Doctor profile · Federal record

Dr. Stacy Ejem, M.D

Internal Medicine Physician (CMS: Internal Medicine) · Pulmonary Disease Physician · Saint Louis, MO

  • NPI 1376993725
  • Accepts Medicare
  • MIPS 93.9 / 100 · 2023
  • 10 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Barnes Jewish Hospital Plz
Saint Louis, MO 631101003
(314) 362-5000
Additional location
817 Princeton Ave Sw Ste 199
Birmingham, AL 352111350
(205) 780-1920
fax (205) 271-6602
Mailing address
Po Box 8121, 660 S Euclid Avenue
Saint Louis, MO 631568121

Credentials & registration

NPPES · NUCC
NPI registered
June 2016 — 10 yrs on file
Profile last updated
January 28, 2026
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Missouri #2016020049 · Alabama #MD.38265

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1376993725. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,025
Distinct HCPCS
10
Medicare allowed
$93,485
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 337 148 $74
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 293 116 $110
99214 Established patient office or other outpatient visit, 30-39 minutes 77 55 $116
94010 Test to measure expiratory airflow and volume 49 49 $23
94726 Test to determine lung volumes using sensors 44 44 $47
94729 Test to examine how well the lungs exchange gases 44 44 $49
99204 New patient office or other outpatient visit, 45-59 minutes 40 40 $151
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 35 35 $119
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 33 33 $163
94618 Test for exercise-induced lung stress 29 26 $31

In context: peer comparison

Among 216 peers in this city , average services per provider: 171. This provider delivers 6.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$843
Transactions
32
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novo Nordisk Inc 1 $121.84
GlaxoSmithKline, LLC. 5 $113.63
Boehringer Ingelheim Pharmaceuticals, Inc. 4 $107.31
Regeneron Healthcare Solutions, Inc. 4 $68.51
CSL Behring 2 $64.76
Mallinckrodt Hospital Products Inc. 2 $55.57
Grifols USA, LLC 2 $46.86
GENZYME CORPORATION 2 $43.78
Amgen Inc. 2 $39.68
Philips North America LLC 2 $39.01
Pulmonx Corporation 1 $27.37
Takeda Pharmaceuticals U.S.A., Inc. 1 $26.86
Electromed, Inc. 2 $23.37
Vifor Pharma, Inc. 1 $23.06
Harmony Biosciences Llc 1 $21.61

By nature of payment

Food and Beverage
$843

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
442
Patients
102
Total drug cost
$149,651
Drug Type Claims Patients Total cost
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 101 47 $2,950
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 82 27 $62,434
Breo Ellipta (Fluticasone/Vilanterol) Brand 43 15 $17,265
Anoro Ellipta (Umeclidinium Brm/Vilanterol Tr) Brand 40 0 $19,711
Symbicort (Budesonide/Formoterol Fumarate) Brand 40 13 $16,963
Incruse Ellipta (Umeclidinium Bromide) Brand 22 0 $7,961
Montelukast Sodium Generic 21 0 $788
Spiriva Respimat (Tiotropium Bromide) Brand 18 0 $9,790
Azithromycin Generic 17 0 $255
Breztri Aerosphere (Budesonide/Glycopyr/Formoterol) Brand 16 0 $10,501

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Stacy Ejem's medical specialty?
Dr. Stacy Ejem practices Internal Medicine Physician in Saint Louis, MO.
Where does Dr. Stacy Ejem practice?
Dr. Stacy Ejem practices at 1 Barnes Jewish Hospital Plz, Saint Louis, MO 631101003. Office phone: 3143625000.
What is Dr. Stacy Ejem's NPI?
Dr. Stacy Ejem's National Provider Identifier (NPI) is 1376993725, issued by NPPES.
Does Dr. Stacy Ejem accept Medicare assignment?
Yes. Dr. Stacy Ejem accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Stacy Ejem commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.