Hessed Psychological Services LLC
NPI 1871149781 · Clinical Neuropsychologist · St Charles, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hessed Psychological Services LLC is a Clinical Neuropsychologist organization in St Charles, IL (NPI 1871149781).
Provider details
- NPI number
- 1871149781
- Entity type
- Organization
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Organization subpart
- No
- Authorized official
- Benjamin Pyykkonen, Co-Founder - Clinical Psychologist(630) 699-7499
Specialties & taxonomies
Behavioral Health & Social Service Providers
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
3 documented practice locations
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
Additional practice locations (2)
- 4505 N Illinois St Ste 8Swansea, IL 62226-1500Phone: (618) 744-7373
- 4756 Fishburg Rd Ste HHuber Heights, OH 45424-5462Phone: (937) 567-1546
Registry dates
- Enumerated
- 2019-08-15
- Last updated
- 2021-08-12
- Certified
- 2021-08-12
Frequently asked questions
- What is Hessed Psychological Services LLC's NPI number?
- Hessed Psychological Services LLC's National Provider Identifier (NPI) is 1871149781, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hessed Psychological Services LLC?
- Hessed Psychological Services LLC is classified in the NPPES registry as Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Hessed Psychological Services LLC located?
- Hessed Psychological Services LLC's practice location on file with NPPES is 1700 Lincoln Hwy Ste J, St Charles, IL 60174-3575.
- What is Hessed Psychological Services LLC's phone number?
- The practice phone number listed in the NPPES registry for Hessed Psychological Services LLC is (331) 707-4031.
- Does Hessed Psychological Services LLC accept Medicare?
- Hessed Psychological Services LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Hessed Psychological Services LLC?
- The authorized official listed on Hessed Psychological Services LLC's NPPES record is Benjamin Pyykkonen, Co-Founder - Clinical Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hessed Psychological Services LLC's NPI active?
- Yes — Hessed Psychological Services LLC's NPI (1871149781) is active in the NPPES registry as of the last update on 2021-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.