John Kasimos, DO
NPI 1295728194 · Anatomic Pathology & Clinical Pathology Physician · Olympia Fields, IL
Enrolled with Medicare as Practitioner - Pathology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Kasimos, DO is a Anatomic Pathology & Clinical Pathology Physician provider in Olympia Fields, IL (NPI 1295728194).
Provider details
- NPI number
- 1295728194
- Entity type
- Individual
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
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.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-08-25
- Last updated
- 2008-04-15
Frequently asked questions
- What is John Kasimos's NPI number?
- John Kasimos's National Provider Identifier (NPI) is 1295728194, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Kasimos's specialty?
- John Kasimos is listed in the NPPES registry with a primary specialty of Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is John Kasimos located?
- John Kasimos's practice location on file with NPPES is 20201 Crawford Ave, Olympia Fields, IL 60461-1010.
- What is John Kasimos's phone number?
- The practice phone number listed in the NPPES registry for John Kasimos is (708) 747-4000.
- Does John Kasimos accept Medicare?
- John Kasimos is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Kasimos's NPI active?
- Yes — John Kasimos's NPI (1295728194) is active in the NPPES registry as of the last update on 2008-04-15.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.