MARK S SADLER PH.D.
NPI 1164535167
Psychologist - Counseling in Tulsa, OK

Active since August 16, 2006
4520 S HARVARD AVE STE 200C, TULSA, OK 74135(918) 743-3224(918) 743-9623 Get Directions Write a Review

NPPES record last updated: September 11, 2019. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mark S Sadler Ph.d. NPPES

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

MARK S SADLER PH.D. (NPI 1164535167) is an individual counseling provider in Tulsa, Oklahoma, licensed in Oklahoma (411) and active in the NPI registry since August 2006.

NPPES Registry Identity

NPI1164535167
Entity TypeIndividualMale
Primary Taxonomy103TC1900X
Provider Legal NameMARK S SADLERCredential: PH.D.
Location Address4520 S HARVARD AVE STE 200CTulsa, OK 74135-2925
Mailing Address4520 S Harvard Ave Ste 200cTulsa, OK 74135-2925 · (918) 743-3224 · Fax (918) 743-9623
Fax(918) 743-9623
Sole ProprietorNo
Enumeration DateAugust 16, 2006
Last NPPES UpdateSeptember 11, 2019
NPI 1164535167 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychologist · CounselingBehavioral Health & Social Service Providers
Taxonomy Code103TC1900X
License Licensed in OK · 411
Definition
A psychologist who specializes in general practice and health service. It focuses on how people function both personally and in their relationships at all ages. Counseling psychology addresses the emotional, social, work, school and physical health concerns people may have at different stages in their lives, focusing on typical life stresses and more severe issues with which people may struggle as individuals and as a part of families, groups and organizations. Counseling psychologists help people with physical, emotional and mental health issues improve their sense of well-being, alleviate feelings of distress and resolve crises. They also provide assessment, diagnosis, and treatment of more severe psychological symptoms.
4520 S HARVARD AVE STE 200C, Tulsa, OK 74135

Accepted Insurance

Other Providers at the Same Location NPPES 2

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

Psychologist (Counseling)
4520 S HARVARD AVE STE 200C
TULSA, OK 74135
Psychologist
4520 S HARVARD AVE STE 200C
TULSA, OK 74135

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 Sadler's NPI number?

The NPI number for Mark Sadler is 1164535167. It was assigned to this individual provider in the NPPES registry on August 16, 2006.

Where is Mark Sadler located?

Mark Sadler practices at 4520 S Harvard Ave Ste 200C, Tulsa, OK 74135. The listed phone number is (918) 743-3224.

What is Mark Sadler's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Counseling, with taxonomy code 103TC1900X.

What insurance does Mark Sadler accept?

Health plans from Blue Cross and Blue Shield of Oklahoma and Mending Health list Mark Sadler as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Mark Sadler was last updated on September 11, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.