Joan Hynek, APN
NPI 1841575867 · Psychiatric/Mental Health Nurse Practitioner · Granite City, IL
Joan Hynek, APN is a Psychiatric/Mental Health Nurse Practitioner provider in Granite City, IL (NPI 1841575867).
Provider details
- NPI number
- 1841575867
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APN
- Sex
- Female
- Sole proprietor
- No
- License
- 209009162 (IL)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
- 2011-10-21
- Last updated
- 2011-10-21
Frequently asked questions
- What is Joan Hynek's NPI number?
- Joan Hynek's National Provider Identifier (NPI) is 1841575867, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joan Hynek's specialty?
- Joan Hynek is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Joan Hynek located?
- Joan Hynek's practice location on file with NPPES is 50 Northgate Industrial Dr, Granite City, IL 62040-6805.
- What is Joan Hynek's phone number?
- The practice phone number listed in the NPPES registry for Joan Hynek is (618) 877-4420.
- Is Joan Hynek's NPI active?
- Yes — Joan Hynek's NPI (1841575867) is active in the NPPES registry as of the last update on 2011-10-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.