DR. ROBERT S HENSHAW DDS
NPI 1699824151
Dentist - Periodontics in Portland, OR

NPI Status: Active since January 10, 2007

Contact Information

11786 SW BARNES RD
SUITE 210
PORTLAND, OR
ZIP 97225
Phone: (503) 531-3550
Fax: (503) 531-3560

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  • Individual
  • Male
  • Dentist
  • Periodontics

About ROBERT HENSHAW

This page provides the complete NPI Profile along with additional information for Robert Henshaw, a provider established in Portland, Oregon with a medical specialization in Dentist, focusing in periodontics . The healthcare provider is registered in the NPI registry with number 1699824151 assigned on January 2007. The practitioner's primary taxonomy code is 1223P0300X with license number D7714 (OR). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1699824151
Provider Name
DR. ROBERT S HENSHAW DDS
Gender
Male
Entity Type
Individual
Location Address
11786 SW BARNES RD SUITE 210 PORTLAND, OR 97225
Location Phone
(503) 531-3550
Location Fax
(503) 531-3560
Mailing Address
11786 SW BARNES RD SUITE 210 PORTLAND, OR 97225
Mailing Phone
(503) 531-3550
Mailing Fax
(503) 531-3560
Is Sole Proprietor?
Yes
Enumeration Date
01-10-2007
Last Update Date
07-08-2007
Code Navigator

A dentist like Robert Henshaw is a skilled in and licensed provider that diagnoses and treats problems with patients teeth, gums, and related parts of the mouth. Dentists educate patients on how to take care of the teeth and gums and provide information on diet choices that affect oral health. Dentists must be licensed in the state in which they work.

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

Dentist Periodontics

Taxonomy Code
1223P0300X
Type
Dental Providers
License No.
D7714
License State
OR
Taxonomy Description
That specialty of dentistry which encompasses the prevention, diagnosis and treatment of diseases of the supporting and surrounding tissues of the teeth or their substitutes and the maintenance of the health, function and esthetics of these structures and tissues.

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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 1699824151, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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.

Pos 1
1
Doubled → 2
Pos 2
6
Unchanged
Pos 3
9
Doubled → 18 → 1 + 8
Pos 4
9
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
2
Unchanged
Pos 7
4
Doubled → 8
Pos 8
1
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
Check
1
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 8 → 16 → 7 4 → 8 5 → 10 → 1

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 + 6 + 2 + 8 + 1 + 1 + 0 + 24 = 69

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

The next multiple of ten after 69 is 70. The difference is the calculated check digit.

70 - 69 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1699824151.

Other Providers at the Same Location


The following 12 providers are registered at the same or a nearby location.

Dentist (General Practice)
11786 SW BARNES RD, STE 340
PORTLAND, OR 97225
Internal Medicine
11786 SW BARNES RD, STE 270
PORTLAND, OR 97225
Internal Medicine
11786 SW BARNES RD, STE 270
PORTLAND, OR 97225
Dentist (Endodontics)
11786 SW BARNES RD, SUITE 230
PORTLAND, OR 97225
Dentist
11786 SW BARNES RD, STE 320
PORTLAND, OR 97225
Internal Medicine
11786 SW BARNES RD, SUITE 270
PORTLAND, OR 97225
Dentist
11786 SW BARNES RD, SUITE 320
PORTLAND, OR 97225
Dentist
11786 SW BARNES RD, SUITE 360
PORTLAND, OR 97225
Clinic/Center (Dental)
11786 SW BARNES RD, SUITE 340
PORTLAND, OR 97225
Anesthesiology (Pain Medicine)
11786 SW BARNES RD, SUITE 270
PORTLAND, OR 97225
Dentist (General Practice)
11786 SW BARNES RD, SUITE 340
PORTLAND, OR 97225
Dentist (Oral and Maxillofacial Surgery)
11786 SW BARNES RD, SUITE 110
PORTLAND, OR 97225

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1699824151, enumerated as an "individual" on January 10, 2007.

The provider is located at 11786 SW BARNES RD SUITE 210 PORTLAND, OR 97225 and the phone number is (503) 531-3550.

Dentist with taxonomy code 1223P0300X and a focus in Periodontics.