Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Mark P Gremillion, OT

Individual provider Occupational Therapist · NPI 1134284557

Mr. Mark P Gremillion, OT is an Occupational Therapist in Private Practice in Jennings, Louisiana. Qualified in 1987, 39 years ago. Practices with Therapy Center of Jefferson Davis Parish, Inc, a 20-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
39
Licensed in
LA
In the registry since
2006
What do these letters mean?
OT — Occupational Therapist
Helps people regain the skills needed for daily living and work.

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Practice location Address checks out

2002 Johnson St Ste 100
Jennings, LA 70546-3646
Phone: (337) 824-4547
Fax: (337) 824-4548
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Occupational Therapist (primary) Taxonomy 225X00000X · Licence Z10533 (LA)

Record details

NPI number1134284557
Entity typeIndividual (Type 1)
GenderMale
Credentials OT
Sole proprietorNo
NPI enumeratedDecember 26, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOCCUPATIONAL THERAPIST IN PRIVATE PRACTICE
Medical schoolOTHER
Graduated 1987 (39 years in practice)
Group practice Therapy Center Of Jefferson Davis Parish, Inc — 20 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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