TOM WILLIM, PA-C PLLC
NPI 1043098783
Allergy & Immunology - Allergy in Chandler, AZ

NPI Status: Active since September 14, 2023

Contact Information

2425 S STEARMAN DR STE 210
CHANDLER, AZ
ZIP 85286
Phone: (480) 999-2559

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  • Organization
  • Allergy & Immunology
  • Allergy

About TOM WILLIM, PA-C PLLC

This page provides the complete NPI Profile along with additional information for Tom Willim, Pa-c Pllc, a provider established in Chandler, Arizona operating as a Allergy & Immunology, focusing in allergy . The healthcare provider is registered in the NPI registry with number 1043098783 assigned on September 2023. The practitioner's primary taxonomy code is 207KA0200X. The provider is registered as an organization and their NPI record was last updated 3 years ago. 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 Thomas Willim Pa-c (Owner)

NPI
1043098783
Provider Name
TOM WILLIM, PA-C PLLC
Entity Type
Organization
Location Address
2425 S STEARMAN DR STE 210 CHANDLER, AZ 85286
Location Phone
(480) 999-2559
Mailing Address
16122 E GLENEAGLE DR FOUNTAIN HILLS, AZ 85268
Mailing Phone
(602) 717-1954
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
09-14-2023
Last Update Date
11-30-2023
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Location Map

Secondary Locations

  • 16733 E Palisades Blvd Ste 106
    Fountain Hills, AZ 85268
    (480) 999-2559
  • 1780 N State Route 89
    Chino Valley, AZ 86323
    (480) 999-2559

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

Allergy & Immunology Allergy

Taxonomy Code
207KA0200X
Type
Allopathic & Osteopathic Physicians
Taxonomy Description
A physician who specializes in the diagnosis, treatment, and management of allergies. Source: National Uniform Claim Committee

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

THOMAS WILLIM PA-C

Authorized Official Title
OWNER
Authorized Official Phone
(480) 999-2559

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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 1043098783, we treat the final digit (3) 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 67. The final step is to find the difference between that total and the next multiple of ten (70 - 67 = 3).

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

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 8 + 3 + 0 + 9 + 1 + 6 + 7 + 1 + 6 + 24 = 67

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

The next multiple of ten after 67 is 70. The difference is the calculated check digit.

70 - 67 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1043098783.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1043098783, enumerated as an "organization" on September 14, 2023.

The provider is located at 2425 S STEARMAN DR STE 210 CHANDLER, AZ 85286 and the phone number is (480) 999-2559.

Allergy & Immunology with taxonomy code 207KA0200X and a focus in Allergy.