Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1164535167 Individual Practitioner Male Practitioner

Dr. Mark S Sadler , PhD

Psychologist - Counseling • Tulsa, OK

Professional Overview & Biography Verified Profile Summary

Dr. Mark Sadler, PhD is a registered healthcare professional specializing in Psychologist - Counseling in Tulsa, OK. Practice services are available at 4520 S HARVARD AVE STE 200C under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

4520 S Harvard Ave Ste 200c

Tulsa, OK 741352925

Telephone 9187433224
Fax 9187439623
Associated Practice Facility / Clinic

Specialty Benchmarks & Practice Insights

Comparative analytics for Psychologist - Counseling in Tulsa, OK

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 24.0 Yrs
State Avg: 22.0 Yrs
Regional Practice Density
29 Specialists

Practicing in Tulsa, OK (121 Statewide)

Telehealth Adoption Rate
3.4% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

Psychologist - Counseling Primary Specialty

NUCC Taxonomy Code: 103TC1900X

State License OK 411

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.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

4 Associated Practitioners
Dr. Julie Powell-Thomas , PhD

Psychologist - Counseling

NPI 1336252972

Doctor of Philosophy (Ph.D.)

Dr. Jennifer Benton , PhD

Psychologist - Clinical

NPI 1609927219

Doctor of Philosophy (Ph.D.)

Jane Scott

Pediatrics - Developmental - Behavioral Pediatrics

NPI 1639282270
Dr. Cynthia Fuller , MD

Pediatrics - Developmental - Behavioral Pediatrics

NPI 1912010570

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
📍
Updated Practice Location September 11, 2019

Registered at 4520 S HARVARD AVE STE 200C, TULSA, OK 741352925 (Tel: 9187433224)

📍
Updated Business Mailing Address September 11, 2019

Registered at 4520 S HARVARD AVE STE 200C, TULSA, OK 741352925 (Tel: 9187433224)

NPI Profile Active September 09, 2014

NPI status registered as active in NPPES database

📍
Updated Practice Location September 09, 2014

Registered at 4520 S HARVARD AVE STE 200, TULSA, OK 741352900 (Tel: 9187433224)

📍
Updated Business Mailing Address September 09, 2014

Registered at PO BOX 21046, TULSA, OK 741211046 (Tel: 9187433224)

👤
Provider Name / Credentials Updated September 09, 2014

Recorded as MARK SADLER, PH.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) September 09, 2014

Psychologist (License #411 in OK)

🟢
Initial NPI Registration & Enumeration August 16, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1164535167
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: August 16, 2006
Last Update: September 11, 2019
Sole Proprietor: No

Mailing Address

4520 S Harvard Ave Ste 200c

Tulsa, OK 741352925

Phone: 9187433224

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.