NPI age
9 years
Enumerated 2017-03-14
● Active
Type 1 · Individual
Marilyn Clark, RT, CT, RVS
Clark is 1 of 1 specialist/technologist cardiovascular providers in Port Arthur and 1 of 65 in Texas.
Primary specialty
Specialist/Technologist Cardiovascular
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2017-03-14
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 65 active specialist/technologist cardiovascular providers in Texas.
NPI age
9 years
↓ 4 yr below median (13 yr)
State licenses
1 state
0% of peers hold multiple states
Subspecialties
0
26% of peers hold subspecialties
NPI lifetime · 2017 → 2026
2017-03Enumerated in NPPES
2017
2026
Where they practice
Practice location
8700 9th Ave Ste 108
Port Arthur, TX 776428069
Mailing address
8700 9th Ave Ste 108
Port Arthur, TX 776428069
Specialties
-
Specialist/Technologist Cardiovascular PrimaryA cardiovascular sonography technologist operates special equipment to create images and conduct tests of the cardiovascular system. They work with physicians who view the images and test results to assess and diagnose medical conditions.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
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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.