Doctor profile · Federal record

Dr. James Westerfield, M.D.

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

  • NPI 1649271511
  • Accepts Medicare
  • 27 yrs in practice
  • 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

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
March 27, 2015
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Louisiana #025540
Medicaid (2)
LA #1576913 · MS #00057567

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649271511. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
398
Distinct HCPCS
4
Medicare allowed
$39,799
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 210 95 $76
99239 Hospital discharge day management, more than 30 minutes 97 96 $109
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 56 56 $165
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 35 28 $114

In context: peer comparison

Among 90 peers in Baton Rouge Internal Medicine Physician, average services per provider: 110. This provider delivers 3.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$14
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Pfizer INC. 1 $13.81

By nature of payment

Food and Beverage
$14

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
318
Patients
201
Total drug cost
$2,593
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 48 29 $503
Furosemide Generic 29 17 $68
Prednisone Generic 25 23 $85
Amlodipine Besylate Generic 24 17 $80
Levofloxacin Generic 24 23 $95
Ondansetron Odt (Ondansetron) Brand 22 21 $317
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 19 19 $238
Metoprolol Tartrate Generic 19 12 $130
Doxycycline Hyclate Generic 17 15 $132
Gabapentin Generic 17 0 $161

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Westerfield's medical specialty?
Dr. James Westerfield practices Internal Medicine Physician in Baton Rouge, LA.
Where does Dr. James Westerfield practice?
Dr. James Westerfield practices at 5000 Hennessy Blvd, Baton Rouge, LA 708084375. Office phone: 2257654050.
What is Dr. James Westerfield's NPI?
Dr. James Westerfield's National Provider Identifier (NPI) is 1649271511, issued by NPPES.
Does Dr. James Westerfield accept Medicare assignment?
Yes. Dr. James Westerfield accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Westerfield commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.