Doctor profile · Federal record

Dr. Kenneth Hacker, MD

Surgery Physician (CMS: General Surgery) · St Peters, MO

  • NPI 1164484994
  • Accepts Medicare
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
6 Jungermann Circle, Ste 205
St Peters, MO 63376
(636) 441-2122
fax (636) 441-5290

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 6, 2022
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
208600000X — NUCC code
State license (1)
Missouri #R5N50
Medicaid
MO #203711015

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1164484994. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
291
Distinct HCPCS
10
Medicare allowed
$43,658
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 48 32 $48
99204 New patient office or other outpatient visit, 45-59 minutes 45 45 $162
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 37 32 $77
99213 Established patient office or other outpatient visit, 20-29 minutes 27 26 $88
99203 New patient office or other outpatient visit, 30-44 minutes 22 22 $106
49650 Repair of groin hernia using an endoscope 20 20 $432
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 20 20 $169
99212 Established patient office or other outpatient visit, 10-19 minutes 17 16 $55
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 17 17 $127
99202 New patient office or other outpatient visit, 15-29 minutes 14 14 $70

In context: peer comparison

Among 1 peers in this city , average services per provider: 24. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$13,358
Transactions
12
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
INTUITIVE SURGICAL, INC. 9 $13,068.89
Becton, Dickinson and Company 1 $185.63
Davol Inc. 1 $79.12
Solventum Corporation 1 $24.04

By nature of payment

Education
$12,000
Food and Beverage
$1,091
Travel and Lodging
$267

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
164
Patients
151
Total drug cost
$2,848
Drug Type Claims Patients Total cost
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 120 111 $715
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 32 29 $128
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 12 11 $2,005

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Kenneth Hacker's medical specialty?
Dr. Kenneth Hacker practices Surgery Physician in St Peters, MO.
Where does Dr. Kenneth Hacker practice?
Dr. Kenneth Hacker practices at 6 Jungermann Circle, St Peters, MO 63376. Office phone: 6364412122.
What is Dr. Kenneth Hacker's NPI?
Dr. Kenneth Hacker's National Provider Identifier (NPI) is 1164484994, issued by NPPES.
Does Dr. Kenneth Hacker accept Medicare assignment?
Yes. Dr. Kenneth Hacker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kenneth Hacker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); New patient office or other outpatient visit (HCPCS 99204); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.