Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Diana Arlene Olguin, LPC

Individual provider Professional Counselor · NPI 1275800393

Diana Arlene Olguin, LPC is a Mental Health Counselor in San Antonio, Texas. Qualified in 2010, 16 years ago. Practices with Ep Ted Williams MD PA, a 10-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
16
Licensed in
TX
In the registry since
2011
What do these letters mean?
LPC — Licensed Professional Counselor
A licensed mental health counsellor.

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Practice location Address checks out

6800 Park Ten Blvd Ste 200S
San Antonio, TX 78213-4293
Phone: (210) 261-1000
Fax: (210) 261-1821
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Professional Counselor (primary) Taxonomy 101YP2500X · Licence 67819 (TX)

Record details

NPI number1275800393
Entity typeIndividual (Type 1)
GenderFemale
Credentials LPC
Sole proprietorNo
NPI enumeratedNovember 17, 2011
Last updated in NPPESMay 28, 2019

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyMENTAL HEALTH COUNSELOR
Medical schoolOTHER
Graduated 2010 (16 years in practice)
Group practice Ep Ted Williams Md Pa — 10 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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