Westside Medical Assocs, Ltd.
NPI 1972641223 · Internal Medicine Physician · Lombard, IL
Westside Medical Assocs, Ltd. is a Internal Medicine Physician organization in Lombard, IL (NPI 1972641223).
Provider details
- NPI number
- 1972641223
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Richard Mattis, Chief Executive Officer(630) 932-2020
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
- 2007-02-01
- Last updated
- 2010-02-02
Frequently asked questions
- What is Westside Medical Assocs, Ltd.'s NPI number?
- Westside Medical Assocs, Ltd.'s National Provider Identifier (NPI) is 1972641223, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Westside Medical Assocs, Ltd.?
- Westside Medical Assocs, Ltd. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Westside Medical Assocs, Ltd. located?
- Westside Medical Assocs, Ltd.'s practice location on file with NPPES is 2340 S Highland Ave, Lombard, IL 60148-5371.
- What is Westside Medical Assocs, Ltd.'s phone number?
- The practice phone number listed in the NPPES registry for Westside Medical Assocs, Ltd. is (630) 932-2020.
- Who is the authorized official for Westside Medical Assocs, Ltd.?
- The authorized official listed on Westside Medical Assocs, Ltd.'s NPPES record is Richard Mattis, Chief Executive Officer. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Westside Medical Assocs, Ltd.'s NPI active?
- Yes — Westside Medical Assocs, Ltd.'s NPI (1972641223) is active in the NPPES registry as of the last update on 2010-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.