DR. IRIS C GIBBS MD
NPI 1407994429
Radiology - Radiation Oncology in Palo Alto, CA

Active since February 02, 2007PECOS EnrolledAccepts Medicare Assignment
76.5/100
CMS Quality Rating
875 BLAKE WILBUR DR, MC 5847, PALO ALTO, CA 94304(650) 723-6171(650) 725-8231 Get Directions Write a Review

NPPES record last updated: December 12, 2013. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Dr. Iris C Gibbs Md NPPES

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

DR. IRIS C GIBBS MD (NPI 1407994429) is an individual radiation oncology provider in Palo Alto, California, licensed in California (A61589) and active in the NPI registry since February 2007. She is enrolled in Medicare PECOS and is a graduate of Stanford University School Of Medicine (1995).

NPPES Registry Identity

NPI1407994429
Entity TypeIndividualFemale
Primary Taxonomy2085R0001X
Provider Legal NameDR. IRIS C GIBBSCredential: MD
Location Address875 BLAKE WILBUR DR, MC 5847Palo Alto, CA 94304-2205
Mailing Address875 Blake Wilbur Drive, Room G222aStanford, CA 94305-5847 · (650) 723-6171 · Fax (650) 725-8231
Fax(650) 725-8231
Sole ProprietorNo
Medical School CMSStanford University School Of MedicineGraduated 1995
Enumeration DateFebruary 2, 2007
Last NPPES UpdateDecember 12, 2013
NPI 1407994429 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License Licensed in CA · A61589
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.
Also ListedRadiology · Therapeutic RadiologyTaxonomy 2085R0203X · License A61589 (CA)
875 BLAKE WILBUR DR, Palo Alto, CA 94304

Other Identifiers 3

Medicare UPINH14847CA
Medicare ID-Type Unspecified00A615890CA · Medicare
Medicaid00A615890CA

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. Iris C Gibbs Md 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 ID3173684842
PECOS Enrollment IDI20081212000723
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 2

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.

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.
41 services11 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.
34 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94304 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 20

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

Radiology (Radiation Oncology)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Student in an Organized Health Care Education/Training Program
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Registered Nurse (Ambulatory Care)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Internal Medicine (Medical Oncology)
875 BLAKE WILBUR DR, THORACIC ONCOLOGY, CANCER CENTER
PALO ALTO, CA 94304
Radiology (Radiation Oncology)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Nurse Practitioner
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Nurse Practitioner
875 BLAKE WILBUR DR
PALO ALTO, CA 94304
Registered Nurse (Oncology)
875 BLAKE WILBUR DR
PALO ALTO, CA 94304

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 Iris Gibbs's NPI number?

The NPI number for Iris Gibbs is 1407994429. It was assigned to this individual provider in the NPPES registry on February 2, 2007.

Where is Iris Gibbs located?

Iris Gibbs practices at 875 Blake Wilbur Dr Mc 5847, Palo Alto, CA 94304. The listed phone number is (650) 723-6171.

What is Iris Gibbs's specialty?

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

Is Iris Gibbs enrolled in Medicare?

Yes. Iris Gibbs 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 Iris Gibbs was last updated on December 12, 2013. NPI Profile syncs with the weekly NPPES data releases published by CMS.