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Certified Clinical Nurse Specialist (CNS)

Mary F. Spencer

Sees patients in Cary, NC · Durham, NC · North Carolina

Summary

Mary F. Spencer is a clinical nurse specialist at 401 Keisler Dr, Suite 100, Cary, NC 27518. Accepts Medicare assignment. NPI 1396877874. Source: CMS National Downloadable File, updated October 2, 2026.

  • Specialty: Clinical nurse specialist (Medicare lists Certified Clinical Nurse Specialist (CNS))
  • Address: 401 Keisler Dr, Suite 100, Cary, NC 27518 · Directions (1 more location)
  • Medicare: Accepts Medicare assignment
  • Group practice: Alpha Psychiatric Associates, PLLC
  • School: Louisiana State University School Of Medicine In New Orleans · graduated 1986
  • Gender (as listed): Female
NPI Registry record Medicare profile

From official Medicare data

This page shows what Medicare's official clinician data says about Mary F. Spencer, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Mary F. Spencer accept Medicare assignment?
Yes. Medicare's clinician data says Mary F. Spencer accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
What is Mary F. Spencer's NPI number?
1396877874. 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 Mary F. Spencer is enrolled with Medicare (CMS data updated October 2, 2026).

  • 401 Keisler Dr, Suite 100Cary, NC 27518
  • 6224 Fayetteville Rd, Suite 105Durham, NC 27713

Group practices

Medicare enrollment lists Mary F. Spencer as a member of this group (CMS data updated October 2, 2026).

  • Alpha Psychiatric Associates, PLLC3 clinicians in the group

Specialties

Find other clinicians: Certified Clinical Nurse Specialist (CNS), North Carolina →

Other clinical nurse specialists in North Carolina

Clinicians with the same Medicare primary specialty in North Carolina — not a recommendation.

All clinical nurse specialists in North Carolina →

Other clinicians in Alpha Psychiatric Associates, PLLC

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

SchoolLouisiana State University School Of Medicine In New Orleans
Graduation year1986
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1396877874
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 October 2, 2026, retrieved October 29, 2026
  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