nassiff is 1 of 4 specialist/technologist, other providers in McAllen and 1 of 1176 in Texas.
Primary specialty
Specialist/Technologist, Other
Licensed in
—
0 states
Status
Active
No deactivations on record
Last NPPES update
2008-08-01
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1176 active specialist/technologist, other providers in Texas.
NPI age
17 years
↑ 8 yr above median (9 yr)
State licenses
1 state
0% of peers hold multiple states
Subspecialties
0
8% of peers hold subspecialties
NPI lifetime · 2008 → 2026
2008-08Enumerated in NPPES
2008
2026
Where they practice
Practice location
3621 Gull Ave
McAllen, TX 785044788
Mailing address
3621 Gull Avenue
McAllen, TX 785044788
Specialties
-
Specialist/Technologist, Other PrimaryDefinition to come...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
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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.