Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1669054862 Individual Practitioner Female Practitioner

Dr. Dalyn Brandy Guinn , DO

Pediatrics • San Antonio, TX

Professional Overview & Biography Verified Profile Summary

Dr. Dalyn Guinn, DO is a certified Pediatrics practicing in San Antonio, TX. With approximately 5 years of clinical experience since completing medical education in 2021, Dr. Guinn delivers high-quality medical care to the local community at 4502 MEDICAL DR.

Dr. Guinn does not directly accept Medicare assignment.

Practice Location & Contact Primary Location

Practice Address

4502 Medical Dr

San Antonio, TX 782294402

Telephone 7062718825
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Other

Graduation Year

2021

Medicare Assignment

Not Specified

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pediatrics in San Antonio, TX

Experienced Practitioner (5-10 Yrs)
Practitioner Clinical Experience
5 Yrs -7.7 yrs vs City Avg
City Avg: 12.7 Yrs
State Avg: 22.0 Yrs
Regional Practice Density
481 Specialists

Practicing in San Antonio, TX (5841 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Guinn (5 Years) 5 Yrs
San Antonio Specialty Average (12.7 Years) 12.7 Yrs

Medical Specialties & State Licenses

CMS Verified: 2026-04-09
Pediatrics Primary Specialty

NUCC Taxonomy Code: 208000000X

State License TX V0752

A pediatrician is concerned with the physical, emotional and social health of children from birth to young adulthood. Care encompasses a broad spectrum of health services ranging from preventive healthcare to the diagnosis and treatment of acute and chronic diseases. A pediatrician deals with biological, social and environmental influences on the developing child, and with the impact of disease and dysfunction on development.

Secondary Practice Locations

4502 Medical Dr

San Antonio, TX 782294402

Phone: 2103584000

Practice Associates & Co-Workers

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

40 Associated Practitioners
Dr. Eduardo Pollono , MD

Internal Medicine - Cardiovascular Disease

NPI 1003046806

Doctor of Medicine (M.D.)

Dr. Mahdieh Iran Nejad Parizi , MD

Student in an Organized Health Care Education/Training Program

NPI 1003065996

Doctor of Medicine (M.D.)

Dr. Richard Ballentine , DMD

Student in an Organized Health Care Education/Training Program

NPI 1003072638

Doctor of Dental Medicine

Stevan Reyes , PTA

Physical Therapy Assistant

NPI 1003083783

Physical Therapist Assistant

Claire Beadle , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003146184

Certified Registered Nurse Anesthetist

Nnenna Awagu , CRNA

Nurse Anesthetist, Certified Registered

NPI 1003150681

Certified Registered Nurse Anesthetist

Career & Practice History Timeline

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

7 Historical Events
🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 18, 2025

Pediatrics (License #V0752 in TX)

NPI Profile Active April 27, 2021

NPI status registered as active in NPPES database

📍
Updated Practice Location April 27, 2021

Registered at 4502 MEDICAL DR, SAN ANTONIO, TX 782294402 (Tel: 7062718825)

📍
Updated Business Mailing Address April 27, 2021

Registered at 4502 MEDICAL DR, SAN ANTONIO, TX 782294402 (Tel: 7062718825)

👤
Provider Name / Credentials Updated April 27, 2021

Recorded as DALYN GUINN, DO

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 27, 2021

Student in an Organized Health Care Education/Training Program (License #BP10074301 in TX)

🟢
Initial NPI Registration & Enumeration April 27, 2021

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: 1669054862
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 27, 2021
Last Update: April 09, 2026
Sole Proprietor: No

Mailing Address

4502 Medical Dr

San Antonio, TX 782294402

Phone: 7062718825

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.