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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

MARK WAYNE ELKINGTON M.D.
NPI 1790846582
Specialist in Miami, OK

Active since December 13, 2006

NPPES record last updated: October 1, 2026. Verified against the NPPES registry weekly; last sync: October 04, 2026.

About Mark Wayne Elkington M.d. NPPES

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

MARK WAYNE ELKINGTON M.D. (NPI 1790846582) is an individual specialist in Miami, Oklahoma, licensed in Oklahoma (20887) and active in the NPI registry since December 2006.

NPPES Registry Identity

NPI1790846582
Entity TypeIndividualMale
Primary Taxonomy174400000X
Provider Legal NameMARK WAYNE ELKINGTONCredential: M.D.
Location Address130 A ST SWMiami, OK 74354-6806
Mailing Address130 A St SwMiami, OK 74354-6806 · (918) 542-1836
Phone(918) 542-1836
Sole ProprietorNo
Enumeration DateDecember 13, 2006
Last NPPES UpdateOctober 1, 2026
NPPES CertifiedOctober 1, 2026
✔ NPI 1790846582 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in OK · 20887
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Also ListedPsychiatry & Neurology · PsychiatryTaxonomy 2084P0800X · License E-7032 (AR)
130 A ST SW, Miami, OK 74354
Open in Google Maps ↗

Other Identifiers 1

Medicaid100207350BOK

Other Providers at the Same Location NPPES 9

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

WILLOW CREST HOSPITAL, INC
Psychiatric Residential Treatment Facility
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 541-1215
JESSICA DAWN WILLIAMS DNP, PMHNP
Nurse Practitioner (Psychiatric/Mental Health)
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 533-1836
WILLOW CREST HOSPITAL, INC
Psychiatric Residential Treatment Facility
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 541-1215
APRIL LEMON LCSW
Social Worker (Clinical)
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 542-1836
WILLOW CREST HOSPITAL, INC
Psychiatric Hospital
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 541-1215
VIZION HEALTH OKLAHOMA
Psychiatric Hospital
130 A ST SW
MIAMI, OK 74354
Ottawa County (504) 717-8614
WILLOW CREST HOSPITAL, INC
Psychiatric Hospital
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 541-1215
WILLOW CREST HOSPITAL, INC.
Psychiatric Hospital
130 A ST SW
MIAMI, OK 74354
Ottawa County (918) 541-1215

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 Elkington's NPI number?

The NPI number for Mark Elkington is 1790846582. It was assigned to this individual provider in the NPPES registry on December 13, 2006.

Where is Mark Elkington located?

Mark Elkington practices at 130 A St SW, Miami, OK 74354. The listed phone number is (918) 542-1836.

What is Mark Elkington's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Mark Elkington was last updated on October 1, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 days 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.