Doctor profile · Federal record

Dr. John Tierney, MD

Surgical Critical Care Physician (CMS: General Surgery) · Surgery Physician · Surgery Physician · Omaha, NE

  • NPI 1023498326
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
988102 Nebraska Medical Ctr
Omaha, NE 681988102
(402) 559-6111

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
September 12, 2022
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
2086S0102X — NUCC code
State licenses (3)
Nebraska #34913 · Illinois #125066550 · Pennsylvania #MT222468

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1023498326. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
256
Distinct HCPCS
6
Medicare allowed
$26,975
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 89 50 $73
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 56 56 $161
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 40 31 $110
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 34 23 $46
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 22 22 $116
99291 Critical care, first 30-74 minutes 15 12 $196

In context: peer comparison

Among 3 peers in this city , average services per provider: 46. This provider delivers 5.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Tierney's medical specialty?
Dr. John Tierney practices Surgical Critical Care Physician in Omaha, NE.
Where does Dr. John Tierney practice?
Dr. John Tierney practices at 988102 Nebraska Medical Ctr, Omaha, NE 681988102. Office phone: 4025596111.
What is Dr. John Tierney's NPI?
Dr. John Tierney's National Provider Identifier (NPI) is 1023498326, issued by NPPES.
Does Dr. John Tierney accept Medicare assignment?
Yes. Dr. John Tierney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Tierney commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.