BEATTY AND COTTAM PLLC
NPI 1447108071
Dentist - Oral and Maxillofacial Surgery in Sammamish, WA

NPI Status: Active since March 19, 2026

Contact Information

22739 SE 29TH ST
SAMMAMISH, WA
ZIP 98075
Phone: (425) 295-7300

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  • Organization
  • Dentist
  • Oral and Maxillofacial Surgery

About BEATTY AND COTTAM PLLC

This page provides the complete NPI Profile along with additional information for Beatty And Cottam Pllc, a provider established in Sammamish, Washington operating as a Dentist, focusing in oral and maxillofacial surgery . The healthcare provider is registered in the NPI registry with number 1447108071 assigned on March 2026. The practitioner's primary taxonomy code is 1223S0112X. The provider is registered as an organization and their NPI record was last updated March 2026. The organization operates as a Single Specialty Group with one or more individual practitioners, all of who practice with the same area of specialization. The authorized official of this NPI record is Sara M Crosby (Practice Administrator)

NPI
1447108071
Provider Name
BEATTY AND COTTAM PLLC
Entity Type
Organization
Location Address
22739 SE 29TH ST SAMMAMISH, WA 98075
Location Phone
(425) 295-7300
Mailing Address
22739 SE 29TH ST SAMMAMISH, WA 98075
Mailing Phone
(425) 295-7300
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
03-19-2026
Last Update Date
03-19-2026
Code Navigator

A dentist like Beatty And Cottam Pllc 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 Oral and Maxillofacial Surgery

Taxonomy Code
1223S0112X
Type
Dental Providers
Taxonomy Description
An oral and maxillofacial surgery dentist specialized in the diagnosis, surgical and adjunctive treatment of diseases, injuries and defects involving both the functional and esthetic aspects of the hard and soft tissues of the oral and maxillofacial region.

Group Taxonomy 193400000X SINGLE SPECIALTY GROUP

This provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.

Authorized Official

The authorized official is the designated individual with the legal authority to make changes to the provider’s official NPI record. For organizations, the authorized official must be a general partner, chairman of the board, CEO, CFO or a direct owner holding at least a 5 percent stake in the medical organization.

Authorized Official Name

SARA M CROSBY

Authorized Official Title
PRACTICE ADMINISTRATOR
Authorized Official Phone
(206) 258-2010

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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 1447108071, 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.

Pos 1
1
Doubled → 2
Pos 2
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
1
Doubled → 2
Pos 6
0
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
0
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 4 → 8 1 → 2 8 → 16 → 7 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 2 + 0 + 1 + 6 + 0 + 1 + 4 + 24 = 59

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.

60 - 59 = 1
This NPI is valid
The calculated check digit is 1, which matches the last digit of 1447108071.

Other Providers at the Same Location


The following 9 providers are registered at the same or a nearby location.

Massage Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Massage Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Massage Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Physical Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Physical Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Physical Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Massage Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Massage Therapist
22739 SE 29TH ST
SAMMAMISH, WA 98075
Durable Medical Equipment & Medical Supplies
22739 SE 29TH ST
SAMMAMISH, WA 98075

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447108071, enumerated as an "organization" on March 19, 2026.

The provider is located at 22739 SE 29TH ST SAMMAMISH, WA 98075 and the phone number is (425) 295-7300.

Dentist with taxonomy code 1223S0112X and a focus in Oral and Maxillofacial Surgery.