Greisel Mesa Fonseca
Greisel Mesa Fonseca is a Behavior Technician provider (Behavior Technician) practicing in Largo, FL, registered in the NPPES registry with NPI 1225872997 since 2024.
✓ Active NPI ✓ Valid NPI checksum Sole proprietor
| NPI | 1225872997 |
|---|---|
| Entity type | Individual (Type 1) |
| Name | Greisel Mesa Fonseca |
| Sex | Female |
| Practice address | Largo, FL, 33770 |
| Phone | 7864798592 |
| Enumeration date | 2024-06-19 |
| Last updated in NPPES | 2024-06-19 |
Street address withheld — NPPES sole-proprietor addresses can be home addresses. See our data policy.
Taxonomy & licenses
| Taxonomy code | Specialty | Primary | License | State |
|---|---|---|---|---|
| 106S00000X | Behavior Technician | Primary | — | — |
Copy-ready billing details
Provider: Greisel Mesa Fonseca NPI: 1225872997 Taxonomy: 106S00000X (Behavior Technician) Address: Largo, FL, 33770
Other providers at this practice address
| NPI | Name | Type | Specialty | Location |
|---|---|---|---|---|
| 1396378832 | Isabel Conde De La Fuente | Individual | Behavior Technician | Largo, FL |
| 1528775590 | Atypical Behavior Analysis Corp | Organization | Behavior Analyst | Largo, FL |
| 1558047217 | A Plus Behavior Analysis Corp | Organization | Behavior Analyst | Largo, FL |
| 1437995008 | Lorena Martinez Garcia | Individual | Behavior Technician | Largo, FL |
| 1942032636 | Daymi Pena | Individual | Behavior Technician | Largo, FL |
| 1144035130 | Annia Marrero Lopez | Individual | Behavior Technician | Largo, FL |
Verify this record
Cross-check NPI 1225872997 against the authoritative CMS record: view Greisel Mesa Fonseca on the official NPPES registry .
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.
Frequently asked questions
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Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2024-06-19.