DR. WILLIAM THIEU M.D., M.S.
NPI 1912273996
Urology in Sacramento, CA

Active since March 24, 2012PECOS EnrolledAccepts Medicare Assignment
80.58/100
CMS Quality Rating
4860 Y ST, SUITE 2200, SACRAMENTO, CA 95817(310) 876-2888 Get Directions Write a Review

NPPES record last updated: November 19, 2014. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Dr. William Thieu M.d., M.s. NPPES

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

DR. WILLIAM THIEU M.D., M.S. (NPI 1912273996) is an individual urology provider in Sacramento, California, licensed in California (1) and active in the NPI registry since March 2012. He is enrolled in Medicare PECOS and is a graduate of University Of California, Davis School Of Medicine (2014).

NPPES Registry Identity

NPI1912273996
Entity TypeIndividualMale
Primary Taxonomy208800000X
Provider Legal NameDR. WILLIAM THIEUCredential: M.D., M.S.
Location Address4860 Y ST, SUITE 2200Sacramento, CA 95817-2307
Mailing Address4860 Y St, Suite 2200Sacramento, CA 95817-2307
Sole ProprietorNo
Medical School CMSUniversity Of California, Davis School Of MedicineGraduated 2014
Enumeration DateMarch 24, 2012
Last NPPES UpdateNovember 19, 2014
NPI 1912273996 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyUrologyAllopathic & Osteopathic Physicians
Taxonomy Code208800000X
License Licensed in CA · 1
Definition
A urologist manages benign and malignant medical and surgical disorders of the genitourinary system and the adrenal gland. This specialist has comprehensive knowledge of and skills in endoscopic, percutaneous and open surgery of congenital and acquired conditions of the urinary and reproductive systems and their contiguous structures.
Also ListedSurgeryTaxonomy 208600000X · License 1 (CA)
4860 Y ST, Sacramento, CA 95817

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. William Thieu M.d., M.s. 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 ID7719318534
PECOS Enrollment IDI20200512001490
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 3

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.
118 services88 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
41 services41 patients
Diagnostic exam of bladder and urethra using an endoscope 52000
This procedure involves using a thin, flexible tube with a light, called an endoscope, to examine the bladder and urethra. It helps in identifying any abnormalities or issues that may be causing discomfort or other symptoms.
28 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 95817 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
$137.20 typical visit price
range $60.44 – $180.85
Typical copayment $34.30 (range $15.11 – $45.21)
Most-billed visit code 99204
Established Patient
$75.03 typical visit price
range $19.88 – $148.15
Typical copayment $18.75 (range $4.97 – $37.03)
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.

80.58/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality67.43
Promoting Interoperability100
Improvement Activities40
Cost46.5

Referred Medical Equipment & Supplies CMS DME claims

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

Intermittent urinary catheter; straight tip, with or without coating (teflon, silicone, silicone elastomer, or hydrophilic, etc.), each A4351
DME-Orthotic Devices · category DF008N
3 suppliers11 claims1,680 services$1.38 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 20

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

Student in an Organized Health Care Education/Training Program
4860 Y ST, SUITE 3850
SACRAMENTO, CA 95817
Internal Medicine
4860 Y ST, SUITE 0101
SACRAMENTO, CA 95817
Internal Medicine
4860 Y ST, SUITE 0100
SACRAMENTO, CA 95817
Physical Medicine & Rehabilitation
4860 Y ST, SUITE 3850
SACRAMENTO, CA 95817
Obstetrics & Gynecology
4860 Y ST
SACRAMENTO, CA 95817
General Acute Care Hospital
4860 Y ST
SACRAMENTO, CA 95817
Obstetrics & Gynecology (Maternal & Fetal Medicine)
4860 Y ST
SACRAMENTO, CA 95817
Internal Medicine (Cardiovascular Disease)
4860 Y ST, SUITE 2820
SACRAMENTO, CA 95817

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 Thieu's NPI number?

The NPI number for William Thieu is 1912273996. It was assigned to this individual provider in the NPPES registry on March 24, 2012.

Where is William Thieu located?

William Thieu practices at 4860 Y St Suite 2200, Sacramento, CA 95817. The listed phone number is (310) 876-2888.

What is William Thieu's specialty?

The primary specialty registered for this NPI is Urology with taxonomy code 208800000X.

Is William Thieu enrolled in Medicare?

Yes. William Thieu 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 William Thieu was last updated on November 19, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.