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

Mr. Marcus Rene Ortiz Jr., PA-C

Individual provider Physician Assistant · NPI 1124303334

Mr. Marcus Rene Ortiz Jr., PA-C is a Physician Assistant in Knoxville, Tennessee. Graduated from University of California, Davis School of Medicine in 2011, 15 years ago. Practices with Knoxville Dermatology Group PC, a 29-clinician group and accepts Medicare assignment. Licensed in Tennessee.

Years since qualifying
15
Trained at
University of California, Davis School of Medicine
Licensed in
TN
In the registry since
2011
What do these letters mean?
PA-C — Physician Assistant, Certified
A physician assistant who holds current national certification.

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Practice location Address checks out

1450 Dowell Springs Blvd Ste 210
Knoxville, TN 37909-2448
Phone: (865) 524-2547
Fax: (865) 205-5601
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence PA3923 (TN)

Record details

NPI number1124303334
Entity typeIndividual (Type 1)
GenderMale
Credentials PA-C
Sole proprietorNo
NPI enumeratedOctober 19, 2011
Last updated in NPPESApril 7, 2026
Certification dateApril 7, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolUNIVERSITY OF CALIFORNIA, DAVIS SCHOOL OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Knoxville Dermatology Group Pc — 29 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

Other providers in Knoxville