Doctor profile · Federal record

Dr. Charles Louis, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Lafayette, LA

  • NPI 1982650917
  • Accepts Medicare
  • 52 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3911 Moss St
Lafayette, LA 705074533
(337) 262-0091

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
March 10, 2008
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Louisiana #07933R
Medicaid
LA #1939994

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1982650917. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
733
Distinct HCPCS
7
Medicare allowed
$48,021
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 330 102 $81
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 196 27 $48
82962 Blood glucose (sugar) test performed by hand-held instrument 70 38 $3
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 41 27 $73
99238 Hospital discharge day management, 30 minutes or less 40 28 $77
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 39 28 $121
G0180 Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and 17 15 $48

In context: peer comparison

Among 31 peers in Lafayette Internal Medicine Physician, average services per provider: 133. This provider delivers 5.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,312
Patients
517
Total drug cost
$18,393
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 284 56 $1,495
Hydralazine Hcl Generic 182 33 $1,317
Hydrochlorothiazide Generic 182 42 $432
Pantoprazole Sodium Generic 180 36 $1,886
Metformin Hcl Generic 171 39 $1,105
Omeprazole Generic 155 36 $1,630
Pravastatin Sodium Generic 149 35 $2,283
Potassium Chloride Generic 147 33 $1,927
Zolpidem Tartrate Generic 147 27 $953
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 142 45 $946

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Charles Louis's medical specialty?
Dr. Charles Louis practices Internal Medicine Physician in Lafayette, LA.
Where does Dr. Charles Louis practice?
Dr. Charles Louis practices at 3911 Moss St, Lafayette, LA 705074533. Office phone: 3372620091.
What is Dr. Charles Louis's NPI?
Dr. Charles Louis's National Provider Identifier (NPI) is 1982650917, issued by NPPES.
Does Dr. Charles Louis accept Medicare assignment?
Yes. Dr. Charles Louis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Charles Louis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Blood glucose (sugar) test performed by hand-held instrument (HCPCS 82962). Source: CMS Medicare Physician & Other Practitioners file.