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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

WILLIAM E PEREZ M.D.
NPI 1063455590
Anesthesiology in Flushing, NY

Active since June 13, 2006PECOS Enrolled
4500 PARSONS BLVD, FLUSHING, NY 11355(718) 670-5631(718) 670-4446 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About William E Perez M.d. NPPES

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

WILLIAM E PEREZ M.D. (NPI 1063455590) is an individual anesthesiology provider in Flushing, New York, licensed in New York (177648) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1982).

NPPES Registry Identity

NPI1063455590
Entity TypeIndividualMale
Primary Taxonomy207L00000X
Provider Legal NameWILLIAM E PEREZCredential: M.D.
Location Address4500 PARSONS BLVDFlushing, NY 11355-2205
Mailing AddressPo Box 270Massapequa Park, NY 11762-0270 · (631) 264-2035 · Fax (631) 264-1418
Phone(718) 670-5631
Fax(718) 670-4446
Sole ProprietorNo
Medical School CMSOtherGraduated 1982
Enumeration DateJune 13, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1063455590 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
License✔ Licensed in NY · 177648
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.
4500 PARSONS BLVD, Flushing, NY 11355
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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

William E Perez 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 ID941114128
PECOS Enrollment IDI20031113000307
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.

Areas of Expertise CMS Part B claims 6

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.
168 services168 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
124 services123 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.
66 services66 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.
45 services45 patients
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.
27 services27 patients
Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 00731
This procedure involves the use of an endoscope, a flexible tube with a light and camera, to examine your esophagus, stomach, or upper small bowel. Anesthesia ensures you are comfortable and pain-free during the procedure.
20 services18 patients

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.

FAZLA RABBY MD
Student in an Organized Health Care Education/Training Program
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5000
DANIELA VULTORIUS
Student in an Organized Health Care Education/Training Program
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5000
SUSY J DIAZ MD
Student in an Organized Health Care Education/Training Program
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5939
DEEMAH STALHAMER D.O.
Anesthesiology
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5631
DR. TANVIRA M ISLAM MD
Psychiatry & Neurology (Psychiatry)
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 406-8268
UZOEGO CHIBUZO X MD
Student in an Organized Health Care Education/Training Program
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5535
DR. TALWINDER SINGH DO
Hospitalist
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5000
ALI ESSAM AL-TIMIMY MBCHB
Student in an Organized Health Care Education/Training Program
4500 PARSONS BLVD
FLUSHING, NY 11355
Queens County (718) 670-5000

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 William Perez's NPI number?

The NPI number for William Perez is 1063455590. It was assigned to this individual provider in the NPPES registry on June 13, 2006.

Where is William Perez located?

William Perez practices at 4500 Parsons Blvd, Flushing, NY 11355. The listed phone number is (718) 670-5631.

What is William Perez's specialty?

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

Is William Perez enrolled in Medicare?

Yes. William Perez 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.

When was this NPI record last updated?

The NPPES record for William Perez 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 22 days 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.