Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Nurse Practitioner

April K. McClafferty, NP

Sees patients in Shawnee, OK · Durant, OK · Ada, OK … · Oklahoma, Texas

Summary

April K. McClafferty, NP (Nurse Practitioner) is enrolled with Medicare at 10 practice locations in Shawnee, OK, Durant, OK and Ada, OK and other places. NPI 1164159422. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about April K. McClafferty, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Nurse PractitionerPrimary specialty
YesAccepts Medicare assignment
4Years since medical school (graduated 2022)
FemaleGender (as listed)
Williams Medical Group Practice LLCGroup practice (+1 more)

Quick answers

Where does April K. McClafferty see patients?
Medicare's clinician data lists 10 practice locations, including Shawnee, OK, Durant, OK and Ada, OK. Call before your visit to confirm the address.
What is April K. McClafferty's specialty?
Medicare lists Nurse Practitioner as the primary specialty.
Does April K. McClafferty accept Medicare assignment?
Yes. Medicare's clinician data says April K. McClafferty accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for April K. McClafferty?
(405) 275-1001, as listed in official Medicare / NPI Registry data.
What is April K. McClafferty's NPI number?
1164159422. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Practice locations

Addresses where April K. McClafferty is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 10; the Medicare profile lists all.

Group practices

Medicare enrollment lists April K. McClafferty as a member of these groups (CMS data updated 2026-10-02).

  • Williams Medical Group Practice LLC218 clinicians in the group
  • Texomacare47 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Oklahoma →

Other nurse practitioners in Shawnee

Clinicians with the same Medicare primary specialty in Shawnee, OK — not a recommendation.

All nurse practitioners in Shawnee →

Clinician information

CredentialNP
Graduation year2022
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1164159422
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  2. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  3. Medicare Care Compare — official Medicare tool to look up clinicians