John Hartsell, ED.D.
NPI 1689681447 · Psychologist · Denison, TX
John Hartsell, ED.D. is a Psychologist provider in Denison, TX (NPI 1689681447).
Provider details
- NPI number
- 1689681447
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Credential
- ED.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 21831 (TX)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service 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
- 2006-08-02
- Last updated
- 2007-07-08
Frequently asked questions
- What is John Hartsell's NPI number?
- John Hartsell's National Provider Identifier (NPI) is 1689681447, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Hartsell's specialty?
- John Hartsell is listed in the NPPES registry with a primary specialty of Psychologist (Behavioral Health & Social Service Providers).
- Where is John Hartsell located?
- John Hartsell's practice location on file with NPPES is 2402 W Morton St, Denison, TX 75020-1402.
- What is John Hartsell's phone number?
- The practice phone number listed in the NPPES registry for John Hartsell is (903) 463-3730.
- Is John Hartsell's NPI active?
- Yes — John Hartsell's NPI (1689681447) 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.