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

Obstetrics/Gynecology

John G. Ilagan, MD

Sees patients in New York, NY · New York

Summary

John G. Ilagan, MD (Obstetrics/Gynecology) is enrolled with Medicare at 1 practice location in New York, NY. NPI 1285705665. Medicare data says the clinician accepts Medicare assignment. Source: CMS National Downloadable File, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about John G. Ilagan, 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

Obstetrics/GynecologyPrimary specialty
YesAccepts Medicare assignment
29Years since medical school (graduated 1997)
Wayne State University School Of MedicineMedical school
MaleGender (as listed)
Trustees of Columbia University in the City of New YorkGroup practice

Quick answers

Where does John G. Ilagan see patients?
Medicare's clinician data lists 1 practice location in New York, NY. Call before your visit to confirm the address.
What is John G. Ilagan's specialty?
Medicare lists Obstetrics/Gynecology as the primary specialty.
Does John G. Ilagan accept Medicare assignment?
Yes. Medicare's clinician data says John G. Ilagan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
What is the phone number for John G. Ilagan?
(212) 305-9876, as listed in official Medicare / NPI Registry data.
What is John G. Ilagan's NPI number?
1285705665. 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 John G. Ilagan is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists John G. Ilagan as a member of this group (CMS data updated 2026-10-02).

  • Trustees of Columbia University in the City of New York2,296 clinicians in the group

Specialties

Find other Obstetrics/Gynecology doctors in New York →

Other OB-GYNs in New York

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

All OB-GYNs in New York →

Clinician information

CredentialMD
Medical schoolWayne State University School Of Medicine
Graduation year1997
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1285705665
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