WILLIAM J LI PERA MD
NPI 1932103330
Internal Medicine - Hematology & Oncology in Port Jefferson Station, NY

Q: What is William Li Pera's NPI number?

The NPI number for William Li Pera is 1932103330. It was assigned to this individual provider in the NPPES registry on June 13, 2005.

Q: What is William Li Pera's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for William Li Pera was last updated on January 17, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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 June 13, 2005PECOS Enrolled

99.15/100

CMS Quality Rating

49 NESCONSET HWY, PORT JEFFERSON STATION, NY 11776(631) 751-3000(631) 509-6559 Get Directions Write a Review

NPPES record last updated: January 17, 2020. Verified against the NPPES registry weekly; last sync: August 16, 2026.

On this page

About William J Li Pera Md NPPES

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

WILLIAM J LI PERA MD (NPI 1932103330) is an individual hematology & oncology provider in Port Jefferson Station, New York, licensed in New York (156944) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1932103330

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameWILLIAM J LI PERACredential: MD

Location Address49 NESCONSET HWYPort Jefferson Station, NY 11776-2628

Mailing Address1500 Route 112 Bldg 4Port Jefferson Station, NY 11776-8055 · (631) 751-0000 · Fax (631) 509-6559

Phone(631) 751-3000

Fax(631) 509-6559

Sole ProprietorNo

Enumeration DateJune 13, 2005

Last NPPES UpdateJanuary 17, 2020

✔ NPI 1932103330 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in NY · 156944

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

49 NESCONSET HWY, Port Jefferson Station, NY 11776

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Other Identifiers 1

Medicaid01092768NY

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

William J Li Pera Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11776 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

$203.53 typical visit price

range $67.40 – $203.53

Typical copayment $50.88 (range $16.85 – $50.88)

Most-billed visit code 99205

Established Patient

$117.62 typical visit price

range $21.66 – $164.45

Typical copayment $29.40 (range $5.41 – $41.11)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

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.

99.15/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Promoting Interoperability

Improvement Activities

Referred Medical Equipment & Supplies CMS DME claims 10

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Supplies for maintenance of non-insulin drug infusion catheter, per week (list drugs separately) A4221

DME-Other DME · category DE017N

1 supplier13 claims49 services$18.43 avg. paid by Medicare

Infusion supplies for external drug infusion pump, per cassette or bag (list drugs separately) A4222

DME-Medical/Surgical Supplies · category DA000N

1 supplier13 claims365 services$35.89 avg. paid by Medicare

Ostomy skin barrier, with flange (solid, flexible or accordion), without built-in convexity, 4 x 4 inches or smaller, each A4414

DME-Orthotic Devices · category DF010N

1 supplier11 claims220 services$4.71 avg. paid by Medicare

Ostomy pouch, drainable; for use on barrier with locking flange, with filter (2 piece system), each A4427

DME-Orthotic Devices · category DF010N

1 supplier11 claims220 services$2.44 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

1 supplier28 claims28 services$65.81 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

1 supplier27 claims27 services$36.17 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 12

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

VICTORIA SHKLAR MD

Internal Medicine (Hematology & Oncology)