OrganizationActive
Great Oaks Medical Care Sc
NPI 1003851122 · Specialist · Oak Brook, IL
Great Oaks Medical Care Sc is a Specialist organization in Oak Brook, IL (NPI 1003851122).
Provider details
- NPI number
- 1003851122
- Entity type
- Organization
- Primary specialty
- SpecialistOther Service Providers
- Organization subpart
- No
- Authorized official
- Duane Lambert, Owner(630) 335-6228
- License
- 036109590 (IL)
Specialties & taxonomies
Other Service Providers
Profile Score
Detailed profile(91/100 index)
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
2425 W 22nd St
Suite 206
Oak Brook, IL 60523-1245
Phone: (630) 335-6228
Fax: (630) 990-2998
Street-level locationGet directions
Mailing address
2425 W 22nd St
Oak Brook, IL 60523-1245
Registry dates
- Enumerated
- 2006-06-20
- Last updated
- 2010-07-06
Frequently asked questions
- What is Great Oaks Medical Care Sc's NPI number?
- Great Oaks Medical Care Sc's National Provider Identifier (NPI) is 1003851122, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Great Oaks Medical Care Sc?
- Great Oaks Medical Care Sc is classified in the NPPES registry as Specialist (Other Service Providers).
- Where is Great Oaks Medical Care Sc located?
- Great Oaks Medical Care Sc's practice location on file with NPPES is 2425 W 22nd St, Oak Brook, IL 60523-1245.
- What is Great Oaks Medical Care Sc's phone number?
- The practice phone number listed in the NPPES registry for Great Oaks Medical Care Sc is (630) 335-6228.
- Who is the authorized official for Great Oaks Medical Care Sc?
- The authorized official listed on Great Oaks Medical Care Sc's NPPES record is Duane Lambert, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Great Oaks Medical Care Sc's NPI active?
- Yes — Great Oaks Medical Care Sc's NPI (1003851122) is active in the NPPES registry as of the last update on 2010-07-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.