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

Gregory P Johnson DDS MS Inc

Organization Orthodontics and Dentofacial Orthopedics Dentistry · NPI 1790054344

Gregory P Johnson DDS MS Inc is an Orthodontics and Dentofacial Orthopedics Dentistry in Irvine, California. Licensed in California. Registered with an NPI since 2011.

Licensed in
CA
In the registry since
2011
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

5394 Walnut Ave Ste H
Irvine, CA 92604-2591
Phone: (949) 552-5800
Fax: (949) 552-8905
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthodontics and Dentofacial Orthopedics Dentistry (primary) Taxonomy 1223X0400X · Licence D22813 (CA)

Record details

NPI number1790054344
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Gregory Johnson — President · (949) 552-5800
NPI enumeratedDecember 27, 2011
Last updated in NPPESDecember 30, 2011
Mailing address5394 Walnut Ave Ste H, Irvine, CA 92604-2591

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