Doctor profile · Federal record

Dr. John Groll, M.D.

Cardiovascular Disease Physician (CMS: Cardiovascular Disease (Cardiology)) · Specialist · Chester, IL

  • NPI 1396716163
  • Accepts Medicare
  • 38 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1900 State St
Chester, IL 622331116
(618) 826-4581
fax (318) 826-5152
Mailing address
1028 S Kirkwood RD Ste A
Kirkwood, MO 631227222

Credentials & registration

NPPES · NUCC
NPI registered
January 2006 — 20 yrs on file
Profile last updated
July 20, 2023
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
207RC0000X — NUCC code
State licenses (2)
Illinois #036-094904 · Missouri #R8J11

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1396716163. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
30
Distinct HCPCS
2
Medicare allowed
$1,017
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 17 14 $8
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 13 13 $68

In context: peer comparison

Among 1 peers in this city , average services per provider: 15. This provider delivers 2.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$38
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Siemens Medical Solutions USA, Inc. 2 $37.88

By nature of payment

Food and Beverage
$38

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
759
Patients
301
Total drug cost
$177,859
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 78 30 $97,173
Atorvastatin Calcium Generic 73 30 $996
Metoprolol Tartrate Generic 70 31 $1,023
Metoprolol Succinate Generic 67 31 $1,559
Carvedilol Generic 53 17 $777
Lisinopril Generic 52 27 $496
Clopidogrel (Clopidogrel Bisulfate) Brand 51 22 $748
Losartan Potassium Generic 51 21 $980
Furosemide Generic 47 19 $302
Amlodipine Besylate Generic 46 27 $264

Frequently asked questions

Auto-generated from federal data
What is Dr. John Groll's medical specialty?
Dr. John Groll practices Cardiovascular Disease Physician in Chester, IL.
Where does Dr. John Groll practice?
Dr. John Groll practices at 1900 State St, Chester, IL 622331116. Office phone: 6188264581.
What is Dr. John Groll's NPI?
Dr. John Groll's National Provider Identifier (NPI) is 1396716163, issued by NPPES.
Does Dr. John Groll accept Medicare assignment?
Yes. Dr. John Groll accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Groll commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (HCPCS 93306). Source: CMS Medicare Physician & Other Practitioners file.