Doctor profile · Federal record

Dr. Robert Loiben, M.D.

Psychiatry Physician (CMS: Psychiatry) · Milwaukee, WI

  • NPI 1346302072
  • Accepts Medicare
  • 39 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
7330 W Layton Ave
Milwaukee, WI 532203849
(414) 281-1677

Credentials & registration

NPPES · NUCC
NPI registered
December 2006 — 20 yrs on file
Profile last updated
July 8, 2007
Year of graduation
1987 — 39 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Wisconsin #30312

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1346302072. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
278
Distinct HCPCS
1
Medicare allowed
$33,413
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 278 68 $120

In context: peer comparison

Among 39 peers in Milwaukee Psychiatry Physician, average services per provider: 68. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,130
Patients
349
Total drug cost
$51,002
Drug Type Claims Patients Total cost
Zolpidem Tartrate Generic 240 31 $2,389
Lorazepam Generic 185 31 $1,625
Clonazepam Generic 176 30 $2,375
Escitalopram Oxalate Generic 162 31 $1,857
Quetiapine Fumarate Generic 159 22 $4,250
Duloxetine Hcl Generic 146 26 $3,695
Alprazolam Generic 143 25 $853
Bupropion Xl (Bupropion Hcl) Brand 140 32 $4,466
Mirtazapine Generic 138 20 $2,529
Lamotrigine Generic 129 22 $2,944

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Loiben's medical specialty?
Dr. Robert Loiben practices Psychiatry Physician in Milwaukee, WI.
Where does Dr. Robert Loiben practice?
Dr. Robert Loiben practices at 7330 W Layton Ave, Milwaukee, WI 532203849. Office phone: 4142811677.
What is Dr. Robert Loiben's NPI?
Dr. Robert Loiben's National Provider Identifier (NPI) is 1346302072, issued by NPPES.
Does Dr. Robert Loiben accept Medicare assignment?
Yes. Dr. Robert Loiben accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Loiben commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.