IndividualActive
Christopher Grunow, PSY.D.
NPI 1730253154 · Clinical Psychologist · Lyons, IL
Christopher Grunow, PSY.D. is a Clinical Psychologist provider in Lyons, IL (NPI 1730253154).
Provider details
- NPI number
- 1730253154
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(84/100 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
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
4409 Joliet Ave
Lyons, IL 60534-1535
Phone: (708) 447-7240
Street-level locationGet directions
Mailing address
4409 Joliet Ave
Lyons, IL 60534-1535
Registry dates
- Enumerated
- 2006-11-17
- Last updated
- 2007-07-08
Frequently asked questions
- What is Christopher Grunow's NPI number?
- Christopher Grunow's National Provider Identifier (NPI) is 1730253154, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christopher Grunow's specialty?
- Christopher Grunow is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Christopher Grunow located?
- Christopher Grunow's practice location on file with NPPES is 4409 Joliet Ave, Lyons, IL 60534-1535.
- What is Christopher Grunow's phone number?
- The practice phone number listed in the NPPES registry for Christopher Grunow is (708) 447-7240.
- Is Christopher Grunow's NPI active?
- Yes — Christopher Grunow's NPI (1730253154) 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.