MARK S SADLER (PH.D.) – Counseling Psychologist, NPI 1164535167

MARK S SADLER (PH.D.) is a healthcare provider. based in Tulsa, Oklahoma. specializing in Counseling Psychologist. They hold the professional credentials PH.D.. They hold a License No. 411 (OK). The NPI Number for MARK S SADLER (PH.D.) is 1164535167

Main info

Male
Name
MARK S SADLER (PH.D.)
NPI
1164535167
Phone
(918) 743-3224
Address
4520 S HARVARD AVE STE 200C
Enumeration Date
16 August 2006
Last Update Date
11 September 2019
Data current as of
19 May 2026

Profile Insights

NPPES metrics only — not quality of care.

Methodology
Experience52
Completeness75
Years active:19State licenses:1Digital endpointsOther names

Provider Addresses for MARK S SADLER (PH.D.)

  • 4520 S HARVARD AVE STE 200C

    TULSA, OK 741352925

    Phone: (918) 743-3224

    Fax: (918) 743-9623

    Mailing address matches the actual address.

NPPES updates history

No NPPES updates recorded for this provider.

Prescription Activity

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Open Payments (CMS)

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Medicare Enrollment & Revalidation

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Medicare Utilization (FFS)

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No Medicare fee-for-service utilization data available for this provider in our database.

Insurance plans in this area (ZIP 74135)

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Frequently asked questions

Can I verify MARK S SADLER (PH.D.) with an NPI only?
You can start verification with NPI 1164535167 for MARK S SADLER (PH.D.), then check state licensing separately.
Does the file indicate MARK S SADLER (PH.D.) is practicing under active NPI?
Directory data currently reports MARK S SADLER (PH.D.) as active.
What is MARK S SADLER (PH.D.)'s primary classification?
Counseling Psychologist is the headline specialty for MARK S SADLER (PH.D.) here. Clinical services aligned with this taxonomy classification.
Where should I expect MARK S SADLER (PH.D.) on a map?
Expect Tulsa, Oklahoma as a primary anchor for MARK S SADLER (PH.D.) unless the record lists multiple sites.
Is specialty guaranteed by NPI alone?
Taxonomy selections describe intent; scope of practice still follows state law.

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