DR. BILLY W LOO MD, PHD
NPI 1720167711
Radiology - Radiation Oncology in Stanford, CA

Active since November 02, 2006PECOS EnrolledAccepts Medicare Assignment
76.5/100
CMS Quality Rating
875 BLAKE WILBUR DR, STANFORD RADIATION ONCOLOGY, STANFORD, CA 94305(650) 736-7143 Get Directions Write a Review

NPPES record last updated: July 5, 2013. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. Billy W Loo Md, Phd NPPES

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

DR. BILLY W LOO MD, PHD (NPI 1720167711) is an individual radiation oncology provider in Stanford, California, licensed in California (A76374) and active in the NPI registry since November 2006. He is enrolled in Medicare PECOS and is a graduate of Other (2000).

NPPES Registry Identity

NPI1720167711
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. BILLY W LOOCredential: MD, PHD
Location Address875 BLAKE WILBUR DR, STANFORD RADIATION ONCOLOGYStanford, CA 94305-5847
Mailing Address875 Blake Wilbur Dr, Stanford Radiation OncologyStanford, CA 94305-5847 · (650) 736-7143
Sole ProprietorNo
Medical School CMSOtherGraduated 2000
Enumeration DateNovember 2, 2006
Last NPPES UpdateJuly 5, 2013
NPI 1720167711 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 CA · A76374
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.
875 BLAKE WILBUR DR, Stanford, CA 94305

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

Dr. Billy W Loo Md, Phd 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 ID4284660622
PECOS Enrollment IDI20050715001042
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 11

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.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
69 services51 patients
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.
38 services21 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.
36 services25 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
36 services29 patients
Design and construction of radiation treatment device for high precision radiation therapy 77338
A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.
29 services25 patients
Complex radiation therapy planning 77263
Complex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.
28 services27 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94305 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
$206.04 typical visit price
range $70.37 – $206.04
Typical copayment $51.51 (range $17.59 – $51.51)
Most-billed visit code 99205
Established Patient
$86.56 typical visit price
range $23.96 – $169.60
Typical copayment $21.64 (range $5.99 – $42.40)
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.

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.

76.5/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality74.31
Promoting Interoperability100
Improvement Activities40
Cost43.95

Other Providers at the Same Location NPPES 10

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

Nurse Practitioner
875 BLAKE WILBUR DR, CLINIC D
STANFORD, CA 94305
Physician Assistant (Medical)
875 BLAKE WILBUR DR
STANFORD, CA 94305
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR, CC-G221A
STANFORD, CA 94305
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR
STANFORD, CA 94305
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR
STANFORD, CA 94305
Obstetrics & Gynecology
875 BLAKE WILBUR DR, STANFORD CANCER CENTER
STANFORD, CA 94305
Otolaryngology
875 BLAKE WILBUR DR, CC-2225
STANFORD, CA 94305
Internal Medicine (Medical Oncology)
875 BLAKE WILBUR DR, RM CC2232 MC 6501
STANFORD, CA 94305

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 Billy Loo's NPI number?

The NPI number for Billy Loo is 1720167711. It was assigned to this individual provider in the NPPES registry on November 2, 2006.

Where is Billy Loo located?

Billy Loo practices at 875 Blake Wilbur Dr Stanford Radiation Oncology, Stanford, CA 94305. The listed phone number is (650) 736-7143.

What is Billy Loo's specialty?

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

Is Billy Loo enrolled in Medicare?

Yes. Billy Loo 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 Billy Loo was last updated on July 5, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.