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Nurse Practitioner

Colleen M. Martella, NP

Sees patients in Stony Brook, NY · New York

Summary

Colleen M. Martella, NP is a nurse practitioner at 100 Nicolls Rd, Stony Brook, NY 11794. Phone: (631) 444-7650. Accepts Medicare assignment. In 2024, Colleen M. Martella had 20 Original Medicare patients and 95 services. NPI 1689927378. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nurse practitioner
  • Address: 100 Nicolls Rd, Stony Brook, NY 11794 · Directions (2 more locations)
  • Phone: (631) 444‑7650
  • Medicare: Accepts Medicare assignment
  • Group practice: University Associates in Obstetrics and Gynecology University Faculty
  • School: graduated 2011
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Colleen M. Martella, 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 Colleen M. Martella accept Medicare assignment?
Yes. Medicare's clinician data says Colleen M. Martella 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 Colleen M. Martella see?
In 2024, CMS data shows 20 Original Medicare patients and 95 services for Colleen M. Martella. This counts Original Medicare only and measures volume, not quality.
What is Colleen M. Martella's NPI number?
1689927378. 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 Colleen M. Martella, 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 patients20
Services billed to Medicare95
Different services or procedures9
Participating Medicare providerYes
Average age of these patients72

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 pressure70%
  • High cholesterol65%
  • Arthritis55%

Practice locations

Addresses where Colleen M. Martella is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Colleen M. Martella as a member of this group (CMS data updated October 2, 2026).

  • University Associates in Obstetrics and Gynecology University Faculty112 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New York →

Other nurse practitioners in Stony Brook

Clinicians with the same Medicare primary specialty in Stony Brook, NY — not a recommendation.

All nurse practitioners in Stony Brook →

Other clinicians in University Associates in Obstetrics and Gynecology University Faculty

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

Clinician information

CredentialNP
Graduation year2011
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1689927378
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