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Nurse Practitioner

Stephanie L. Martinez, NP

Sees patients in Surprise, AZ · Arizona

Summary

Stephanie L. Martinez, NP is a nurse practitioner at 13755 N Litchfield Rd, Suite 105, Surprise, AZ 85379. Phone: (337) 991-9276. Accepts Medicare assignment. In 2024, Stephanie L. Martinez had 56 Original Medicare patients and 154 services. NPI 1114437084. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nurse practitioner
  • Address: 13755 N Litchfield Rd, Suite 105, Surprise, AZ 85379 · Directions
  • Phone: (337) 991‑9276
  • Medicare: Accepts Medicare assignment
  • Group practice: Curana Health of Arizona
  • School: graduated 2017
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Stephanie L. Martinez, 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 Stephanie L. Martinez accept Medicare assignment?
Yes. Medicare's clinician data says Stephanie L. Martinez 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.
How many Medicare patients does Stephanie L. Martinez see?
In 2024, CMS data shows 56 Original Medicare patients and 154 services for Stephanie L. Martinez. This counts Original Medicare only and measures volume, not quality.
What is Stephanie L. Martinez's NPI number?
1114437084. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Stephanie L. Martinez, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients56
Services billed to Medicare154
Different services or procedures20
Participating Medicare providerYes
Average age of these patients83

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)30 services
  2. Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)30 services
  3. Residence visit for new patient with moderate level of medical decision making, per day, if using time, at least 60 minutes (99344)23 services
  4. Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)18 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Arthritis64%
  • Atrial fibrillation41%
  • Ischemic heart disease39%
  • Depression39%

Practice locations

Addresses where Stephanie L. Martinez is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Stephanie L. Martinez as a member of this group (CMS data updated October 2, 2026).

  • Curana Health of Arizona38 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, Arizona →

Other nurse practitioners in Surprise

Clinicians with the same Medicare primary specialty in Surprise, AZ — not a recommendation.

All nurse practitioners in Surprise →

Other clinicians in Curana Health of Arizona

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

Clinician information

CredentialNP
Graduation year2017
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1114437084
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. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians