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GHISLAINE CAROLINA ECHEVARRIA OYARZUN M.D.
NPI 1518216993
Anesthesiology in New York, NY

Active since August 31, 2012PECOS EnrolledAccepts Medicare Assignment
1000 10TH AVE RM 1G-33, NEW YORK, NY 10019(212) 523-6121 Get Directions Write a Review

NPPES record last updated: August 28, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Ghislaine Carolina Echevarria Oyarzun M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

GHISLAINE CAROLINA ECHEVARRIA OYARZUN M.D. (NPI 1518216993) is an individual anesthesiology provider in New York, New York, licensed in New York (280452-1) and active in the NPI registry since August 2012. She is enrolled in Medicare PECOS, is affiliated with Mount Sinai St Luke's Roosevelt Hospital, and is a graduate of Other (2000).

NPPES Registry Identity

NPI1518216993
Entity TypeIndividualFemale
Primary Taxonomy207L00000X
Provider Legal NameGHISLAINE CAROLINA ECHEVARRIA OYARZUNCredential: M.D.
Location Address1000 10TH AVE RM 1G-33New York, NY 10019-1147
Mailing AddressPo Box 28082New York, NY 10087-6504 · (212) 987-3100
Phone(212) 523-6121
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateAugust 31, 2012
Last NPPES UpdateAugust 28, 2025
NPPES CertifiedAugust 28, 2025
✔ NPI 1518216993 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in NY · 280452-1
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1000 10TH AVE RM 1G-33, New York, NY 10019
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Ghislaine Carolina Echevarria Oyarzun M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1052697679
PECOS Enrollment IDI20170417000022
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Ghislaine Echevarria Oyarzun reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

New York University
1.7 mi
Hematology & Oncology
160 E 34TH ST
New York, NY 10016
  • Reassigned Medicare billing, New York enrollment
  • 1,074 clinicians in this Medicare group
NPI 1083605679 (212) 731-5196
Fpa Hospital Based
2.2 mi
Diagnostic Radiology
1176 5TH AVE, #1235
New York, NY 10029
  • Reassigned Medicare billing, New York enrollment
  • 1,067 clinicians in this Medicare group
NPI 1487995700 (212) 241-6381

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Mount Sinai St Luke's Roosevelt Hospital

Acute Care Hospitals · New York, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330046
Location1000 Tenth AvenueNew York, NY 10019 · New York County
Emergency services Birthing friendly

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Ghislaine Echevarria Oyarzun's NPI number?

The NPI number for Ghislaine Echevarria Oyarzun is 1518216993. It was assigned to this individual provider in the NPPES registry on August 31, 2012.

Where is Ghislaine Echevarria Oyarzun located?

Ghislaine Echevarria Oyarzun practices at 1000 10th Ave Rm 1g-33, New York, NY 10019. The listed phone number is (212) 523-6121.

What is Ghislaine Echevarria Oyarzun's specialty?

The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.

Is Ghislaine Echevarria Oyarzun enrolled in Medicare?

Yes. Ghislaine Echevarria Oyarzun is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Ghislaine Echevarria Oyarzun's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Ghislaine Echevarria Oyarzun reassigns Medicare benefits to 2 organizations: New York University (New York, NY) and Fpa Hospital Based (New York, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ghislaine Echevarria Oyarzun's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Ghislaine Echevarria Oyarzun affiliated with any hospitals?

According to CMS data, Ghislaine Echevarria Oyarzun is affiliated with Mount Sinai St Luke's Roosevelt Hospital.

When was this NPI record last updated?

The NPPES record for Ghislaine Echevarria Oyarzun was last updated on August 28, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.