IndividualActive
Arnold Diehl
NPI 1396943098 · Counselor · Sterling, IL
Arnold Diehl is a Counselor provider in Sterling, IL (NPI 1396943098).
Provider details
- NPI number
- 1396943098
- Entity type
- Individual
- Primary specialty
- CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(82/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 yrs in NPPES registry
- Profile completeness38% of score
83% 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
2611 Woodlawn Rd
Sterling, IL 61081-4151
Phone: (815) 625-0013
Street-level locationGet directions
Mailing address
301 Sunset Dr
Polo, IL 61064-1029
Registry dates
- Enumerated
- 2007-07-05
- Last updated
- 2007-07-08
Frequently asked questions
- What is Arnold Diehl's NPI number?
- Arnold Diehl's National Provider Identifier (NPI) is 1396943098, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Arnold Diehl's specialty?
- Arnold Diehl is listed in the NPPES registry with a primary specialty of Counselor (Behavioral Health & Social Service Providers).
- Where is Arnold Diehl located?
- Arnold Diehl's practice location on file with NPPES is 2611 Woodlawn Rd, Sterling, IL 61081-4151.
- What is Arnold Diehl's phone number?
- The practice phone number listed in the NPPES registry for Arnold Diehl is (815) 625-0013.
- Is Arnold Diehl's NPI active?
- Yes — Arnold Diehl's NPI (1396943098) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.