John Hartnett, ARNP
NPI 1376550905 · Psychiatric/Mental Health Nurse Practitioner · Topeka, KS
John Hartnett, ARNP is a Psychiatric/Mental Health Nurse Practitioner provider in Topeka, KS (NPI 1376550905).
Provider details
- NPI number
- 1376550905
- Entity type
- Individual
- Primary specialty
- Psychiatric/Mental Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Male
- Sole proprietor
- No
- License
- 74642 (KS)
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
19 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
- 2006-08-03
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Hartnett's NPI number?
- John Hartnett's National Provider Identifier (NPI) is 1376550905, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hartnett's specialty?
- John 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 John Hartnett located?
- John Hartnett's practice location on file with NPPES is 3707 Sw 6th Ave, Topeka, KS 66606-2084.
- What is John Hartnett's phone number?
- The practice phone number listed in the NPPES registry for John Hartnett is (785) 270-4630.
- Is John Hartnett's NPI active?
- Yes — John Hartnett's NPI (1376550905) 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.