Cassi Grotepas, M.D.
NPI 1023455219 · Anatomic Pathology & Clinical Pathology Physician · Springfield, IL
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassi Grotepas, M.D. is a Anatomic Pathology & Clinical Pathology Physician provider in Springfield, IL (NPI 1023455219).
Provider details
- NPI number
- 1023455219
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 10071478-1205 (UT)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
13 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
1,614 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Pathology Examination of Tissue Using a Microscope, Intermediate Complexity88305 | 574 | $34 |
| Special Stained Specimen Slides to Examine Tissue, Each Additional Procedure88341 | 405 | $26 |
| Special Stained Specimen Slides to Examine Tissue, Initial Procedure88342 | 214 | $32 |
| Special Stained Specimen Slides to Examine Tissue Including Interpretation and Report88313 | 143 | $11 |
| Pathology Examination of Tissue Using a Microscope, Moderately Low Complexity88304 | 126 | $10 |
| Pathology Examination of Tissue Using a Microscope, Moderately High Complexity88307 | 108 | $74 |
Practice location
Mailing address
Additional practice locations (1)
- 15 North Medical Drive EastSte. #1100Salt Lake City, UT 84112Phone: (801) 581-4390
Registry dates
- Enumerated
- 2013-05-28
- Last updated
- 2023-03-22
- Certified
- 2023-03-22
Frequently asked questions
- What is Cassi Grotepas's NPI number?
- Cassi Grotepas's National Provider Identifier (NPI) is 1023455219, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassi Grotepas's specialty?
- Cassi Grotepas is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Cassi Grotepas located?
- Cassi Grotepas's practice location on file with NPPES is 800 E Carpenter St, Springfield, IL 62769-1000.
- What is Cassi Grotepas's phone number?
- The practice phone number listed in the NPPES registry for Cassi Grotepas is (217) 522-3117.
- Does Cassi Grotepas accept Medicare?
- Cassi Grotepas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassi Grotepas's NPI active?
- Yes — Cassi Grotepas's NPI (1023455219) is active in the NPPES registry as of the last update on 2023-03-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.