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THOMAS SEIJI UMEMOTO M.D
NPI 1477503845
Emergency Medicine in Sun City, AZ

Active since May 10, 2006PECOS EnrolledAccepts Medicare Assignment
94.62/100
CMS Quality Rating
10401 WEST THUNDERBIRD BOULEVARD, SUN CITY, AZ 85351(623) 977-7211 Get Directions Write a Review

NPPES record last updated: January 5, 2016. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Thomas Seiji Umemoto M.d NPPES

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

THOMAS SEIJI UMEMOTO M.D (NPI 1477503845) is an individual emergency medicine provider in Sun City, Arizona, licensed in Arizona (35259) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of New York Medical College (1999).

NPPES Registry Identity

NPI1477503845
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameTHOMAS SEIJI UMEMOTOCredential: M.D
Location Address10401 WEST THUNDERBIRD BOULEVARDSun City, AZ 85351
Mailing Address2100 Powell Street Ste 920Emeryville, CA 94608-1803 · (510) 350-2777
Phone(623) 977-7211
Sole ProprietorNo
Medical School CMSNew York Medical CollegeGraduated 1999
Enumeration DateMay 10, 2006
Last NPPES UpdateJanuary 5, 2016
✔ NPI 1477503845 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
Licenses✔ Licensed in AZ · 35259✔ Licensed in CA · A86503
Definition
An emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department. The emergency physician provides immediate recognition, evaluation, care, stabilization and disposition of a generally diversified population of adult and pediatric patients in response to acute illness and injury.
10401 WEST THUNDERBIRD BOULEVARD, Sun City, AZ 85351
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Other Identifiers 4

Medicaid122377AZ
Medicare ID-Type Unspecified110017AZ
Medicare UPINI12716AZ
Medicare ID-Type Unspecified00A865030CA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Molina Healthcare.Insurance ›

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

Thomas Seiji Umemoto M.d 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 ID6507830759
PECOS Enrollment IDI20040823001488
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 5

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.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 93010
A routine electrocardiogram (ECG) with 12 leads is a simple, non-invasive test that records the electrical activity of your heart. It helps in identifying heart conditions by detecting irregularities in your heart rhythms. The results are interpreted and a report is provided.
192 services181 patients
Emergency department visit with high level of medical decision making 99285
An emergency department visit for severe conditions is when you urgently seek medical help due to serious health issues. These could be severe injuries, breathing problems, unbearable pain, or sudden severe illness. Doctors and nurses will provide immediate care to stabilize your condition.
158 services155 patients
Critical care, first 30-74 minutes 99291
Critical care involves immediate and constant attention by a team of specially-trained health professionals. It's for patients with life-threatening conditions, requiring first 30-74 minutes of intense monitoring and treatment.
119 services113 patients
Emergency department visit with moderate level of medical decision making 99284
An emergency department visit for a high-severity issue means you're experiencing a serious health problem that needs immediate attention. This could be a severe injury, serious illness, or life-threatening condition. Medical professionals will provide urgent care to stabilize your condition.
48 services44 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
42 services42 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85351 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
$85.89 typical visit price
range $55.44 – $168.60
Typical copayment $21.47 (range $13.86 – $42.15)
Most-billed visit code 99203
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

94.62/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality76.67
Improvement Activities40
Cost97.14

Other Providers at the Same Location NPPES 6

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

MICHAEL J PREBIL P.A
Physician Assistant
10401 WEST THUNDERBIRD BOULEVARD
SUN CITY, AZ 85351
Maricopa County (623) 977-7211
GARY M. SOLLARS M.D. F.A.C.E.P.
Emergency Medicine
10401 WEST THUNDERBIRD BOULEVARD
SUN CITY, CA 85351
Maricopa County (623) 977-7211
ROBERT PLASS M.D
Emergency Medicine
10401 WEST THUNDERBIRD BOULEVARD
SUN CITY, AZ 85351
Maricopa County (623) 977-7211
KENNETH STEVEN MOORE M.D
Emergency Medicine
10401 WEST THUNDERBIRD BOULEVARD
SUN CITY, AZ 85351
Maricopa County (623) 977-7211
JOHN WILLIAM LOEWEN M.D
Emergency Medicine
10401 WEST THUNDERBIRD BOULEVARD
SUN CITY, AZ 85351
Maricopa County (623) 977-7211
HOWARD IAN FRIEDMAN M.D
Emergency Medicine
10401 WEST THUNDERBIRD BOULEVARD
SUN CITY, AZ 85351
Maricopa County (623) 977-7211

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 Thomas Umemoto's NPI number?

The NPI number for Thomas Umemoto is 1477503845. It was assigned to this individual provider in the NPPES registry on May 10, 2006.

Where is Thomas Umemoto located?

Thomas Umemoto practices at 10401 West Thunderbird Boulevard, Sun City, AZ 85351. The listed phone number is (623) 977-7211.

What is Thomas Umemoto's specialty?

The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.

Is Thomas Umemoto enrolled in Medicare?

Yes. Thomas Umemoto 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.

What insurance does Thomas Umemoto accept?

Health plans from Molina Healthcare list Thomas Umemoto as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Thomas Umemoto was last updated on January 5, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.