SHERRILL FRANCES SCHAAF PA-C
NPI 1891948113
Physician Assistant - Medical in Tacoma, WA

NPI Status: Active since October 30, 2008

Contact Information

MADIGAN ARMY MEDICAL CTR
FORT LEWIS
TACOMA, WA
ZIP 98431
Phone: (360) 908-2202

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  • Individual
  • Female
  • Physician Assistant
  • Medical

About SHERRILL SCHAAF

This page provides the complete NPI Profile along with additional information for Sherrill Schaaf, a primary care provider established in Tacoma, Washington with a medical specialization in Physician Assistant, focusing in medical . The healthcare provider is registered in the NPI registry with number 1891948113 assigned on October 2008. The practitioner's primary taxonomy code is 363AM0700X with license number NCCPA # 1054894 (TX). The provider is registered as an individual and her NPI record was last updated 18 years ago.

NPI
1891948113
Provider Name
SHERRILL FRANCES SCHAAF PA-C
Gender
Female
Entity Type
Individual
Location Address
MADIGAN ARMY MEDICAL CTR FORT LEWIS TACOMA, WA 98431
Location Phone
(360) 908-2202
Mailing Address
MADIGAN ARMY MEDICAL CTR FORT LEWIS TACOMA, WA 98431
Mailing Phone
(360) 908-2202
Is Sole Proprietor?
Yes
Enumeration Date
10-30-2008
Last Update Date
10-30-2008
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A primary care provider (PCP) like Sherrill Schaaf sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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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

Physician Assistant Medical

Taxonomy Code
363AM0700X
Type
Physician Assistants & Advanced Practice Nursing Providers
License No.
NCCPA # 1054894
License State
TX

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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 1891948113, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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
8
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
1
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
4
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
1
Unchanged
Pos 9
1
Doubled → 2
Check
3
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 9 → 18 → 9 9 → 18 → 9 8 → 16 → 7 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 8 + 1 + 1 + 8 + 4 + 1 + 6 + 1 + 2 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1891948113.

Other Providers at the Same Location


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

Registered Nurse (Diabetes Educator)
MADIGAN ARMY MEDICAL CTR, ENDOCRINE CLINIC
TACOMA, WA 98431
Military Health Care Provider
MADIGAN ARMY MEDICAL CTR
TACOMA, WA 98431
Obstetrics & Gynecology
MADIGAN ARMY MEDICAL CTR, 9040 A REID ST
TACOMA, WA 98431
Physician Assistant
MADIGAN ARMY MEDICAL CTR, 9040 REID ST ATTN: MCHJ-QCR
TACOMA, WA 98431
Physician Assistant
MADIGAN ARMY MEDICAL CTR, 9040 REID ST., ATTN: MCHJ-QCR
TACOMA, WA 98431
Anesthesiology
MADIGAN ARMY MEDICAL CTR, DEPARTMENT OF ANESTHESIA AND OPERATIVE SERVICES
TACOMA, WA 98431
Nurse Anesthetist, Certified Registered
MADIGAN ARMY MEDICAL CTR, BLDG 9040 FITZSIMMONS DR
TACOMA, WA 98431
Social Worker (Clinical)
MADIGAN ARMY MEDICAL CTR, 9040 A REID STREET
TACOMA, WA 98431
Registered Nurse (Administrator)
MADIGAN ARMY MEDICAL CTR, FITZSIMMONS DR
TACOMA, WA 98431
Psychologist (Clinical)
MADIGAN ARMY MEDICAL CTR
TACOMA, WA 98431
Ophthalmology
MADIGAN ARMY MEDICAL CTR, ATTN MCHJ-SOU (COL HANSEN)
TACOMA, WA 98431
Psychiatry & Neurology (Psychiatry)
MADIGAN ARMY MEDICAL CTR
TACOMA, WA 98431
Nurse Practitioner (Family)
MADIGAN ARMY MEDICAL CTR, 9040 REID ST.
TACOMA, WA 98431
Family Medicine
MADIGAN ARMY MEDICAL CTR
TACOMA, WA 98431
Internal Medicine (Nephrology)
MADIGAN ARMY MEDICAL CTR, 9040 REID ST ATTN MCHJ QCR
TACOMA, WA 98431
Physician Assistant
MADIGAN ARMY MEDICAL CTR, 9040A FITZSIMMONS DR
TACOMA, WA 98431
Psychologist (Clinical)
MADIGAN ARMY MEDICAL CTR, BLDG 9040 FITZSIMMONS DR
TACOMA, WA 98431
Military Health Care Provider
MADIGAN ARMY MEDICAL CTR, DEPARTMENT OF PEDIATRICS, MCHJ-P
TACOMA, WA 98431
Social Worker
MADIGAN ARMY MEDICAL CTR, ONCOLOGY CLINIC
TACOMA, WA 98431
Nutritionist (Nutrition, Education)
MADIGAN ARMY MEDICAL CTR
TACOMA, WA 98431

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1891948113, enumerated as an "individual" on October 30, 2008.

The provider is located at MADIGAN ARMY MEDICAL CTR FORT LEWIS TACOMA, WA 98431 and the phone number is (360) 908-2202.

Physician Assistant with taxonomy code 363AM0700X and a focus in Medical.