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

Tonia L Farmer, MD

Individual provider Otolaryngology Physician · NPI 1801899034

Tonia L Farmer, MD is an Otolaryngology in Warren, Ohio. Graduated from Virginia Commonwealth University, School of Medicine in 1996, 30 years ago. Practices with Olmsted Medical Center, a 325-clinician group, works from 3 locations and accepts Medicare assignment. Licensed in Minnesota and Ohio.

Years since qualifying
30
Trained at
Virginia Commonwealth University, School of Medicine
Licensed in
MN, OH
In the registry since
2005
Specialties on file
2
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

3893 E Market St
Warren, OH 44484-4706
Phone: (330) 856-4000
Fax: (330) 609-9910
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (2)

  • 210 9th St Se, Rochester, MN 55904-6756 — (507) 288-3443
  • 433 W High St, Bryan, OH 43506-1690 — (419) 633-7389

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 35.079793 (OH)
Otolaryngology Physician Taxonomy 207Y00000X · Licence 79182 (MN)

Record details

NPI number1801899034
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 23, 2005
Last updated in NPPESJuly 2, 2025
Certification dateJuly 2, 2025

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolVIRGINIA COMMONWEALTH UNIVERSITY, SCHOOL OF MEDICINE
Graduated 1996 (30 years in practice)
Group practice Olmsted Medical Center — 325 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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