Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. John M. Mackay Jr., MD

Individual provider Emergency Medicine Physician · NPI 1851380810

Dr. John M. Mackay Jr., MD is an Emergency Medicine in El Paso, Texas. Graduated from Medical College of Ohio in 1984, 42 years ago. Practices with Bluff Creek Emergency Medicine Associates, PA, a 79-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
42
Trained at
Medical College of Ohio
Licensed in
TX
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

4815 Alameda Ave
El Paso, TX 79905-2705
Phone: (915) 521-7415
Fax: (915) 521-7920
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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 J4898 (TX)

Record details

NPI number1851380810
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 20, 2005
Last updated in NPPESNovember 8, 2023
Certification dateNovember 8, 2023

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolMEDICAL COLLEGE OF OHIO
Graduated 1984 (42 years in practice)
Group practice Bluff Creek Emergency Medicine Associates, Pa — 79 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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