OrganizationActive
Allan J Olthoff DO Sc
NPI 1003959933 · Health Service Clinic/Center · Deerfield, IL
Provider details
- NPI number
- 1003959933
- Entity type
- Organization
- Primary specialty
- Health Service Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Allan Olthoff, President(312) 623-3007
- License
- 036064582 (IL)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(89/100 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
400 Lake Cook Rd
200c
Deerfield, IL 60015-5607
Phone: (847) 267-0260
Fax: (847) 282-3862
Approximate (ZIP-level) locationGet directions
Mailing address
4524 S Oakenwald Ave
Chicago, IL 60653-4514
Registry dates
- Enumerated
- 2007-02-14
- Last updated
- 2008-07-31
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.