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

Internal Medicine

Peter G. Kooienga, DO

Sees patients in New York, NY · New York

Summary

Peter G. Kooienga, DO (Internal Medicine) is enrolled with Medicare at 1 practice location in New York, NY. NPI 1316632185. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Peter G. Kooienga, 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

Internal MedicinePrimary specialty
May acceptAccepts Medicare assignment
3Years since medical school (graduated 2023)
New York College Of Osteo Medicine Of New York Institute Of TechnologyMedical school
MaleGender (as listed)

Quick answers

Where does Peter G. Kooienga see patients?
Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
What is Peter G. Kooienga's specialty?
Medicare lists Internal Medicine as the primary specialty.
Does Peter G. Kooienga accept Medicare assignment?
Medicare's clinician data says Peter G. Kooienga may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
What is Peter G. Kooienga's NPI number?
1316632185. 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 Peter G. Kooienga is enrolled with Medicare (CMS data updated 2026-10-02).

  • 1345 Ave of He AmericasNew York, NY 10105

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in New York

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

All internal medicine doctors in New York →

Clinician information

CredentialDO
Medical schoolNew York College Of Osteo Medicine Of New York Institute Of Technology
Graduation year2023
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1316632185
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