HOWARD KEN NAKASHIOYA M.D.
NPI 1144284001
Emergency Medicine in Newport Beach, CA

Active since April 17, 2006PECOS EnrolledAccepts Medicare Assignment
75/100
CMS Quality Rating
ONE HOAG DR, ECU DEPT, NEWPORT BEACH, CA 92663(949) 764-5689(405) 751-3183 Get Directions Write a Review

NPPES record last updated: September 20, 2012. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Howard Ken Nakashioya M.d. NPPES

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

HOWARD KEN NAKASHIOYA M.D. (NPI 1144284001) is an individual emergency medicine provider in Newport Beach, California, licensed in California (G52805) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (1983).

NPPES Registry Identity

NPI1144284001
Entity TypeIndividualMale
Primary Taxonomy207P00000X
Provider Legal NameHOWARD KEN NAKASHIOYACredential: M.D.
Location AddressONE HOAG DR, ECU DEPTNewport Beach, CA 92663-4162
Mailing AddressPo Box 720300Oklahoma City, OK 73172-0300 · (800) 749-4560 · Fax (405) 751-3183
Fax(405) 751-3183
Sole ProprietorNo
Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 1983
Enumeration DateApril 17, 2006
Last NPPES UpdateSeptember 20, 2012
NPI 1144284001 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyEmergency MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207P00000X
License Licensed in CA · G52805
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.

ONE HOAG DR, Newport Beach, CA 92663

Other Identifiers 5

Medicare UPINF18084CA
Other00G528050CA · Blue Shield
Medicaid00G528050670CA
Medicare PINWG52805BCA
Medicaid00G528050CA

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

Howard Ken Nakashioya 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 ID8527020668
PECOS Enrollment IDI20041101000272
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 4

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.

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.
457 services448 patients
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.
358 services318 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.
168 services168 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.
21 services21 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92663 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
$96.36 typical visit price
range $62.96 – $187.60
Typical copayment $24.09 (range $15.74 – $46.90)
Most-billed visit code 99203
Established Patient
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
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.

75/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice

Other Providers at the Same Location NPPES 11

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

Internal Medicine (Critical Care Medicine)
ONE HOAG DR
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT.
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT.
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT
NEWPORT BEACH, CA 92663
Emergency Medicine
ONE HOAG DR, ECU DEPT.
NEWPORT BEACH, CA 92663

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 Howard Nakashioya's NPI number?

The NPI number for Howard Nakashioya is 1144284001. It was assigned to this individual provider in the NPPES registry on April 17, 2006.

Where is Howard Nakashioya located?

Howard Nakashioya practices at One Hoag Dr Ecu Dept, Newport Beach, CA 92663. The listed phone number is (949) 764-5689.

What is Howard Nakashioya's specialty?

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

Is Howard Nakashioya enrolled in Medicare?

Yes. Howard Nakashioya 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 Howard Nakashioya was last updated on September 20, 2012. NPI Profile syncs with the weekly NPPES data releases published by CMS.