DR. ALEXA ANN YAGER D.O.
NPI 1326438052
Emergency Medicine in Wailuku, HI

NPI Status: Active since February 03, 2015

Contact Information

221 MAHALANI ST
WAILUKU, HI
ZIP 96793
Phone: (808) 244-9056
Fax: (808) 242-2465

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  • Individual
  • Female
  • Years of Experience 12
  • Emergency Medicine
  • Accepts Medicare Approved Payment
  • PECOS Enrolled

About ALEXA YAGER

This page provides the complete NPI Profile along with additional information for Alexa Yager, a provider established in Wailuku, Hawaii with a medical specialization in Emergency Medicine and more than 12 years of experience. The healthcare provider is registered in the NPI registry with number 1326438052 assigned on February 2015. The practitioner's primary taxonomy code is 207P00000X with license number DOS-2768 (HI). The provider is registered as an individual and her NPI record was last updated one year ago. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization.

NPI
1326438052
Provider Name
DR. ALEXA ANN YAGER D.O.
Other Name
DR. ALEXA ANN DIX DO
Other Name Type
Other Name (5)
Gender
Female
Entity Type
Individual
Location Address
221 MAHALANI ST WAILUKU, HI 96793
Location Phone
(808) 244-9056
Location Fax
(808) 242-2465
Mailing Address
221 MAHALANI ST WAILUKU, HI 96793
Mailing Phone
(808) 244-9056
Mailing Fax
(808) 242-2465
Medical School Name
OTHER
Graduation Year
2014
Is Sole Proprietor?
Yes
Enumeration Date
02-03-2015
Last Update Date
08-19-2025
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Location Map

Secondary Locations

  • 939 Caroline St
    Port Angeles, WA 98362
    (360) 417-7000
  • 100 Keokea Pl
    Kula, HI 96790
    (808) 878-1221

Specialty - Primary Taxonomy

The NPI enumerator requires providers to submit at least one taxonomy code. A taxonomy code is a unique 10-character code that describes the healthcare provider type, classification, and the area of specialization. There could be only one primary taxonomy code per NPI record. For individual NPIs the license data is associated to the taxonomy code.

Classification

Emergency Medicine

Taxonomy Code
207P00000X
Type
Allopathic & Osteopathic Physicians
License No.
DOS-2768
License State
HI
Taxonomy Description
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.

Secondary Taxonomies

The provider has reported to the NPI enumerator additional taxonomy codes. Multiple taxonomy codes may represent subspecialties or other areas of specialization the provider maybe licensed to practice.

No. Taxonomy Code Type Classification /
Specialization
License No. (State)
1207P00000XAllopathic & Osteopathic Physicians

Emergency Medicine

60846428 (WA)
2207P00000XAllopathic & Osteopathic Physicians

Emergency Medicine

OS19314 (FL)
3207P00000XAllopathic & Osteopathic Physicians

Emergency Medicine

UO 4288 (FL)

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Medicare Participation & PECOS Enrollment Status

Alexa Yager is registered with Medicare and accepts claims assignment, this means the provider accepts the approved amount for the cost of rendered services as full payment. Participating providers may not charge beneficiaries more than the approved amount for their services. Please keep in mind that beneficiaries still have to pay a coinsurance or copayment amount for a visit or service.

Alexa Yager is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.

What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.

  • Is the provider registered in PECOS? Yes

  • PECOS PAC ID: 8628324621

    What is the PECOS Associate Control ID?
    A PAC ID is a unique 10-digit number assigned to an individual or organization healthcare provider in PECOS. The PAC ID is used to link together all the provider information, like tax identification numbers and organizational names. A PAC ID can be connected to multiple Enrollment IDs if an individual or organization has enrolled in PECOS more than once.

  • PECOS Enrollment ID: I20180705001605, I20230328000822

    What is the Provider Enrollment ID?
    The Enrollment ID is a unique alphanumeric 15-digit code assigned to each new provider's PECOS enrollment application. The Enrollment ID is used to link together all the provider enrollment information like enrollment type, state, provider specialty, and reassignment of benefits.

  • Accepts Medicare Assignment? Yes

    What does it mean "accepts medicare assignment"?
    When a provider accepts Medicare assignment, the provider agrees to be paid directly by Medicare and to accept the payment amount approved by Medicare. Additionally, the provider agrees to not bill patients for more than the Medicare deductible and coinsurance amounts.
    A provider who doesn't accept assignment may charge you up to 15% over the Medicare-approved amount. This is known as the limiting charge. You may have to pay this amount, or it may be covered by another insurer.

  • Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes

  • Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes

  • Eligible to Order or Refer a Home Health Agency (HHA): Yes

  • Eligible to Order or Refer Power Mobility Devices: Yes

Areas of Expertise

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Emergency department visit for life threatening or functioning severity

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.

