Diedra Hayman, PHD
NPI 1053435552 · Clinical Psychologist · Bluffton, IN
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diedra Hayman, PHD is a Clinical Psychologist provider in Bluffton, IN (NPI 1053435552).
Provider details
- NPI number
- 1053435552
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PHD
- Sex
- Female
- Sole proprietor
- No
- License
- 20042116A (IN)
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
- 2007-03-19
- Last updated
- 2017-02-21
Frequently asked questions
- What is Diedra Hayman's NPI number?
- Diedra Hayman's National Provider Identifier (NPI) is 1053435552, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diedra Hayman's specialty?
- Diedra Hayman is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Diedra Hayman located?
- Diedra Hayman's practice location on file with NPPES is 1115 S Main St, Bluffton, IN 46714-3616.
- What is Diedra Hayman's phone number?
- The practice phone number listed in the NPPES registry for Diedra Hayman is (260) 824-1071.
- Does Diedra Hayman accept Medicare?
- Diedra Hayman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diedra Hayman's NPI active?
- Yes — Diedra Hayman's NPI (1053435552) is active in the NPPES registry as of the last update on 2017-02-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.