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GREGORY MASON
NPI 1184081994
Counselor - Addiction (Substance Use Disorder) in Greenville, SC

Active since January 25, 2016
1400 CLEVELAND ST, GREENVILLE, SC 29607(864) 467-3790 Get Directions Write a Review

NPPES record last updated: January 25, 2016. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Gregory Mason NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GREGORY MASON (NPI 1184081994) is an individual addiction (substance use disorder) provider in Greenville, South Carolina and active in the NPI registry since January 2016.

NPPES Registry Identity

NPI1184081994
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameGREGORY MASON
Location Address1400 CLEVELAND STGreenville, SC 29607-2410
Mailing Address1400 Cleveland StGreenville, SC 29607-2410 · (864) 467-3790
Phone(864) 467-3790
Sole ProprietorNo
Enumeration DateJanuary 25, 2016
✔ NPI 1184081994 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers
Taxonomy Code101YA0400X
1400 CLEVELAND ST, Greenville, SC 29607
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Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

ANDREW JAMES TALLARICO
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 467-3790
MS. GLORIA J. MILLER CAC1
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 467-3790
BENTLEY HIVELY
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 608-5148
VINCENT OLIVER VARGAS
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 371-1265
HEATHER LOUISE MACK
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 467-3790
ALICIA NICOLE CURRY
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 467-3923
SUEANN CROWTHER
Counselor (Addiction (Substance Use Disorder))
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 467-2602
ERIN O'BRIEN-HERR
Counselor
1400 CLEVELAND ST
GREENVILLE, SC 29607
Greenville County (864) 467-3790

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Gregory Mason's NPI number?

The NPI number for Gregory Mason is 1184081994. It was assigned to this individual provider in the NPPES registry on January 25, 2016.

Where is Gregory Mason located?

Gregory Mason practices at 1400 Cleveland St, Greenville, SC 29607. The listed phone number is (864) 467-3790.

What is Gregory Mason's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Gregory Mason was last updated on January 25, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.