Doctor profile · Federal record

Dr. LOREN BACH, M.D.

Surgery Physician (CMS: GENERAL SURGERY) · Surgery Physician · Neurological Surgery Physician · Student in an Organized Health Care Education/Training Program · SAINT LOUIS, MO

  • NPI 1205279650
  • Accepts Medicare
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
621 S NEW BALLAS RD STE 560A
SAINT LOUIS, MO 63141
(314) 251-6440
fax (314) 251-4456

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
May 30, 2023
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
208600000X — NUCC code
State licenses (2)
Missouri #2019029089 · Minnesota #59069

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1205279650. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
223
Distinct HCPCS
6
Medicare allowed
$35,757
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 77 77 $172
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 63 45 $118
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 46 27 $78
47562 Removal of gallbladder using an endoscope 14 14 $619
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 12 12 $129
99239 Hospital discharge day management, more than 30 minutes 11 11 $114

In context: peer comparison

Among 41 peers in this city , average services per provider: 37. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,040
Transactions
9
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Zimmer Biomet Holdings, Inc. 4 $938.61
Smith+Nephew, Inc. 2 $40.80
ATRICURE, INC. 1 $21.89
Integra LifeSciences Corporation 1 $20.32
TELA Bio, Inc. 1 $18.07

By nature of payment

Travel and Lodging
$837
Food and Beverage
$203

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
38
Patients
38
Total drug cost
$204
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 19 19 $114
Oxycodone Hcl Generic 19 19 $90

Hospital affiliations

CMS Hospital Compare