Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1518992411 Individual Practitioner Male Practitioner

Dr. David L Callender , MD

Otolaryngology • Houston, TX

Public Directory Information & Medical Disclaimer

This profile is compiled from official public domain records provided by CMS and the NPPES registry. TRUE-MEDINFO is an independent reference directory and does not provide medical advice, diagnosis, or treatment recommendations. Always consult a licensed medical professional for personal health decisions.

Professional Overview & Biography Verified Profile Summary

Dr. David Callender, MD is a registered healthcare professional specializing in Otolaryngology in Houston, TX. Official NPI practice address is registered at 915 GESSNER RD STE 720.

Practice Location & Contact Primary Location

Practice Address

915 Gessner Rd Ste 720

Houston, TX 770242530

Telephone 7138309100
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Otolaryngology in Houston, TX

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.4 Yrs
State Avg: 26.1 Yrs
Regional Practice Density
181 Specialists

Practicing in Houston, TX (840 Statewide)

Telehealth Adoption Rate
20.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2025-11-18
Otolaryngology Primary Specialty

NUCC Taxonomy Code: 207Y00000X

State License TX G8030

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Otolaryngology

NUCC Taxonomy Code: 207Y00000X

State License CA C51720

An otolaryngologist-head and neck surgeon provides comprehensive medical and surgical care for patients with diseases and disorders that affect the ears, nose, throat, the respiratory and upper alimentary systems and related structures of the head and neck. An otolaryngologist diagnoses and provides medical and/or surgical therapy or prevention of diseases, allergies, neoplasms, deformities, disorders and/or injuries of the ears, nose, sinuses, throat, respiratory and upper alimentary systems, face, jaws and the other head and neck systems. Head and neck oncology, facial plastic and reconstructive surgery and the treatment of disorders of hearing and voice are fundamental areas of expertise.

Additional State Medicaid & Healthcare Payer Identifiers

Commercial Insurance / Payer ID Ppin #
00C517200 (CA)

Secondary Practice Locations

301 University Blvd

Galveston, TX 775555302

Phone: 4097721902

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

16 Associated Practitioners
Ann Wang , PA

Physician Assistant

NPI 1093427130

Physician Assistant

Erika Hayes

Nurse Practitioner

NPI 1104352145
NPI 1134156490

Doctor of Medicine (M.D.)

NPI 1205823952

Doctor of Medicine (M.D.)

Keith Hoeft , CSA

Specialist/Technologist, Other - Surgical Technologist

NPI 1275768095
NPI 1306343223

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

9 Historical Events
📍
Updated Practice Location November 18, 2025

Registered at 915 GESSNER RD STE 720, HOUSTON, TX 770242530 (Tel: 7138309100)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) November 18, 2025

Otolaryngology (License #G8030 in TX)

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 13, 2024

Otolaryngology (License #C51720 in CA)

NPI Profile Active August 19, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location August 19, 2008

Registered at 301 UNIVERSITY BLVD, GALVESTON, TX 775555302 (Tel: 4097721902)

📍
Updated Business Mailing Address August 19, 2008

Registered at 301 UNIVERSITY BLVD, GALVESTON, TX 775555302 (Tel: 4097721902)

👤
Provider Name / Credentials Updated August 19, 2008

Recorded as DAVID CALLENDER, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) August 19, 2008

Otolaryngology (License #G8030 in TX)

🟢
Initial NPI Registration & Enumeration July 11, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1518992411
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: July 11, 2006
Last Update: November 18, 2025
Sole Proprietor: No

Mailing Address

301 University Blvd

Galveston, TX 775555302

Phone: 4097721902

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

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.