ESTELLE I. YAMAKI, M.D., INC., P.S.
NPI 1134242225
Nurse Practitioner - Women's Health in Federal Way, WA

NPI Status: Active since April 06, 2007

Contact Information

2319 SW 320TH ST
FEDERAL WAY, WA
ZIP 98023
Phone: (253) 838-8733
Fax: (253) 927-6911

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  • Organization
  • Nurse Practitioner
  • Women's Health

About ESTELLE I. YAMAKI, M.D., INC., P.S.

This page provides the complete NPI Profile along with additional information for Estelle I. Yamaki, M.d., Inc., P.s., a provider established in Federal Way, Washington operating as a Nurse Practitioner, focusing in women's health . The healthcare provider is registered in the NPI registry with number 1134242225 assigned on April 2007. The practitioner's primary taxonomy code is 363LW0102X. The provider is registered as an organization and their NPI record was last updated 6 years ago. Estelle I. Yamaki, M.d., Inc., P.s. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Mr. Robert H Spaulding (Office Manager)

NPI
1134242225
Provider Name
ESTELLE I. YAMAKI, M.D., INC., P.S.
Entity Type
Organization
Location Address
2319 SW 320TH ST FEDERAL WAY, WA 98023
Location Phone
(253) 838-8733
Location Fax
(253) 927-6911
Mailing Address
2319 SW 320TH ST FEDERAL WAY, WA 98023
Mailing Phone
(253) 838-8733
Mailing Fax
(253) 927-6911
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
04-06-2007
Last Update Date
08-22-2020
Code Navigator

A nurse practitioner (NP) like Estelle I. Yamaki, M.d., Inc., P.s. is an experienced registered nurse with a master’s or doctoral degree and advanced clinical training. Nurse practitioners can work in many different specialties including primary care, pediatrics, cardiology, emergency, women’s health, oncology or geriatrics. Nurse practitioners provide services like physical exams, order laboratory tests, manage diseases, write prescriptions, etc.

Location Map

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

Nurse Practitioner Women's Health

Taxonomy Code
363LW0102X
Type
Physician Assistants & Advanced Practice Nursing Providers

Group Taxonomy 193200000X MULTI-SPECIALTY GROUP

This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

MR. ROBERT H SPAULDING

Authorized Official Title
OFFICE MANAGER
Authorized Official Phone
(253) 838-8733

Reviews for ESTELLE I. YAMAKI, M.D., INC., P.S.

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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 1134242225, we treat the final digit (5) 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 55. The final step is to find the difference between that total and the next multiple of ten (60 - 55 = 5).

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
1
Unchanged
Pos 3
3
Doubled → 6
Pos 4
4
Unchanged
Pos 5
2
Doubled → 4
Pos 6
4
Unchanged
Pos 7
2
Doubled → 4
Pos 8
2
Unchanged
Pos 9
2
Doubled → 4
Check
5
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 3 → 6 2 → 4 2 → 4 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 1 + 6 + 4 + 4 + 4 + 4 + 2 + 4 + 24 = 55

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

The next multiple of ten after 55 is 60. The difference is the calculated check digit.

60 - 55 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1134242225.

Other Providers at the Same Location


The following 5 providers are registered at the same or a nearby location.

Obstetrics & Gynecology (Gynecology)
2319 SW 320TH ST
FEDERAL WAY, WA 98023
Clinic/Center (Birthing)
2319 SW 320TH ST
FEDERAL WAY, WA 98023
Midwife
2319 SW 320TH ST
FEDERAL WAY, WA 98023
Doula
2319 SW 320TH ST
FEDERAL WAY, WA 98023
Doula
2319 SW 320TH ST
FEDERAL WAY, WA 98023

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1134242225, enumerated as an "organization" on April 06, 2007.

The provider is located at 2319 SW 320TH ST FEDERAL WAY, WA 98023 and the phone number is (253) 838-8733.

Nurse Practitioner with taxonomy code 363LW0102X and a focus in Women's Health.