NANCY DOREEN HOLBROOK
NPI 1285571141
Massage Therapist in Olympia, WA
NPI Status: Active since April 30, 2026
Contact Information
PO BOX 257
PMB 10960
OLYMPIA, WA
ZIP 98507
Phone: (253) 527-9826
- Individual
- Female
- Massage Therapist
About NANCY HOLBROOK
This page provides the complete NPI Profile along with additional information for Nancy Holbrook, a provider established in Olympia, Washington with a medical specialization in Massage Therapist. The healthcare provider is registered in the NPI registry with number 1285571141 assigned on April 2026. The practitioner's primary taxonomy code is 225700000X with license number MA61170018 (WA). The provider is registered as an individual and her NPI record was last updated April 2026.
- NPI
- 1285571141
- Provider Name
- NANCY DOREEN HOLBROOK
- Gender
- Female
- Entity Type
- Individual
- Location Address
- PO BOX 257 PMB 10960 OLYMPIA, WA 98507
- Location Phone
- (253) 527-9826
- Mailing Address
- PO BOX 257 PMB 10960 OLYMPIA, WA 98507
- Mailing Phone
- (253) 527-9826
- Is Sole Proprietor?
- No
- Enumeration Date
- 04-30-2026
- Last Update Date
- 04-30-2026
- Code Navigator
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
Massage Therapist
- Taxonomy Code
- 225700000X
- Type
- Respiratory, Developmental, Rehabilitative and Restorative Service Providers
- License No.
- MA61170018
- License State
- WA
- Taxonomy Description
- An individual trained in the manipulation of tissues (as by rubbing, stroking, kneading, or tapping) with the hand or an instrument for remedial or hygienic purposes.
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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 1285571141, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 59 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 8 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1285571141, enumerated as an "individual" on April 30, 2026.
The provider is located at PO BOX 257 PMB 10960 OLYMPIA, WA 98507 and the phone number is (253) 527-9826.
Massage Therapist with taxonomy code 225700000X.
