Erin O'Brien, M.D.
NPI 1437114394 · Pediatrics Physician · Lake in the Hills, IL
Erin O'Brien, M.D. is a Pediatrics Physician provider in Lake in the Hills, IL (NPI 1437114394).
Provider details
- NPI number
- 1437114394
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 036108387 (IL)
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 tenure38% of score
20 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
- 2006-04-20
- Last updated
- 2016-07-14
Frequently asked questions
- What is Erin O'Brien's NPI number?
- Erin O'Brien's National Provider Identifier (NPI) is 1437114394, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Erin O'Brien's specialty?
- Erin O'Brien is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Erin O'Brien located?
- Erin O'Brien's practice location on file with NPPES is 301 N Randall Rd, Lake in the Hills, IL 60156-5961.
- What is Erin O'Brien's phone number?
- The practice phone number listed in the NPPES registry for Erin O'Brien is (847) 658-6065.
- Is Erin O'Brien's NPI active?
- Yes — Erin O'Brien's NPI (1437114394) is active in the NPPES registry as of the last update on 2016-07-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.