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

Nurse Practitioner

Gretchen Garland, NP

Works at hospitals in Oswego, NY · New York

Summary

Gretchen Garland, NP is a nurse practitioner at 29 E Cayuga St, Suite 400, Oswego, NY 13126. Phone: (315) 326-3536. Accepts Medicare assignment. In 2024, Gretchen Garland had 34 Original Medicare patients and 174 services. NPI 1215552567. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Nurse practitioner
  • Address: 29 E Cayuga St, Suite 400, Oswego, NY 13126 · Directions
  • Phone: (315) 326‑3536
  • Medicare: Accepts Medicare assignment
  • Hospital: Oswego Hospital
  • Group practice: Oswego Hospital
  • School: State University Of Ny Upstate Medical University · graduated 2020
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Gretchen Garland, 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 Gretchen Garland accept Medicare assignment?
Yes. Medicare's clinician data says Gretchen Garland 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 Gretchen Garland see?
In 2024, CMS data shows 34 Original Medicare patients and 174 services for Gretchen Garland. This counts Original Medicare only and measures volume, not quality.
What is Gretchen Garland's NPI number?
1215552567. 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 Gretchen Garland, 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 patients34
Services billed to Medicare174
Different services or procedures14
Participating Medicare providerYes
Average age of these patients55

Most frequent services

  1. Telephone medical discussion with physician, 11-20 minutes (99442)87 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).

  • Anxiety75%
  • Depression59%
  • High cholesterol53%
  • High blood pressure44%

Hospitals where Gretchen Garland works

Medicare's Facility Affiliation Data lists Gretchen Garland at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

  • Oswego HospitalOswego, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330218

Practice locations

Addresses where Gretchen Garland is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Gretchen Garland as a member of this group (CMS data updated October 2, 2026).

  • Oswego Hospital60 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New York →

Other nurse practitioners in Oswego

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

All nurse practitioners in Oswego →

Other clinicians in Oswego Hospital

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

Clinician information

CredentialNP
SchoolState University Of Ny Upstate Medical University
Graduation year2020
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215552567
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. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians