Doctor profile · Federal record

Dr. Gregory Folkert, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Alton, IL

  • NPI 1063538015
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Saint Anthonys Way
Alton, IL 620024568
(618) 465-2571
Additional location
915 N Grand Blvd
Saint Louis, MO 631061621
(314) 289-6410
Mailing address
331 N New Ballas RD Unit 410864
Saint Louis, MO 631415537

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
August 23, 2025
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Missouri #2008008950 · Illinois #036.150967

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063538015. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
246
Distinct HCPCS
4
Medicare allowed
$30,670
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 98 94 $182
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 72 70 $8
99284 Emergency department visit with moderate level of medical decision making 46 44 $125
99291 Critical care, first 30-74 minutes 30 29 $217

In context: peer comparison

Among 5 peers in this city , average services per provider: 60. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
158
Patients
153
Total drug cost
$1,721
Drug Type Claims Patients Total cost
Ondansetron Hcl Generic 35 35 $167
Prednisone Generic 31 30 $76
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 29 28 $156
Meloxicam Generic 23 22 $72
Naloxone Hcl Generic 15 14 $1,067
Cephalexin Generic 13 13 $141
Pantoprazole Sodium Generic 12 11 $40

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Folkert's medical specialty?
Dr. Gregory Folkert practices Emergency Medicine Physician in Alton, IL.
Where does Dr. Gregory Folkert practice?
Dr. Gregory Folkert practices at 1 Saint Anthonys Way, Alton, IL 620024568. Office phone: 6184652571.
What is Dr. Gregory Folkert's NPI?
Dr. Gregory Folkert's National Provider Identifier (NPI) is 1063538015, issued by NPPES.
Does Dr. Gregory Folkert accept Medicare assignment?
Yes. Dr. Gregory Folkert accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Folkert commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.