MR. MARK SEBASTIAN LOESER
NPI 1700942810
Counselor - Professional in Tempe, AZ

Q: What is Mark Loeser's NPI number?

The NPI number for Mark Loeser is 1700942810. It was assigned to this individual provider in the NPPES registry on December 31, 2006. The provider is also known as Mark Sebastian Loeser M.A..

Q: What is Mark Loeser's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

Q: When was this NPI record last updated?

The NPPES record for Mark Loeser was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.

Active since December 31, 2006

4635 S LAKESHORE DR, SUITE 116, TEMPE, AZ 85282(480) 345-4531(480) 345-4563 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About Mr. Mark Sebastian Loeser NPPES

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

MR. MARK SEBASTIAN LOESER (NPI 1700942810) is an individual professional provider in Tempe, Arizona, licensed in Arizona (LPC-1288) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1700942810

Entity TypeIndividualMale

Primary Taxonomy101YP2500X

Provider Legal NameMR. MARK SEBASTIAN LOESER

Location Address4635 S LAKESHORE DR, SUITE 116Tempe, AZ 85282-7127

Mailing Address4635 S Lakeshore Dr, Suite 116Tempe, AZ 85282-7127 · (480) 345-4531 · Fax (480) 345-4563

Phone(480) 345-4531

Fax(480) 345-4563

Sole ProprietorYes

Enumeration DateDecember 31, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1700942810 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers

Taxonomy Code101YP2500X

License✔ Licensed in AZ · LPC-1288

4635 S LAKESHORE DR, Tempe, AZ 85282

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Other Names 1

Professional Name (2)Mark Sebastian Loeser M.a.

Other Providers at the Same Location NPPES 4

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

PAMELA RENEE BOYLE LPC, LISAC

Counselor (Addiction (Substance Use Disorder))

4635 S LAKESHORE DR, 108
TEMPE, AZ 85282

Maricopa County (602) 499-9245

LAWRENCE PAUL BURK SR. LPC

Counselor (Professional)

4635 S LAKESHORE DR, SUITE 110
TEMPE, AZ 85282

Maricopa County (480) 345-4458

MS. PAULA J MISTOVICH LCSW

Social Worker (Clinical)

4635 S LAKESHORE DR
TEMPE, AZ 85282

Maricopa County (602) 225-7466

MR. RICHARD BROOKS CANFIELD MC, CEAP, LPC

Counselor (Mental Health)

4635 S LAKESHORE DR, SUITE 112
TEMPE, AZ 85282

Maricopa County (480) 345-4477

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 Mark Loeser's NPI number?

The NPI number for Mark Loeser is 1700942810. It was assigned to this individual provider in the NPPES registry on December 31, 2006. The provider is also known as Mark Sebastian Loeser M.A..

Where is Mark Loeser located?

Mark Loeser practices at 4635 S Lakeshore Dr Suite 116, Tempe, AZ 85282. The listed phone number is (480) 345-4531.

What is Mark Loeser's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Mark Loeser was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.