NATHAN REH ENOKI MD
NPI 1699946715
Orthopaedic Surgery - Hand Surgery in Clackamas, OR

NPI Status: Active since March 17, 2008

Contact Information

10121 SE SUNNYSIDE RD STE 235
CLACKAMAS, OR
ZIP 97015
Phone: (503) 961-8587
Fax: (503) 305-7425

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  • Individual
  • Male
  • Orthopaedic Surgery
  • Hand Surgery

About NATHAN ENOKI

This page provides the complete NPI Profile along with additional information for Nathan Enoki, a provider established in Clackamas, Oregon with a medical specialization in Orthopaedic Surgery, focusing in hand surgery . The healthcare provider is registered in the NPI registry with number 1699946715 assigned on March 2008. The practitioner's primary taxonomy code is 207XS0106X with license number MD60184324 (WA). The provider is registered as an individual and his NPI record was last updated February 2026.

NPI
1699946715
Provider Name
NATHAN REH ENOKI MD
Gender
Male
Entity Type
Individual
Location Address
10121 SE SUNNYSIDE RD STE 235 CLACKAMAS, OR 97015
Location Phone
(503) 961-8587
Location Fax
(503) 305-7425
Mailing Address
10121 SE SUNNYSIDE RD STE 235 CLACKAMAS, OR 97015
Mailing Phone
(503) 961-8587
Mailing Fax
(503) 305-7425
Is Sole Proprietor?
Yes
Enumeration Date
03-17-2008
Last Update Date
02-04-2026
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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

Orthopaedic Surgery Hand Surgery

Taxonomy Code
207XS0106X
Type
Allopathic & Osteopathic Physicians
License No.
MD60184324
License State
WA
Taxonomy Description
An orthopaedic surgeon trained in the investigation, preservation and restoration by medical, surgical and rehabilitative means of all structures of the upper extremity directly affecting the form and function of the hand and wrist.

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)
1207X00000XAllopathic & Osteopathic Physicians

Orthopaedic Surgery

MD60184324 (WA)

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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 1699946715, 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.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
9
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
4
Unchanged
Pos 7
6
Doubled → 12 → 1 + 2
Pos 8
7
Unchanged
Pos 9
1
Doubled → 2
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 9 → 18 → 9 9 → 18 → 9 6 → 12 → 3 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 6 + 1 + 8 + 9 + 1 + 8 + 4 + 1 + 2 + 7 + 2 + 24 = 75

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.

80 - 75 = 5
This NPI is valid
The calculated check digit is 5, which matches the last digit of 1699946715.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699946715, enumerated as an "individual" on March 17, 2008.

The provider is located at 10121 SE SUNNYSIDE RD STE 235 CLACKAMAS, OR 97015 and the phone number is (503) 961-8587.

Orthopaedic Surgery with taxonomy code 207XS0106X and a focus in Hand Surgery.