Gryzbek Therapy Services LLC
NPI 1649778994 · Adult Mental Health Clinic/Center · Naperville, IL
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gryzbek Therapy Services LLC is a Adult Mental Health Clinic/Center organization in Naperville, IL (NPI 1649778994).
Provider details
- NPI number
- 1649778994
- Entity type
- Organization
- Primary specialty
- Adult Mental Health Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Joseph Gryzbek, Clinical Psychologist(630) 474-1171
- License
- 071.009076 (IL)
Specialties & taxonomies
Ambulatory Health Care Facilities
Ambulatory Health Care Facilities
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
Mailing address
Registry dates
- Enumerated
- 2018-01-31
- Last updated
- 2023-08-31
- Certified
- 2023-08-31
Frequently asked questions
- What is Gryzbek Therapy Services LLC's NPI number?
- Gryzbek Therapy Services LLC's National Provider Identifier (NPI) is 1649778994, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gryzbek Therapy Services LLC?
- Gryzbek Therapy Services LLC is classified in the NPPES registry as Adult Mental Health Clinic/Center (Ambulatory Health Care Facilities).
- Where is Gryzbek Therapy Services LLC located?
- Gryzbek Therapy Services LLC's practice location on file with NPPES is 1979 N Mill St Ste 204, Naperville, IL 60563-8472.
- What is Gryzbek Therapy Services LLC's phone number?
- The practice phone number listed in the NPPES registry for Gryzbek Therapy Services LLC is (630) 474-1171.
- Does Gryzbek Therapy Services LLC accept Medicare?
- Gryzbek Therapy 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 Gryzbek Therapy Services LLC?
- The authorized official listed on Gryzbek Therapy Services LLC's NPPES record is Joseph Gryzbek, Clinical Psychologist. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gryzbek Therapy Services LLC's NPI active?
- Yes — Gryzbek Therapy Services LLC's NPI (1649778994) is active in the NPPES registry as of the last update on 2023-08-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.