MR. DAN W REIFF PH.D.
NPI 1184779845
Nutritionist in Mercer Island, WA
NPI Status: Active since January 24, 2007
Contact Information
9725 SE 36TH ST
SUITE 301
MERCER ISLAND, WA
ZIP 98040
Phone: (206) 232-8404
- Individual
- Male
- Nutritionist
- Accepts Insurance
About DAN REIFF
This page provides the complete NPI Profile along with additional information for Dan Reiff, a provider established in Mercer Island, Washington with a medical specialization in Nutritionist. The healthcare provider is registered in the NPI registry with number 1184779845 assigned on January 2007. The practitioner's primary taxonomy code is 133N00000X with license number NU00000947 (WA). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1184779845
- Provider Name
- MR. DAN W REIFF PH.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 9725 SE 36TH ST SUITE 301 MERCER ISLAND, WA 98040
- Location Phone
- (206) 232-8404
- Mailing Address
- 9725 SE 36TH ST SUITE 301 MERCER ISLAND, WA 98040
- Mailing Phone
- (206) 232-8404
- Is Sole Proprietor?
- Yes
- Enumeration Date
- 01-24-2007
- Last Update Date
- 09-11-2025
- 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
Nutritionist
- Taxonomy Code
- 133N00000X
- Type
- Dietary & Nutritional Service Providers
- License No.
- NU00000947
- License State
- WA
- Taxonomy Description
- A specialist in adapting and applying food and nutrient knowledge to the solution of food and nutritional problems, the control of disease, and the promotion of health. Nutritionists perform research, instruct groups and individuals about nutritional requirements, and assist people in developing meal patterns that meet their nutritional needs; (2) A nutritionist is someone who has completed undergraduate and/or graduate training in the discipline of nutrition without necessarily meeting the academic and experience requirements to qualify for the Registered Dietitian designation.
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) |
|---|---|---|---|---|
| 1 | 101YM0800X | Behavioral Health & Social Service Providers | Counselor | LH00009322 (WA) |
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
- Core Bronze HSA 10600 - EPO
- Core Bronze HSA 7500 - EPO
- Core Bronze HSA 8300 - EPO
- Core Gold 1500 - EPO
- Core Gold 3000 - EPO
- Core Silver 3500 - EPO
- Core Silver 4500 - EPO
- Core Silver 5000 - EPO
- Core Silver 7500 - EPO
- Core Standard Expanded Bronze HSA - EPO
- Core Standard Gold - EPO
- Core Standard Silver - EPO
- PacificSource Oregon Standard Bronze HSA Plan Core - EPO
- PacificSource Oregon Standard Gold Plan Core - EPO
- PacificSource Oregon Standard Silver Plan Core - EPO
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
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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 1184779845, 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 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.
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 75 is 80. The difference is the calculated check digit.
Other Providers at the Same Location
The following 9 providers are registered at the same or a nearby location.
MERCER ISLAND, WA 98040
MERCER ISLAND, WA 98040
MERCER ISLAND, WA 98040
MERCER ISLAND, WA 98040
MERCER ISLAND, WA 98040
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1184779845, enumerated as an "individual" on January 24, 2007.
The provider is located at 9725 SE 36TH ST SUITE 301 MERCER ISLAND, WA 98040 and the phone number is (206) 232-8404.
Nutritionist with taxonomy code 133N00000X.
The provider might be accepting Accepts: PacificSource Health Plans. Please consult your insurance carrier or call the provider to verify.
