Marissa Lynn Johnson, CRNA
NPI 1740256742ActiveIndividual· Nurse Anesthetist, Certified Registered· Seguin, TX
Nurse Anesthetist, Certified Registered (CRNA) with Emergenchealth PLLC and 1 other group, practicing in Seguin, Texas. Medicare paid $28,780 for services to 327 patients in 2024. Boston Scientific Corporation reported $35.75 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1740256742 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNA |
| Sole proprietor | No |
| NPI issued | Feb 28, 2006 |
| Last updated in NPPES | Oct 24, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Anesthetist, Certified Registered Primary | 367500000X | TBN573224 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Certified Registered Nurse Anesthetist (CRNA) (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 327 |
|---|---|
| Services billed | 340 across 4 procedure codes |
| Paid by Medicare | $28,780 |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Certified Registered Nurse Anesthetist (Crna) |
Medical groups
- Emergenchealth PLLCTexarkana, TX · 1,056 clinicians
- Endo Sedation LLCWebster, TX · 293 clinicians
Industry payments (Open Payments)
- 2025$35.75 · 1 payment from 1 company
- 2024$20.68 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $35.75 | 1 |
What the 2025 payments were for
- Food and Beverage$35.75 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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