DR. JOHN GROTH (MD) – Anatomic Pathology & Clinical Pathology Physician, NPI 1417159294
Anatomic Pathology & Clinical Pathology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
766 PATHOLOGY in IL
Provider Addresses for DR. JOHN GROTH (MD)
1740 W Taylor St
Chicago, IL 606127232
Phone: (866) 600-2273
Type: Location
206, Garfield Avenue, Libertyville, Lake County, Illinois, 60048, United States
LIBERTYVILLE, IL 600482756
Phone: (847) 573-1977
Type: Mailing
Evanston Hospital, 2650, Ridge Avenue, Evanston, Evanston Township, Cook County, Illinois, 60201, United States
DEPARTMENT OF PATHOLOGY
EVANSTON, IL 602011718
Phone: (847) 570-2730
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 1 Open Payments records for all available years, with a total value of $99.
Total Amount is formed as General ($99) + Research ($0) + Ownership ($0) = $99.
Last reported payment date: 2024-02-15 • Largest payer in this snapshot: Siemens Medical Solutions USA, Inc. ($99).
Total Amount
$99
General + Research + Ownership
Payments
1
Total payment records
General Amount
$99
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-02-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Siemens Medical Solutions USA, Inc. | $99 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2013-12-04
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20131204001593 | I | Pathology | IL | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| 88305 | Pathology examination of tissue using a microscope, intermediate complexity | 879 | 484 | $0 |
| 88341 | Special stained specimen slides to examine tissue, each additional procedure | 533 | 111 | $0 |
| 88173 | Evaluation of fine needle aspirate with interpretation and report | 184 | 144 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 154 | 140 | $0 |
| 88112 | Cell examination of specimen, selective cellular enhancement technique | 153 | 135 | $0 |
Insurance plans in this area (ZIP 60612)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| PATHOLOGY | IL | 88312 | Special stained specimen slides to identify organisms including interpretation and report | 30 | 16 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| N E U R O L O G Y | IL | |
| Hospitalist, Internal Medicine | IL | |
| O P H T H A L M O L O G Y | IL | |
| - | IL | |
| E N D O C R I N O L O G Y | IL | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | IL | |
| Clinical Social Worker | IL | |
| Certified Nurse Midwife (Cnm) | IL |
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