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Diagnostician working with young girl seated on floorR10 Certification logoBecome an Educational Diagnostician through Region 10’s Certification (CERT) Program

Are you a teacher who is focused on detail and have become proficient at writing and analyzing data? Then becoming an educational diagnostician may be for you. Educational Diagnosticians are special educators who assess students suspected of disabilities, and write formal reports. They often are the spokesperson at ARD meetings and assist special and general educators to provide students with the appropriate education they deserve, based on assessments.

Special Education certification is required prior to acceptance in the Educational Diagnostician Program.

Is this Career for You?   A Diagnostician Story.

We are currently accepting applications for the 2024-2025 cohort. 

Deadline for Applicants:
All requirements must be completed and submitted by June 1st of the application year. If the cohort groups reach capacity prior to the deadline, the application window will close for the current year.


*It is recommended that you use a personal e-mail address for your application account.
*Please be professional when creating a password for your application.

Program Costs

**Since you are certified and applying for the Educational Diagnostician Program, choose “Educational Diagnostician” on the Certification Requested section of the application. Please do not choose Special Education or any other certification areas.**


Preliminary Criminal History Evaluation

Submit the following:

  • Nomination form from District Special Education Director or designee
    (to download the form click the blue button above)
  • Notarized Criminal Affidavit
  • Service Records documenting at least 3 years teaching experience
  • Official bachelor's and master’s transcripts (minimum of 3.0 GPA on master's degree)
    • Must have official transcripts for all degrees earned. (e-scripts are acceptable - must be e-mailed directly to Copies of transcripts are not acceptable.
  • Alternative certification coursework and hours (if applicable)
  • Transcripts and service records will be used to determine eligibility for credit of pre-requisites (Intro to Exceptional Children, Methods and Strategies for Students with Disabilities, Human Growth and Development, Foundations of Reading) and regular coursework. 

**Special Education Certification is Required for the Educational Diagnostician Program**

The Coursework

  • 2 Cohorts to accommodate smaller groups for assessment training.
    • Cohort A and B
      • Applications are now being accepted for the 2024 Cohorts
      • Online classes begin upon payment of acceptance fee and must be completed prior to starting live class sessions.
      • Live classes begin in the fall and are on Tuesdays for Cohort B and Thursdays for Cohort A from 5:00 pm - 8:00 pm.
  • Both Cohorts have an intensive daily summer schedule at the end of the first year. (Typically the month of June for two to three weeks.)
  • Long term calendars (if available) can be requested from
  • Participants are eligible for hire after completing online coursework, live classes, TExES examination preparation, and passing the TExES examination #253 for Educational Diagnosticians. 
  • An internship or practicum is required for Educational Diagnostician Certification. The internship is a secured position as an educational diagnostician (two consecutive semesters) within an LEA. The practicum is a field-based experience that allows participants to remain in their current role within an LEA while logging 200 clock hours of educational diagnostician related activities/duties. A fee is required for the internship/practicum ($4,000). This fee is set up on payroll deductions for ten months or can be paid in full prior to beginning the internship/practicum. Your Statement of Eligibility (SOE) will be issued upon passing the certification examination enabling you to be hired as an educational diagnostician on a probationary certificate or complete your practicum.

Please contact 972.348.1478 or 972.348.1490 with any questions.

Payment/Program Status

*Please Note: All Program Fees are Non-Refundable

Attendance at coursework is very important for success in this fast-paced educational diagnostician program. When an absence occurs, the absence form must be completed. A make-up assignment will be given. 

Online Learning

Absence Form for Live Course Sessions

Region 10 ESC wants to help YOU advance and analyze student needs
as an educational diagnostician.

Submit documents to:

Amy Lambert, Administrative Assistant

Phone: 972-348-1490
Fax: 972-348-1491

-- OR --
Mail documents to:

Region 10 ESC
Attn: R10 CERT - Educational Diagnostician Program
400 E Spring Valley Rd.
Richardson,  TX  75081


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