NPPES file of Aug 9, 2026

Evan Christopher Key

Acute Care Nurse Practitioner · Tulsa, OK

Evan Christopher Key is an acute care nurse practitioner with a practice address in Tulsa, Oklahoma, and NPI 1811863442, issued on Oct 13, 2025. Check the license (Oklahoma 226535, as entered in NPPES) with the Oklahoma board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1811863442
Name
Evan Christopher Key
Primary taxonomy
Acute Care Nurse Practitioner 363LA2100X
License number
226535 OK
Self-reported in NPPES; status is on the state search
Practice location
1923 S Utica Ave, Tulsa, OK 74104
Phone
(918) 744-3131
Enumerated
Oct 13, 2025
Record last updated
Dec 4, 2025
Medicare enrollment
Enrolled (PECOS I20260226002222); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest acute care nurse practitioner records → All 333 in Oklahoma → Look up another NPI →

Also registered at 1923 S Utica Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Francis AnangfacRegistered Nurse1689533549
  2. Brett Anderson, M.D.Emergency Medicine Physician1497042279
  3. Rebecca Arant, M.D.Emergency Medicine Physician1134220403
  4. Kanwaljit Aulakh, M.D.Anatomic Pathology & Clinical Pathology Physician1376790329
  5. Aubrey Ballard, CRNACertified Registered Nurse Anesthetist1679958797
  6. Dixie Banner, RN, CNSEmergency Clinical Nurse Specialist1932355807

Verify Evan Christopher Key in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Oklahoma board licenses this profession
    Search for license 226535    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the Oklahoma license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Usacs Observation Medicine Services OF Oklahoma, LLCTulsa, OK

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Evan Christopher Key among 333 acute care nurse practitioner records in Oklahoma

Evan Christopher Key is one of 333 acute care nurse practitioner records with a practice address in Oklahoma. 87% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 84% of them.

  • NPI issued2025 · 84% of these records are older, 6% newer
  • In a Medicare fileYes · 87% of these records are
  • In the CMS Doctors and Clinicians fileYes · 82% of these records are
  • Graduated2025 · median 2021 among the 273 with a school on file
  • Record last updated2025 · 30% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Oklahoma practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Acute Care Nurse Practitioner providers in Oklahoma

There are 333 acute care nurse practitioner records in Oklahoma.

All 333 in Oklahoma → Every provider in Tulsa → Acute Care Nurse Practitioner nationwide →

The 8 acute care nurse practitioner records with the nearest ZIP codes

  1. Amy Garner, APRN, CNPTulsa, OK 741041528333515
  2. Tyanne Hellums, ACNP-BCTulsa, OK 741041255759635
  3. Amy Jenkins, ARNPTulsa, OK 741041346578093
  4. Andrea Johns, APRN, CNPTulsa, OK 741041922367101
  5. Brandon King, APRN-CNPTulsa, OK 741041588007884
  6. Kristen Mashburn, APRN-CNPTulsa, OK 741041659716991
  7. Robert Oly, ARNPTulsa, OK 741041134455157
  8. Ingrid Patton, APRN CNP CNSTulsa, OK 741041457528614

Common questions

What is Evan Christopher Key's NPI number?

Evan Christopher Key's National Provider Identifier (NPI) is 1811863442, issued on Oct 13, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Evan Christopher Key located?

The NPPES record lists a practice address at 1923 S Utica Ave, Tulsa, OK, 74104. Phone: (918) 744-3131. Providers update this record themselves, so call before visiting.

How can I verify Evan Christopher Key's license?

NPPES lists Oklahoma license number 226535, as entered by the provider. Search the Oklahoma board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.