Doctor profile · Federal record

Dr. Arnold Barz, MD

Nephrology Physician (CMS: Nephrology) · Shreveport, LA

  • NPI 1710972559
  • Accepts Medicare
  • MIPS 72.7 / 100 · 2023
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1800 Buckner St, Suite C120
Shreveport, LA 711014440
(318) 227-8899
fax (318) 222-0407

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
July 1, 2010
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Louisiana #024080
Medicaid
LA #1486469

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1710972559. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,927
Distinct HCPCS
10
Medicare allowed
$386,709
HCPCS Description Services Patients Avg allowed
Q5106 Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units 1,280 29 $8
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,266 356 $77
36415 Insertion of needle into vein for collection of blood sample 510 401 $5
83735 Magnesium level 488 387 $7
80069 Kidney function blood test panel 487 386 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 412 230 $121
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 347 81 $342
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 340 300 $8
82570 Creatinine level to test for kidney function or muscle injury 328 288 $5
83970 Parathormone (parathyroid hormone) level 246 222 $40

In context: peer comparison

Among 11 peers in Shreveport Nephrology Physician, average services per provider: 180. This provider delivers 38× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,308
Transactions
69
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Fresenius USA Marketing, INC. 29 $561.95
Travere Therapeutics, INC. 9 $152.75
Amgen INC. 7 $137.92
Opko Pharmaceuticals, LLC 6 $90.39
Mallinckrodt Hospital Products INC. 4 $85.27
Akebia Therapeutics INC 3 $84.88
Novartis Pharmaceuticals Corporation 3 $50.76
Daiichi Sankyo INC. 2 $34.43
AstraZeneca Pharmaceuticals Lp 2 $33.34
Bayer Healthcare Pharmaceuticals INC. 1 $21.92
Novo Nordisk INC 1 $18.70
Boehringer Ingelheim Pharmaceuticals, INC. 1 $17.96
GlaxoSmithKline, LLC. 1 $17.67

By nature of payment

Food and Beverage
$1,218
Education
$90

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
745
Patients
216
Total drug cost
$213,727
Drug Type Claims Patients Total cost
Hydralazine Hcl Generic 130 35 $1,638
Sevelamer Carbonate Generic 87 35 $43,024
Nifedipine ER (Nifedipine) Brand 74 20 $2,738
Calcitriol Generic 65 20 $1,288
Amlodipine Besylate Generic 59 17 $269
Velphoro (Sucroferric Oxyhydroxide) Brand 59 16 $158,894
Furosemide Generic 39 13 $178
Bumetanide Generic 37 13 $1,719
Carvedilol Generic 36 12 $405
Losartan Potassium Generic 35 12 $349

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Arnold Barz's medical specialty?
Dr. Arnold Barz practices Nephrology Physician in Shreveport, LA.
Where does Dr. Arnold Barz practice?
Dr. Arnold Barz practices at 1800 Buckner St, Shreveport, LA 711014440. Office phone: 3182278899.
What is Dr. Arnold Barz's NPI?
Dr. Arnold Barz's National Provider Identifier (NPI) is 1710972559, issued by NPPES.
Does Dr. Arnold Barz accept Medicare assignment?
Yes. Dr. Arnold Barz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Arnold Barz commonly perform?
Top Medicare-reported procedures in 2023: Injection, epoetin alfa-epbx, biosimilar, (retacrit) (for non-esrd use), 1000 units (HCPCS Q5106); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Insertion of needle into vein for collection of blood sample (HCPCS 36415). Source: CMS Medicare Physician & Other Practitioners file.