DR. ANDY CHUU MD
NPI 1639565286
Internal Medicine - Nephrology in Fontana, CA

Active since April 10, 2015PECOS EnrolledAccepts Medicare Assignment
79.29/100
CMS Quality Rating
9961 SIERRA AVE, FONTANA, CA 92335(888) 750-0036 Get Directions Write a Review

NPPES record last updated: October 25, 2024. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Oct 2, 2024, Jun 27, 2024, Apr 25, 2024 and 5 more (8 updates tracked since 2018).

About Dr. Andy Chuu Md NPPES

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

DR. ANDY CHUU MD (NPI 1639565286) is an individual nephrology provider in Fontana, California, licensed in California (A193223) and active in the NPI registry since April 2015. He is enrolled in Medicare PECOS and is a graduate of Other (2015).

NPPES Registry Identity

NPI1639565286
Entity TypeIndividualMale
Primary Taxonomy207RN0300X
Provider Legal NameDR. ANDY CHUUCredential: MD
Location Address9961 SIERRA AVEFontana, CA 92335-6720
Mailing Address9961 Sierra AveFontana, CA 92335-6720 · (888) 750-0036
Sole ProprietorNo
Medical School CMSOtherGraduated 2015
Enumeration DateApril 10, 2015
Last NPPES UpdateOctober 25, 20248 updates tracked since enumeration
NPPES CertifiedOctober 14, 2024
NPI 1639565286 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · NephrologyAllopathic & Osteopathic Physicians
Taxonomy Code207RN0300X
Licenses Licensed in CA · A193223 Licensed in MO · 2020013469
Definition
An internist who treats disorders of the kidney, high blood pressure, fluid and mineral balance and dialysis of body wastes when the kidneys do not function. This specialist consults with surgeons about kidney transplantation.
Also ListedInternal MedicineTaxonomy 207R00000X · License A193223 (CA), 2020013469 (MO)
9961 SIERRA AVE, Fontana, CA 92335

Other Identifiers 2

MedicaidCA746426CA
Medicaid200088857MO

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. Andy Chuu 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 ID1658685144
PECOS Enrollment IDI20240627001585
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 92335 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
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
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.

79.29/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality71.46
Promoting Interoperability100
Improvement Activities40
Cost59.51

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
9961 SIERRA AVE, BUILDING 3A
FONTANA, CA 92335
Pediatrics
9961 SIERRA AVE, KAISER PERMANENTE FONTANA - PEDIATRICS
FONTANA, CA 92335
Pharmacist
9961 SIERRA AVE
FONTANA, CA 92335
Dietitian, Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Anesthetist, Certified Registered
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Nurse Practitioner
9961 SIERRA AVE
FONTANA, CA 92335
Family Medicine
9961 SIERRA AVE
FONTANA, CA 92335

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 Andy Chuu's NPI number?

The NPI number for Andy Chuu is 1639565286. It was assigned to this individual provider in the NPPES registry on April 10, 2015.

Where is Andy Chuu located?

Andy Chuu practices at 9961 Sierra Ave, Fontana, CA 92335. The listed phone number is (888) 750-0036.

What is Andy Chuu's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Nephrology, with taxonomy code 207RN0300X.

Is Andy Chuu enrolled in Medicare?

Yes. Andy Chuu 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 Andy Chuu was last updated on October 25, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 months 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.