DR. WILLIAM J PAO MD
NPI 1447293931
Radiology - Radiation Oncology in Grafton, WI

Active since June 13, 2006PECOS Enrolled
975 PORT WASHINGTON RD, GRAFTON, WI 53024(262) 329-5000 Get Directions Write a Review

NPPES record last updated: September 20, 2023. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. William J Pao Md NPPES

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

DR. WILLIAM J PAO MD (NPI 1447293931) is an individual radiation oncology provider in Grafton, Wisconsin, licensed in Wisconsin (30607-20) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1447293931
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. WILLIAM J PAOCredential: MD
Location Address975 PORT WASHINGTON RDGrafton, WI 53024-9201
Mailing Address11516 N Port Washington Rd Ste 107Mequon, WI 53092-3478 · (262) 241-5040
Sole ProprietorNo
Enumeration DateJune 13, 2006
Last NPPES UpdateSeptember 20, 2023
NPPES CertifiedSeptember 20, 2023
NPI 1447293931 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License Licensed in WI · 30607-20
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
975 PORT WASHINGTON RD, Grafton, WI 53024

Other Identifiers 1

Medicaid31524600WI

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare (PECOS)

Dr. William J Pao 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.

Areas of Expertise CMS Part B claims 14

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.

Ct guidance for insertion of radiation therapy fields 77014
CT guidance for insertion of radiation therapy fields involves using a CT scan to accurately map the area of your body where radiation will be applied. This ensures the radiation targets only the necessary area, minimizing impact to healthy tissues.
350 services20 patients
Stereoscopic x-ray guidance for localization of target volume for the delivery of radiation therapy G6002
Stereoscopic x-ray guidance is a technique used in radiation therapy. It involves taking multiple X-ray images from different angles to create a 3D picture of the area to be treated. This helps accurately pinpoint the exact location for radiation delivery, ensuring the therapy is as effective as possible.
123 services12 patients
Radiation treatment management, 5 treatment sessions 77427
Radiation treatment management involves a series of 5 sessions where targeted radiation is used to destroy or shrink cancer cells in your body. Each session is carefully planned to maximize effectiveness while minimizing harm to healthy tissues. You may experience side effects which will be closely monitored and managed for your comfort.
106 services34 patients
Calculation of radiation therapy dose 77300
Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.
82 services27 patients
Design and construction of complex radiation treatment device 77334
The design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.
51 services19 patients
New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205
This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.
42 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53024 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
$163.24 typical visit price
range $53.90 – $163.24
Typical copayment $40.81 (range $13.47 – $40.81)
Most-billed visit code 99205
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
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.

Physical Therapist
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Nurse Practitioner (Acute Care)
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Pharmacist
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Physician Assistant
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Internal Medicine (Interventional Cardiology)
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Nurse Practitioner
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Hospitalist
975 PORT WASHINGTON RD
GRAFTON, WI 53024
Speech-Language Pathologist
975 PORT WASHINGTON RD
GRAFTON, WI 53024

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 Pao's NPI number?

The NPI number for William Pao is 1447293931. It was assigned to this individual provider in the NPPES registry on June 13, 2006.

Where is William Pao located?

William Pao practices at 975 Port Washington Rd, Grafton, WI 53024. The listed phone number is (262) 329-5000.

What is William Pao's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is William Pao enrolled in Medicare?

Yes. William Pao is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Pao was last updated on September 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.