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TIFFANY WILLIAMS DNP, CRNA
NPI 1679424410
Nurse Anesthetist, Certified Registered in New Hyde Park, NY

Active since February 06, 2026Accepts Medicare Assignment
270-5 76TH AVENUE, NEW HYDE PARK, NY 11040(718) 470-7000 Get Directions Write a Review

NPPES record last updated: February 6, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

About Tiffany Williams Dnp, Crna NPPES

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

TIFFANY WILLIAMS DNP, CRNA (NPI 1679424410) is an individual nurse anesthetist, certified registered in New Hyde Park, New York, licensed in New York (N24252) and active in the NPI registry since February 2026. She is affiliated with Long Island Jewish Medical Center and is a graduate of Other (2025).

NPPES Registry Identity

NPI1679424410
Entity TypeIndividualFemale
Primary Taxonomy367500000X
Provider Legal NameTIFFANY WILLIAMSCredential: DNP, CRNA
Location Address270-5 76TH AVENUENew Hyde Park, NY 11040
Mailing Address28 Goose Neck Ln Apt 302Fishersville, VA 22939-2422 · (910) 833-4770
Phone(718) 470-7000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateFebruary 6, 2026
NPPES CertifiedFebruary 4, 2026
✔ NPI 1679424410 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 · N24252
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.
270-5 76TH AVENUE, New Hyde Park, NY 11040
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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

Tiffany Williams Dnp, Crna 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 ID1355813809
PECOS Enrollment IDI20260616001093

Medicare Billing Reassignment

Medicare enrollment records show Tiffany Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

North Shore - Lij Anesthesiology, PC
30 mi
Anesthesiology
480 BEDFORD RD BLDG B
Chappaqua, NY 10514
  • Reassigned Medicare billing, New York enrollment
  • 1,406 clinicians in this Medicare group
NPI 1417401266 (914) 666-8866

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.

Long Island Jewish Medical Center

Acute Care Hospitals · New Hyde Park, NY
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number330195
Location270 - 05 76th AvenueNew Hyde Park, NY 11040 · Nassau County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11040 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$154.28 typical visit price
range $67.40 – $203.53
Typical copayment $38.57 (range $16.85 – $50.88)
Most-billed visit code 99204
Established Patient
$83.44 typical visit price
range $21.66 – $164.45
Typical copayment $20.86 (range $5.41 – $41.11)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 7

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

CONNOR JOSEPH TUPPER MD
Student in an Organized Health Care Education/Training Program
270-5 76TH AVENUE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7901
JESSICA LANZKOWSKY
Student in an Organized Health Care Education/Training Program
270-5 76TH AVENUE
QUEENS, NY 11040
Nassau County (718) 470-7000
DR. ALICE ANN SHANKLIN MD
Pediatrics (Pediatric Critical Care Medicine)
270-5 76TH AVENUE
NEW HYDE PARK, NY 11040
Nassau County (631) 645-1360
MR. CHRISTOPHER MICHAEL FEVOLA PA-C
Physician Assistant
270-5 76TH AVENUE
QUEENS, NY 11040
Nassau County (718) 470-7000
SUNNY CHI
Student in an Organized Health Care Education/Training Program
270-5 76TH AVENUE
NEW HYDE PARK, NY 11040
Nassau County (516) 562-4764
CATHERINE NAPPI PA-C
Physician Assistant
270-5 76TH AVENUE
NEW HYDE PARK, NY 11040
Nassau County (718) 470-7000
SHREYA MUKUND INGLE MD, MPH
Student in an Organized Health Care Education/Training Program
270-5 76TH AVENUE
QUEENS, NY 11040
Nassau County (718) 470-7000

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 Tiffany Williams's NPI number?

The NPI number for Tiffany Williams is 1679424410. It was assigned to this individual provider in the NPPES registry on February 6, 2026.

Where is Tiffany Williams located?

Tiffany Williams practices at 270-5 76th Avenue, New Hyde Park, NY 11040. The listed phone number is (718) 470-7000.

What is Tiffany Williams's specialty?

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

Is Tiffany Williams enrolled in Medicare?

Yes. Tiffany Williams 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 organization bills Medicare for Tiffany Williams's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Tiffany Williams reassigns Medicare benefits to North Shore - Lij Anesthesiology, PC (Chappaqua, NY). The 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 Tiffany Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Tiffany Williams affiliated with any hospitals?

According to CMS data, Tiffany Williams is affiliated with Long Island Jewish Medical Center.

When was this NPI record last updated?

The NPPES record for Tiffany Williams was last updated on February 6, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.