Gretchen Aich, PMHNP-BC
NPI 1265324552 · Psychiatric/Mental Health Nurse Practitioner · Chicago, IL
Gretchen Aich, PMHNP-BC is a Psychiatric/Mental Health Nurse Practitioner provider in Chicago, IL (NPI 1265324552).
Provider details
- NPI number
- 1265324552
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PMHNP-BC
- Sex
- Female
- Sole proprietor
- No
- License
- 209032134 (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
1 yr 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
- 2025-07-19
- Last updated
- 2025-07-19
- Certified
- 2025-07-19
Frequently asked questions
- What is Gretchen Aich's NPI number?
- Gretchen Aich's National Provider Identifier (NPI) is 1265324552, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gretchen Aich's specialty?
- Gretchen Aich is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gretchen Aich located?
- Gretchen Aich's practice location on file with NPPES is 4221 W Leland Ave Apt 1, Chicago, IL 60630-4329.
- What is Gretchen Aich's phone number?
- The practice phone number listed in the NPPES registry for Gretchen Aich is (312) 434-3559.
- Is Gretchen Aich's NPI active?
- Yes — Gretchen Aich's NPI (1265324552) is active in the NPPES registry as of the last update on 2025-07-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.