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

John Hollowell, MD

Individual provider Cardiovascular Disease Physician · NPI 1083601520

John Hollowell, MD is a Cardiovascular Disease (Cardiology) in Plano, Texas. Graduated from Louisiana State University School of Medicine in Shreveport in 1985, 41 years ago. Practices with Healthtexas Provider Network, a 2,539-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Texas.

Years since qualifying
41
Trained at
Louisiana State University School of Medicine in Shreveport
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

6601 Preston Rd
Plano, TX 75024-2502
Phone: (469) 326-3400
Fax: (469) 326-3499
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence J2605 (TX)

Record details

NPI number1083601520
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 30, 2005
Last updated in NPPESJune 10, 2013
Mailing address6601 Preston Rd, Plano, TX 75024-2502

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolLOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN SHREVEPORT
Graduated 1985 (41 years in practice)
Group practice Healthtexas Provider Network — 2539 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations11 on file with Medicare

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