Charles Gronau, ACSM EP-C
NPI 1336855329 · Clinical Exercise Physiologist · Chicago, IL
Charles Gronau, ACSM EP-C is a Clinical Exercise Physiologist provider in Chicago, IL (NPI 1336855329).
Provider details
- NPI number
- 1336855329
- Entity type
- Individual
- Primary specialty
- Clinical Exercise PhysiologistRespiratory, Developmental, Rehabilitative and Restorative Service Providers
- Credential
- ACSM EP-C
- Sex
- Male
- Sole proprietor
- No
- License
- 1069105
Specialties & taxonomies
Respiratory, Developmental, Rehabilitative and Restorative Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 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 (1)
- 225 E Chicago AveChicago, IL 60611-2991Phone: (312) 227-3745
Registry dates
- Enumerated
- 2023-01-24
- Last updated
- 2023-01-24
- Certified
- 2023-01-24
Frequently asked questions
- What is Charles Gronau's NPI number?
- Charles Gronau's National Provider Identifier (NPI) is 1336855329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Charles Gronau's specialty?
- Charles Gronau is listed in the NPPES registry with a primary specialty of Clinical Exercise Physiologist (Respiratory, Developmental, Rehabilitative and Restorative Service Providers).
- Where is Charles Gronau located?
- Charles Gronau's practice location on file with NPPES is 1640 W Roosevelt Rd, Chicago, IL 60608-1316.
- What is Charles Gronau's phone number?
- The practice phone number listed in the NPPES registry for Charles Gronau is (312) 413-8043.
- Is Charles Gronau's NPI active?
- Yes — Charles Gronau's NPI (1336855329) is active in the NPPES registry as of the last update on 2023-01-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.