Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
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Dr. John David Ferrin, DMD, MS

Individual provider Periodontics · NPI 1194093146

Dr. John David Ferrin, DMD, MS practises Periodontics in Medford, Oregon. Licensed in Oregon. Registered with an NPI since 2011.

Licensed in
OR
In the registry since
2011
What do these letters mean?
DMD — Doctor of Dental Medicine
A dentist. Identical training and licensing to a DDS.
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

2930 E Barnett Rd
Medford, OR 97504-8309 Not confirmed with CMS for 12 years — call before visiting
Phone: (541) 944-5745
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Periodontics (primary) Taxonomy 1223P0300X · Licence 10048 (OR)

Record details

NPI number1194093146
Entity typeIndividual (Type 1)
GenderMale
Credentials DMD , MS
Sole proprietorNo
NPI enumeratedDecember 6, 2011
Last updated in NPPESJune 30, 2014

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