Doctor profile · Federal record

Dr. John Fontenot, M.D.

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

  • NPI 1801822044
  • Accepts Medicare
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1415 7Th St, Suite J
Mamou, LA 705542269
(337) 468-5150
fax (337) 468-5155

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 12, 2010
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Louisiana #200868
Medicaid
LA #1066125

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801822044. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
338
Distinct HCPCS
4
Medicare allowed
$15,959
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 191 140 $8
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 96 33 $76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 28 19 $167
99239 Hospital discharge day management, more than 30 minutes 23 18 $109

In context: peer comparison

Among 1 peers in this city , average services per provider: 84. This provider delivers 4.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$69
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Abbott Laboratories 1 $29.19
SANOFI PASTEUR INC. 1 $23.18
Ardelyx, Inc. 1 $16.30

By nature of payment

Food and Beverage
$69

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,563
Patients
710
Total drug cost
$45,871
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 536 81 $2,605
Atorvastatin Calcium Generic 438 69 $3,267
Gabapentin Generic 388 63 $4,972
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 378 48 $8,350
Levothyroxine Sodium Generic 339 52 $3,426
Omeprazole Generic 318 50 $3,224
Furosemide Generic 294 47 $1,141
Pantoprazole Sodium Generic 274 49 $2,642
Lisinopril Generic 261 49 $1,845
Potassium Chloride Generic 261 44 $5,325

Frequently asked questions

Auto-generated from federal data
What is Dr. John Fontenot's medical specialty?
Dr. John Fontenot practices Internal Medicine Physician in Mamou, LA.
Where does Dr. John Fontenot practice?
Dr. John Fontenot practices at 1415 7Th St, Mamou, LA 705542269. Office phone: 3374685150.
What is Dr. John Fontenot's NPI?
Dr. John Fontenot's National Provider Identifier (NPI) is 1801822044, issued by NPPES.
Does Dr. John Fontenot accept Medicare assignment?
Yes. Dr. John Fontenot accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Fontenot commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.