Darrell Kent Nash , HIS
Hearing Instrument Specialist • Harlingen, TX
Professional Overview & Biography Verified Profile Summary
Darrell Nash, HIS is a registered healthcare professional specializing in Hearing Instrument Specialist in Harlingen, TX. Practice services are available at 621 N EXPRESSWAY 77 under active NPI credentials.
Practice Location & Contact Primary Location
621 N Expressway 77
Harlingen, TX 785525202
Specialty Benchmarks & Practice Insights
Comparative analytics for Hearing Instrument Specialist in Harlingen, TX
Practicing in Harlingen, TX (880 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Medical Specialties & State Licenses
CMS Verified: 2026-07-01NUCC Taxonomy Code: 237700000X
Individuals who test hearing for the selection, adaptation, fitting, adjusting, servicing, and sale of hearing aids. Hearing Instrument Specialist is a designation provided individuals who qualify by the National Hearing Aid Society
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Pharmacist
Pharmacist
Doctor of Pharmacy (Pharm.D.), Registered Pharmacist
Pharmacist
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
NPI status registered as active in NPPES database
Registered at 621 N EXPRESSWAY 77, HARLINGEN, TX 785525202 (Tel: 9565709280)
Registered at 621 N EXPRESSWAY 77, HARLINGEN, TX 785525202 (Tel: 9565077318)
Recorded as DARRELL NASH, HIS
Hearing Instrument Specialist (License #80970 in TX)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
621 N Expressway 77
Harlingen, TX 785525202
Phone: 9565077318
This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.