Hans Lonnroth, LCSW
NPI 1518966365 · Clinical Social Worker · Oak Brook, IL
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hans Lonnroth, LCSW is a Clinical Social Worker provider in Oak Brook, IL (NPI 1518966365).
Provider details
- NPI number
- 1518966365
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Male
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
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
Mailing address
Registry dates
- Enumerated
- 2005-07-14
- Last updated
- 2007-07-08
Frequently asked questions
- What is Hans Lonnroth's NPI number?
- Hans Lonnroth's National Provider Identifier (NPI) is 1518966365, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hans Lonnroth's specialty?
- Hans Lonnroth is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Hans Lonnroth located?
- Hans Lonnroth's practice location on file with NPPES is 2625 Butterfield Rd, Oak Brook, IL 60523-1234.
- What is Hans Lonnroth's phone number?
- The practice phone number listed in the NPPES registry for Hans Lonnroth is (630) 574-2010.
- Does Hans Lonnroth accept Medicare?
- Hans Lonnroth is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hans Lonnroth's NPI active?
- Yes — Hans Lonnroth's NPI (1518966365) 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.