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

Dr. Daniel Martinez Barrera, DO

Individual provider Family Medicine Physician · NPI 1851886113

Dr. Daniel Martinez Barrera, DO is an Emergency Medicine in Knoxville, Tennessee. Qualified in 2018, 8 years ago. Practices with Sound Physicians Emergency Medicine of Texas PLLC, a 115-clinician group and accepts Medicare assignment. Licensed in Pennsylvania and Texas.

Years since qualifying
8
Licensed in
PA, TX
In the registry since
2018
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

1924 Alcoa Hwy
Knoxville, TN 37920-1511
Phone: (865) 305-9350
Fax: (865) 305-9353
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence T5981 (TX)
Family Medicine Physician Taxonomy 207Q00000X · Licence OT018454 (PA)

Record details

NPI number1851886113
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 28, 2018
Last updated in NPPESMarch 23, 2022
Certification dateMarch 23, 2022

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolOTHER
Graduated 2018 (8 years in practice)
Group practice Sound Physicians Emergency Medicine Of Texas Pllc — 115 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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