Doctor profile · Federal record

Dr. John Groth, MD

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Evanston, IL

  • NPI 1417159294
  • Accepts Medicare
  • MIPS 90.4 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2650 Ridge Ave., Department of Pathology
Evanston, IL 602011718
(847) 570-2730
Additional location
1740 W Taylor St
Chicago, IL 606127232
(866) 600-2273
Mailing address
206 Garfield Ave
Libertyville, IL 600482756

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
May 23, 2019
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Illinois #036126085

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417159294. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,721
Distinct HCPCS
10
Medicare allowed
$104,667
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 879 484 $38
88341 Special stained specimen slides to examine tissue, each additional procedure 533 111 $29
88173 Evaluation of fine needle aspirate with interpretation and report 184 144 $71
88342 Special stained specimen slides to examine tissue, initial procedure 154 140 $35
88112 Cell examination of specimen, selective cellular enhancement technique 153 135 $28
88172 Evaluation of fine needle aspirate 136 115 $36
88344 Special stained specimen slides to examine tissue, each multiplex procedure 112 79 $39
88307 Pathology examination of tissue using a microscope, moderately high complexity 107 74 $84
88108 Cell examination of specimen, concentration technique 103 95 $23
88304 Pathology examination of tissue using a microscope, moderately low complexity 54 51 $12

In context: peer comparison

Among 13 peers in this city , average services per provider: 161. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$99
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Siemens Medical Solutions USA, Inc. 1 $98.53

By nature of payment

Food and Beverage
$99

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Groth's medical specialty?
Dr. John Groth practices Anatomic Pathology & Clinical Pathology Physician in Evanston, IL.
Where does Dr. John Groth practice?
Dr. John Groth practices at 2650 Ridge Ave., Evanston, IL 602011718. Office phone: 8475702730.
What is Dr. John Groth's NPI?
Dr. John Groth's National Provider Identifier (NPI) is 1417159294, issued by NPPES.
Does Dr. John Groth accept Medicare assignment?
Yes. Dr. John Groth accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Groth commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Evaluation of fine needle aspirate with interpretation and report (HCPCS 88173). Source: CMS Medicare Physician & Other Practitioners file.