This service was performed 197 times for 191 patients

Emergency department visit for problem of high severity

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.

This service was performed 356 times for 338 patients

Emergency department visit for problem of mild to moderate severity

An emergency department visit for a mild to moderate issue is when you seek immediate medical attention for a non-life-threatening condition. This could include minor injuries, moderate pain, or illnesses like the flu. During the visit, healthcare professionals assess your condition, provide treatment, and may recommend follow-up care.

This service was performed 12 times for 12 patients

Emergency department visit for problem of moderate severity

An emergency department visit for a problem of moderate severity involves immediate medical attention for issues like minor fractures, burns, or high fever. The healthcare team will assess your condition, provide necessary treatment, and may suggest further tests or admission if required.

This service was performed 83 times for 83 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only

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.

This service was performed 52 times for 52 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $23.12 for a new patient copayment and $26.41 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 96793 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99203

  • Average New Patient Price $92.5
  • Minimum New Patient Price $60.53
  • Maximum New Patient Price $180.05
  • Average New Patient Copayment $23.12
  • Minimum New Patient Copayment $15.13
  • Maximum New Patient Copayment $45.01

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $105.65
  • Minimum Established Patient Price $20.09
  • Maximum Established Patient Price $147.56
  • Average Established Patient Copayment $26.41
  • Minimum Established Patient Copayment $5.02
  • Maximum Established Patient Copayment $36.89

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Alexa Yager is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
MAUI MEMORIAL MEDICAL CENTER221 MAHALANI STREET
WAILUKU, HI 96793
(808) 244-9056Acute Care Hospitals
KULA HOSPITAL100 KEOKEA PLACE
KULA, HI 96790
(808) 878-1221Critical Access Hospitals
OLYMPIC MEDICAL CENTER939 CAROLINE ST
PORT ANGELES, WA 98362
(360) 417-7000Acute Care Hospitals
MULTICARE GOOD SAMARITAN HOSPITAL401 15TH AVENUE SE
PUYALLUP, WA 98372
(253) 697-2102Acute Care Hospitals

Reviews for DR. ALEXA ANN YAGER D.O.

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NPI NPI Number Validation

How NPI Validation Works

The NPI validation process uses the ISO-standard Luhn algorithm, a mathematical "handshake", to ensure that a provider's 10-digit ID is authentic and free of common typing errors.

To verify the NPI 1326438052, we treat the final digit (2) as the Check Digit—the target answer we need to reach. The process begins by taking the first nine digits and adding a constant value of 24, which accounts for the "80840" prefix required for all U.S. health identifiers. We then double every other digit starting from the right and sum the individual digits of those results together. For this specific NPI, that total comes to 58. The final step is to find the difference between that total and the next multiple of ten (60 - 58 = 2).

Digit-by-digit view

Use the first nine digits for the calculation. Starting from the right, double every other digit. The last digit is the check digit and is not part of the calculation.

Pos 1
1
Doubled → 2
Pos 2
3
Unchanged
Pos 3
2
Doubled → 4
Pos 4
6
Unchanged
Pos 5
4
Doubled → 8
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
0
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
2
Target digit
Regular digit Doubled digit Check digit

Step 1: Double every other digit from the right

Starting with the rightmost digit of the first nine digits, double every other value. If doubling creates a two-digit number, add those digits together.

1 → 2 2 → 4 4 → 8 8 → 16 → 7 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

Add the transformed values, the unchanged digits, and the constant 24.

2 + 3 + 4 + 6 + 8 + 3 + 1 + 6 + 0 + 1 + 0 + 24 = 58

Step 3: Find the amount needed to reach the next multiple of 10

The next multiple of ten after 58 is 60. The difference is the calculated check digit.

60 - 58 = 2
This NPI is valid
The calculated check digit is 2, which matches the last digit of 1326438052.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Physical Therapist
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Radiology (Diagnostic Radiology)
221 MAHALANI ST, RADIOLOGY DEPARTMENT
WAILUKU, HI 96793
Specialist
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Radiology (Diagnostic Radiology)
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793
Emergency Medicine
221 MAHALANI ST
WAILUKU, HI 96793

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1326438052, enumerated as an "individual" on February 03, 2015.

The provider is located at 221 MAHALANI ST WAILUKU, HI 96793 and the phone number is (808) 244-9056.

Emergency Medicine with taxonomy code 207P00000X.

Alexa Yager is affiliated with: MAUI MEMORIAL MEDICAL CENTER, KULA HOSPITAL, OLYMPIC MEDICAL CENTER and MULTICARE GOOD SAMARITAN HOSPITAL.