Doctor profile · Federal record

Dr. Tammy Wichman, M.D.

Critical Care Medicine (Internal Medicine) Physician (CMS: Critical Care (Intensivists)) · Internal Medicine Physician · Pulmonary Disease Physician · Omaha, NE

  • NPI 1780788844
  • Accepts Medicare
  • 30 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Emile 42Nd St
Omaha, NE 681980001
(402) 559-4015
fax (402) 559-8715
Mailing address
988102 Nebraska Medical Ctr
Omaha, NE 681988102

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
February 14, 2019
Year of graduation
1996 — 30 yrs since
Specialty taxonomy
207RC0200X — NUCC code
State license (1)
Nebraska #22440

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1780788844. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
852
Distinct HCPCS
10
Medicare allowed
$70,845
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 203 84 $108
99214 Established patient office or other outpatient visit, 30-39 minutes 177 113 $90
99291 Critical care, first 30-74 minutes 80 35 $196
94729 Test to examine how well the lungs exchange gases 79 79 $8
94375 Test to measure rate of airflow 70 67 $13
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 70 68 $160
94726 Test to determine lung volumes using sensors 63 62 $11
94618 Test for exercise-induced lung stress 35 33 $21
94060 Test to measure expiratory airflow and volume changes before and after medication administration 31 30 $10
94010 Test to measure expiratory airflow and volume 17 16 $7

In context: peer comparison

Among 4 peers in Omaha Critical Care Medicine (Internal Medicine) Physician, average services per provider: 78. This provider delivers 11× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,010
Patients
114
Total drug cost
$8,411,462
Drug Type Claims Patients Total cost
Opsumit (Macitentan) Brand 225 24 $2,898,554
Adempas (Riociguat) Brand 130 13 $1,830,356
Sildenafil Citrate Generic 125 23 $16,990
Ambrisentan Generic 98 0 $421,455
Tadalafil Generic 91 15 $123,861
Uptravi (Selexipag) Brand 77 0 $1,753,061
Furosemide Generic 54 24 $541
Tyvaso Dpi (Treprostinil) Brand 43 0 $1,009,003
Orenitram ER (Treprostinil Diolamine) Brand 41 0 $176,161
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 37 15 $1,207

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tammy Wichman's medical specialty?
Dr. Tammy Wichman practices Critical Care Medicine (Internal Medicine) Physician in Omaha, NE.
Where does Dr. Tammy Wichman practice?
Dr. Tammy Wichman practices at Emile 42Nd St, Omaha, NE 681980001. Office phone: 4025594015.
What is Dr. Tammy Wichman's NPI?
Dr. Tammy Wichman's National Provider Identifier (NPI) is 1780788844, issued by NPPES.
Does Dr. Tammy Wichman accept Medicare assignment?
Yes. Dr. Tammy Wichman accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tammy Wichman commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.