NPI age
20 years
Enumerated 2006-05-05
● Active
Type 1 · Individual
DR. Ivri K Messinger, D.O.
Messinger is 1 of 14 pediatrics providers in San Marcos and 1 of 7055 in Texas.
Primary specialty
Pediatrics
Plus 1 subspecialty
Licensed in
TX, WA
2 states
Status
Active
No deactivations on record
Last NPPES update
2011-06-16
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 7055 active pediatrics providers in Texas.
NPI age
20 years
↑ 2 yr above median (18 yr)
State licenses
2 states
Top 91% — 8% of peers are multi-state
Subspecialties
0
23% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-05Enumerated in NPPES
2006
2026
Where they practice
Practice location
601b Leah Ave
San Marcos, TX 786667849
Mailing address
601b Leah Ave
San Marcos, TX 786667849
Specialties
-
Pediatrics PrimaryA pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment...
Practice context
Part of a multi-provider practice. 9 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 7055 Pediatrics providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
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.