Doctor profile · Federal record

Dr. Thomas Mendler, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Baton Rouge, LA

  • NPI 1861712895
  • Accepts Medicare
  • 18 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5000 Hennessy Blvd
Baton Rouge, LA 708084375
(225) 765-4050
fax (225) 765-4046
Mailing address
5959 S Sherwood Forest Blvd
Baton Rouge, LA 708166038

Credentials & registration

NPPES · NUCC
NPI registered
June 2010 — 16 yrs on file
Profile last updated
September 9, 2021
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Louisiana #MD.204672 · Texas #N5865
Medicaid (2)
MS #05230815 · LA #2173138

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861712895. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
406
Distinct HCPCS
4
Medicare allowed
$43,243
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 188 81 $75
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 93 93 $164
99239 Hospital discharge day management, more than 30 minutes 78 77 $108
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 47 33 $114

In context: peer comparison

Among 22 peers in Baton Rouge Hospitalist Physician, average services per provider: 85. This provider delivers 4.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$148
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 4 $72.67
Pfizer INC. 2 $35.91
Alexion Pharmaceuticals, INC. 1 $21.12
Amgen INC. 1 $17.81

By nature of payment

Food and Beverage
$148

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
25
Patients
25
Total drug cost
$178
Drug Type Claims Patients Total cost
Furosemide Generic 13 13 $43
Cefdinir Generic 12 12 $136

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Thomas Mendler's medical specialty?
Dr. Thomas Mendler practices Hospitalist Physician in Baton Rouge, LA.
Where does Dr. Thomas Mendler practice?
Dr. Thomas Mendler practices at 5000 Hennessy Blvd, Baton Rouge, LA 708084375. Office phone: 2257654050.
What is Dr. Thomas Mendler's NPI?
Dr. Thomas Mendler's National Provider Identifier (NPI) is 1861712895, issued by NPPES.
Does Dr. Thomas Mendler accept Medicare assignment?
Yes. Dr. Thomas Mendler accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Thomas Mendler commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.