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

Nicholas J Okon DO PC

Organization Vascular Neurology Physician · NPI 1871737965

Nicholas J Okon DO PC is a Vascular Neurology Physician in Billings, Montana. Licensed in Montana. Registered with an NPI since 2009.

Licensed in
MT
In the registry since
2009
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

2900 12th Ave N Ste 202E
Billings, MT 59101-7506
Phone: (406) 237-5545
Fax: (406) 237-5550
Show map & directions

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

Specialties & licences

Vascular Neurology Physician (primary) Taxonomy 2084V0102X · Licence 8398 (MT)

Record details

NPI number1871737965
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Nicholas Okon — Owner · (406) 237-5545
NPI enumeratedApril 21, 2009
Last updated in NPPESApril 21, 2009
Mailing address2900 12th Ave N, Suite 202e, Billings, MT 59101-7506