Deirdre Hartnett
NPI 1639547672 · Psychiatric/Mental Health Nurse Practitioner · Naperville, IL
Deirdre Hartnett is a Psychiatric/Mental Health Nurse Practitioner provider in Naperville, IL (NPI 1639547672).
Provider details
- NPI number
- 1639547672
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 209.012753 (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
10 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
- 2015-09-08
- Last updated
- 2015-09-14
Frequently asked questions
- What is Deirdre Hartnett's NPI number?
- Deirdre Hartnett's National Provider Identifier (NPI) is 1639547672, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deirdre Hartnett's specialty?
- Deirdre Hartnett is listed in the NPPES registry with a primary specialty of Psychiatric/Mental Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Deirdre Hartnett located?
- Deirdre Hartnett's practice location on file with NPPES is 1335 N Mill St, Naperville, IL 60563-2261.
- What is Deirdre Hartnett's phone number?
- The practice phone number listed in the NPPES registry for Deirdre Hartnett is (847) 736-0148.
- Is Deirdre Hartnett's NPI active?
- Yes — Deirdre Hartnett's NPI (1639547672) is active in the NPPES registry as of the last update on 2015-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.