Doctor profile · Federal record

Dr. John Griepentrog, M.D.

Trauma Surgery Physician (CMS: General Surgery) · Surgery Physician · Surgical Critical Care Physician · Trauma Surgery Physician · Knoxville, TN

  • NPI 1942643119
  • Accepts Medicare
  • MIPS 92.6 / 100 · 2023
  • 13 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1932 Alcoa Hwy
Knoxville, TN 379201527
(865) 305-6058
Additional location
200 Lothrop St, F600 Presbyterian Hospital
Pittsburgh, PA 152132536
(412) 647-2345
Additional location
6410 Fannin St
Houston, TX 770303000
(832) 325-7125
Mailing address
1924 Alcoa Hwy Ste C270
Knoxville, TN 379201511

Credentials & registration

NPPES · NUCC
NPI registered
April 2013 — 13 yrs on file
Profile last updated
October 18, 2022
Year of graduation
2013 — 13 yrs since
Specialty taxonomy
2086S0127X — NUCC code
State licenses (2)
Tennessee #65226 · Texas #S4482

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942643119. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
244
Distinct HCPCS
6
Medicare allowed
$25,561
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 89 59 $74
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 71 68 $121
99291 Critical care, first 30-74 minutes 27 16 $184
99284 Emergency department visit with moderate level of medical decision making 24 24 $108
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 21 14 $46
99204 New patient office or other outpatient visit, 45-59 minutes 12 12 $154

In context: peer comparison

Among 2 peers in this city , average services per provider: 44. This provider delivers 5.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$867
Transactions
16
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
Kerecis Limited 3 $182.53
Davol Inc. 2 $175.03
KLS-Martin L.P. 1 $125.00
Zimmer Biomet Holdings, Inc. 1 $107.80
Acera Surgical, Inc. 2 $67.19
INTUITIVE SURGICAL, INC. 1 $63.75
Medtronic, Inc. 1 $44.55
ATRICURE, INC. 1 $28.13
Abbott Laboratories 1 $20.37
Haemonetics Corporation 1 $19.62
Octapharma USA, Inc. 1 $17.69
Integra LifeSciences Corporation 1 $15.30

By nature of payment

Food and Beverage
$867

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Griepentrog's medical specialty?
Dr. John Griepentrog practices Trauma Surgery Physician in Knoxville, TN.
Where does Dr. John Griepentrog practice?
Dr. John Griepentrog practices at 1932 Alcoa Hwy, Knoxville, TN 379201527. Office phone: 8653056058.
What is Dr. John Griepentrog's NPI?
Dr. John Griepentrog's National Provider Identifier (NPI) is 1942643119, issued by NPPES.
Does Dr. John Griepentrog accept Medicare assignment?
Yes. Dr. John Griepentrog accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Griepentrog commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.