OrganizationActive
Willow Oak Pediatrics
NPI 1194802835 · Pediatrics Physician · Libertyville, IL
Willow Oak Pediatrics is a Pediatrics Physician organization in Libertyville, IL (NPI 1194802835).
Provider details
- NPI number
- 1194802835
- Entity type
- Organization
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Donald Fisher, Owner/President(847) 362-2500
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
1900 Hollister Dr
Suite 330
Libertyville, IL 60048-5233
Phone: (847) 362-2500
Fax: (847) 362-5151
Street-level locationGet directions
Mailing address
1900 Hollister Dr
Libertyville, IL 60048-5233
Registry dates
- Enumerated
- 2006-11-01
- Last updated
- 2007-09-06
Frequently asked questions
- What is Willow Oak Pediatrics's NPI number?
- Willow Oak Pediatrics's National Provider Identifier (NPI) is 1194802835, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Willow Oak Pediatrics?
- Willow Oak Pediatrics is classified in the NPPES registry as Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Willow Oak Pediatrics located?
- Willow Oak Pediatrics's practice location on file with NPPES is 1900 Hollister Dr, Libertyville, IL 60048-5233.
- What is Willow Oak Pediatrics's phone number?
- The practice phone number listed in the NPPES registry for Willow Oak Pediatrics is (847) 362-2500.
- Who is the authorized official for Willow Oak Pediatrics?
- The authorized official listed on Willow Oak Pediatrics's NPPES record is Donald Fisher, Owner/President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Willow Oak Pediatrics's NPI active?
- Yes — Willow Oak Pediatrics's NPI (1194802835) is active in the NPPES registry as of the last update on 2007-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.