GIZELE WILLIAMS CRNA
NPI 1073515599
Nurse Anesthetist, Certified Registered in New York, NY

Q: What is Gizele Williams's NPI number?

The NPI number for Gizele Williams is 1073515599. It was assigned to this individual provider in the NPPES registry on August 15, 2005.

Q: What is Gizele Williams's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Q: When was this NPI record last updated?

The NPPES record for Gizele Williams was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.

Active since August 15, 2005

550 1ST AVE, RUSK 607, NEW YORK, NY 10016(212) 263-5072 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

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About Gizele Williams Crna NPPES

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

GIZELE WILLIAMS CRNA (NPI 1073515599) is an individual nurse anesthetist, certified registered in New York, New York, licensed in New York (342676) and active in the NPI registry since August 2005.

NPPES Registry Identity

NPI1073515599

Entity TypeIndividualFemale

Primary Taxonomy367500000X

Provider Legal NameGIZELE WILLIAMSCredential: CRNA

Location Address550 1ST AVE, RUSK 607New York, NY 10016-6402

Mailing Address550 1st Ave, Rusk 607New York, NY 10016-6402 · (212) 263-5072

Phone(212) 263-5072

Sole ProprietorNo

Enumeration DateAugust 15, 2005

Last NPPES UpdateJuly 13, 2026

✔ NPI 1073515599 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse Anesthetist, Certified RegisteredPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code367500000X

License✔ Licensed in NY · 342676

Definition

(1) A licensed registered nurse with advanced specialty education in anesthesia who, in collaboration with appropriate health care professionals, provides preoperative, intraoperative, and postoperative care to patients and assists in management and resuscitation of critical patients in intensive care, coronary care, and emergency situations. Nurse anesthetists are certified following successful completion of credentials and state licensure review and a national examination directed by the Council on Certification of Nurse Anesthetists. (2) A registered nurse who is qualified by special training to administer anesthesia in collaboration with a physician or dentist and who can assist in the care of patients who are in critical condition.

550 1ST AVE, New York, NY 10016

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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 (PECOS)

Gizele Williams Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Billing Reassignments

Medicare enrollment records show Gizele Williams reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Igor Amigud Physician P.C.

1.1 mi

Specialist

211 E 53RD ST, SUITE 3-K
New York, NY 10022

Reassigned Medicare billing, New York enrollment
38 clinicians in this Medicare group

NPI 1245337989 (212) 583-9701

Montefiore Medical Center

3.8 mi

Family Medicine

2633 BROADWAY
New York, NY 10025

Reassigned Medicare billing, New York enrollment
5,251 clinicians in this Medicare group

NPI 1760288278 (888) 663-6331

New York Gi Center LLC

10 mi

Endoscopy

1200 WATERS PL, SUITE M117
Bronx, NY 10461

Reassigned Medicare billing, New York enrollment
39 clinicians in this Medicare group

NPI 1336258128 (718) 863-0575

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

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Anesthesia for other procedure on large bowel using an endoscope 00811

Anesthesia for an endoscopic procedure on the large bowel ensures comfort and relaxation during the procedure. You'll be given medication to make you drowsy or asleep, eliminating any discomfort. The medication can be administered through a vein or inhaled.

63 services63 patients

Anesthesia for exam of colon using an endoscope 00812

Anesthesia for a colon examination with an endoscope is a method used to ensure comfort during the procedure. It involves administering medication to help you relax or sleep, thus reducing discomfort as the endoscope, a thin, flexible tube, is navigated through your colon.

14 services14 patients

Anesthesia for procedure on small and large bowel using an endoscope 00813

Anesthesia for an endoscopic procedure on the small and large bowel ensures comfort and relaxation during the procedure. It involves administering medicine to help you sleep or feel drowsy. This allows the doctor to examine your bowels without causing you discomfort or pain.

12 services11 patients

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Post-Anesthetic Transfer of Care Measure: Procedure Room to a Post Anesthesia Care Unit (PACU)

Percentage of patients, regardless of age, who are under the care of an anesthesia practitioner and are admitted to a PACU or other non-ICU location in which a post-anesthetic formal transfer of care protocol or checklist which includes the key transfer of…

99%700 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. SHARON URALIL D.O.

Internal Medicine

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-3293

DR. DIANA TREVAS FLEISHER

Emergency Medicine (Pediatric Emergency Medicine)

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-3293

DR. MONICA GUPTA M.D.

Allergy & Immunology

550 1ST AVE, NBV 16N30, INTERNAL MEDICINE RESIDENCY PROGRAM
NEW YORK, NY 10016

New York County (212) 263-6397

CHRISTINE CHAN M.D.

Student in an Organized Health Care Education/Training Program

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-5506

DR. MATTHEW CHIARELLO MD

Radiology (Vascular & Interventional Radiology)

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-5506

DR. MEGAN ELIZABETH JENKINS M.D.

Surgery

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-7300

DR. MANAN PATEL M.D.

Student in an Organized Health Care Education/Training Program

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-5506

VICKY CHIANG

Student in an Organized Health Care Education/Training Program

550 1ST AVE
NEW YORK, NY 10016

New York County (212) 263-5506

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 Gizele Williams's NPI number?

The NPI number for Gizele Williams is 1073515599. It was assigned to this individual provider in the NPPES registry on August 15, 2005.

Where is Gizele Williams located?

Gizele Williams practices at 550 1st Ave Rusk 607, New York, NY 10016. The listed phone number is (212) 263-5072.

What is Gizele Williams's specialty?

The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.

Is Gizele Williams enrolled in Medicare?

Yes. Gizele Williams is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Gizele Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Gizele Williams reassigns Medicare benefits to 3 organizations: Igor Amigud Physician P.C. (New York, NY), Montefiore Medical Center (New York, NY) and New York Gi Center LLC (Bronx, 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 Gizele Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Gizele Williams was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.