Oa Labs Clinic LLC.
NPI 1538669510 · Endocrinology, Diabetes & Metabolism Physician · Westmont, IL
Oa Labs Clinic LLC. is a Endocrinology, Diabetes & Metabolism Physician organization in Westmont, IL (NPI 1538669510).
Provider details
- NPI number
- 1538669510
- Entity type
- Organization
- Primary specialty
- Endocrinology, Diabetes & Metabolism PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Nicholas Mataragas, Director of Medicine(630) 235-0220
- License
- 336070137 (IL)
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
8 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
- 2018-02-16
- Last updated
- 2018-06-16
Frequently asked questions
- What is Oa Labs Clinic LLC.'s NPI number?
- Oa Labs Clinic LLC.'s National Provider Identifier (NPI) is 1538669510, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Oa Labs Clinic LLC.?
- Oa Labs Clinic LLC. is classified in the NPPES registry as Endocrinology, Diabetes & Metabolism Physician (Allopathic & Osteopathic Physicians).
- Where is Oa Labs Clinic LLC. located?
- Oa Labs Clinic LLC.'s practice location on file with NPPES is 6321 Fairview Ave Ste B, Westmont, IL 60559-2886.
- What is Oa Labs Clinic LLC.'s phone number?
- The practice phone number listed in the NPPES registry for Oa Labs Clinic LLC. is (630) 235-0220.
- Who is the authorized official for Oa Labs Clinic LLC.?
- The authorized official listed on Oa Labs Clinic LLC.'s NPPES record is Nicholas Mataragas, Director of Medicine. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Oa Labs Clinic LLC.'s NPI active?
- Yes — Oa Labs Clinic LLC.'s NPI (1538669510) is active in the NPPES registry as of the last update on 2018-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.