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

Marianne Halphen Gelter, DO

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1437681848

Marianne Halphen Gelter, DO is a Pain Management in Slidell, Louisiana. Graduated from Arizona College of Osteopathic Medicine Mid Western University in 2017, 9 years ago. Practices with Ochsner Clinic LLC, a 2,842-clinician group, works from 3 locations, accepts Medicare assignment and offers telehealth. Licensed in Louisiana.

Years since qualifying
9
Trained at
Arizona College of Osteopathic Medicine Mid Western University
Licensed in
LA
In the registry since
2017
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

310 Gateway Dr Ste B
Slidell, LA 70461-5598
Phone: (985) 288-5088
Fax: (985) 259-8803
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 70411 Highway 21, Covington, LA 70433-8243 — (985) 288-5088
  • 15739 Professional Plz, Hammond, LA 70403-1452 — (985) 288-5088

Specialties & licences

Pain Medicine (Anesthesiology) Physician (primary) Taxonomy 207LP2900X · Licence 330907 (LA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1437681848
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 3, 2017
Last updated in NPPESAugust 23, 2022
Certification dateAugust 23, 2022

Medicare enrollment

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

Medicare specialtyPAIN MANAGEMENT
Also practisesANESTHESIOLOGY
Medical schoolARIZONA COLLEGE OF OSTEOPATHIC MEDICINE MID WESTERN UNIVERSITY
Graduated 2017 (9 years in practice)
Group practice Ochsner Clinic Llc — 2842 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Slidell