Pathology Associates of Northern Illinois, PC
NPI 1558491134 · Anatomic Pathology & Clinical Pathology Physician · Westchester, IL
Pathology Associates of Northern Illinois, PC is a Anatomic Pathology & Clinical Pathology Physician organization in Westchester, IL (NPI 1558491134).
Provider details
- NPI number
- 1558491134
- Entity type
- Organization
- Primary specialty
- Anatomic Pathology & Clinical Pathology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Lester Raff, President(847) 634-1922
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
19 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2007-03-06
- Last updated
- 2020-08-22
Frequently asked questions
- What is Pathology Associates of Northern Illinois, PC's NPI number?
- Pathology Associates of Northern Illinois, PC's National Provider Identifier (NPI) is 1558491134, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Pathology Associates of Northern Illinois, PC?
- Pathology Associates of Northern Illinois, PC is classified in the NPPES registry as Anatomic Pathology & Clinical Pathology Physician (Allopathic & Osteopathic Physicians).
- Where is Pathology Associates of Northern Illinois, PC located?
- Pathology Associates of Northern Illinois, PC's practice location on file with NPPES is 2225 Enterprise Dr, Westchester, IL 60154-5814.
- What is Pathology Associates of Northern Illinois, PC's phone number?
- The practice phone number listed in the NPPES registry for Pathology Associates of Northern Illinois, PC is (708) 486-0076.
- Who is the authorized official for Pathology Associates of Northern Illinois, PC?
- The authorized official listed on Pathology Associates of Northern Illinois, PC's NPPES record is Lester Raff, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Pathology Associates of Northern Illinois, PC's NPI active?
- Yes — Pathology Associates of Northern Illinois, PC's NPI (1558491134) is active in the NPPES registry as of the last update on 2020-08-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.