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

John Bercier, DO

Individual provider Internal Medicine Physician · NPI 1588168199

John Bercier, DO is a Pulmonary Disease in Lake Charles, Louisiana. Graduated from William Carey University College of Osteopathic Medicine in 2018, 8 years ago. Practices with Lcms Pulmonary Associates of Southwest Louisiana, a 9-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
8
Trained at
William Carey University College of Osteopathic Medicine
Licensed in
LA
In the registry since
2018
Specialties on file
4
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

2770 3rd Ave Ste 350
Lake Charles, LA 70601-0404
Phone: (337) 494-2750
Fax: (337) 494-2760
Show map & directions

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

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 322770 (LA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 322770 (LA)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 322770 (LA)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1588168199
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedMarch 19, 2018
Last updated in NPPESFebruary 12, 2025
Certification dateFebruary 12, 2025
Mailing addressPo Box 122309 Dept 2309, Dallas, TX 75312-0001

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesINTERNAL MEDICINE
Medical schoolWILLIAM CAREY UNIVERSITY COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2018 (8 years in practice)
Group practice Lcms Pulmonary Associates Of Southwest Louisiana — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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