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GREGORY WALLICK
NPI 1023993748
Nurse Anesthetist, Certified Registered in Valley Stream, NY

Active since August 11, 2025Accepts Medicare Assignment
900 FRANKLIN AVE, VALLEY STREAM, NY 11580(516) 256-6000 Get Directions Write a Review

NPPES record last updated: August 11, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Gregory Wallick NPPES

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

GREGORY WALLICK (NPI 1023993748) is an individual nurse anesthetist, certified registered in Valley Stream, New York, licensed in New York (2072246) and active in the NPI registry since August 2025. He is affiliated with Long Island Jewish Medical Center and is a graduate of Other (2025).

NPPES Registry Identity

NPI1023993748
Entity TypeIndividualMale
Primary Taxonomy367500000X
Provider Legal NameGREGORY WALLICK
Location Address900 FRANKLIN AVEValley Stream, NY 11580-2145
Mailing Address27 Godfrey AveBayville, NY 11709-2711 · (516) 458-6811
Phone(516) 256-6000
Sole ProprietorNo
Medical School CMSOtherGraduated 2025
Enumeration DateAugust 11, 2025
NPPES CertifiedAugust 11, 2025
✔ NPI 1023993748 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 · 2072246
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.
900 FRANKLIN AVE, Valley Stream, NY 11580
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Gregory Wallick 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 ID7810482882
PECOS Enrollment IDI20251218000078

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 11580 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 20

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

JOVANNA MICOLE LINNEN M.D.
Anesthesiology
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6000
BRUNA FARIA MARTINS
Physician Assistant
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6000
KAITLYN RAE ROEDA PA-C
Physician Assistant
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6000
JAKE BRESNIHAN
Physician Assistant
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6000
SUZETTE POWELL M.D.
Radiology (Diagnostic Radiology)
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6200
ELISABETH RENAI LOCCISANO RN, NP
Nurse Practitioner (Family)
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6000
AMAYNA HAQUE PHARMD
Pharmacist
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6090
DR. GUISELA MARIA HERNANDEZ M.D.
Internal Medicine (Hospice and Palliative Medicine)
900 FRANKLIN AVE
VALLEY STREAM, NY 11580
Nassau County (516) 256-6080

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 Gregory Wallick's NPI number?

The NPI number for Gregory Wallick is 1023993748. It was assigned to this individual provider in the NPPES registry on August 11, 2025.

Where is Gregory Wallick located?

Gregory Wallick practices at 900 Franklin Ave, Valley Stream, NY 11580. The listed phone number is (516) 256-6000.

What is Gregory Wallick's specialty?

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

Is Gregory Wallick enrolled in Medicare?

Yes. Gregory Wallick 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.

Is Gregory Wallick affiliated with any hospitals?

According to CMS data, Gregory Wallick is affiliated with Long Island Jewish Medical Center.

When was this NPI record last updated?

The NPPES record for Gregory Wallick was last updated on August 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.