JOHN NICHOLAS KASIMOS (DO) – Anatomic Pathology & Clinical Pathology Physician, NPI 1295728194
Anatomic Pathology & Clinical Pathology Physician
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Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
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Provider Addresses for JOHN NICHOLAS KASIMOS (DO)
113, East 4th Street, Michigan City, LaPorte County, Indiana, 46360, United States
MICHIGAN CITY, IN 463603301
Phone: (219) 873-3130
Fax: (219) 873-3132
Type: Mailing
20201, Crawford Avenue, Olympia Fields, Rich Township, Cook County, Illinois, 60461, United States
ST JAMES HOSPITAL OLYMPIA FIELDS CAMPUS
OLYMPIA FIELDS, IL 604611010
Phone: (708) 747-4000
Fax: (708) 503-3242
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
No Open Payments data available for this provider.
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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: 2010-07-28
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 |
|---|---|---|---|---|
| I20100728000531 | 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 | 298 | 148 | $0 |
| 85060 | Blood smear interpretation by physician with written report | 27 | 26 | $0 |
| 88307 | Pathology examination of tissue using a microscope, moderately high complexity | 20 | 13 | $0 |
| 88342 | Special stained specimen slides to examine tissue, initial procedure | 19 | 15 | $0 |
Insurance plans in this area (ZIP 46360)
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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 | 29 | 26 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| P A T H O L O G Y | IN | |
| P A T H O L O G Y | OH | |
| P A T H O L O G Y | TN | |
| P A T H O L O G Y | IL | |
| P A T H O L O G Y | OH |
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