DR. TOM M GILLIS M.D.
NPI 1588965693
Specialist in Scottsdale, AZ

NPI Status: Active since November 04, 2010

Contact Information

20701 N SCOTTSDALE RD
UNIT 107 SUITE 196
SCOTTSDALE, AZ
ZIP 85255
Phone: (480) 247-6301
Fax: (480) 247-6301

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  • Individual
  • Male
  • Specialist

About TOM GILLIS

This page provides the complete NPI Profile along with additional information for Tom Gillis, a provider established in Scottsdale, Arizona with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1588965693 assigned on November 2010. The practitioner's primary taxonomy code is 174400000X with license number 35983 (AZ). The provider is registered as an individual and his NPI record was last updated 16 years ago.

NPI
1588965693
Provider Name
DR. TOM M GILLIS M.D.
Gender
Male
Entity Type
Individual
Location Address
20701 N SCOTTSDALE RD UNIT 107 SUITE 196 SCOTTSDALE, AZ 85255
Location Phone
(480) 247-6301
Location Fax
(480) 247-6301
Mailing Address
20701 N SCOTTSDALE RD UNIT 107 SUITE 196 SCOTTSDALE, AZ 85255
Mailing Phone
(480) 247-6301
Mailing Fax
(480) 247-6301
Is Sole Proprietor?
Yes
Enumeration Date
11-04-2010
Last Update Date
11-04-2010
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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

Specialist

Taxonomy Code
174400000X
Type
Other Service Providers
License No.
35983
License State
AZ
Taxonomy Description
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Insurance Plans Accepted

According to publicly available information the provider might be accepting the following health plans from these health insurance companies:

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.

*Please verify directly with this provider to make sure your insurance plan is currently accepted.

Additional Identifiers

The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.

Identifier Type / Code Identifier State Identifier Issuer
35983OTHER (01)AZARIZONA MEDICAL BOARD

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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 1588965693, 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 77. The final step is to find the difference between that total and the next multiple of ten (80 - 77 = 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
5
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
8
Unchanged
Pos 5
9
Doubled → 18 → 1 + 8
Pos 6
6
Unchanged
Pos 7
5
Doubled → 10 → 1 + 0
Pos 8
6
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
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 8 → 16 → 7 9 → 18 → 9 5 → 10 → 1 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 1 + 6 + 8 + 1 + 8 + 6 + 1 + 0 + 6 + 1 + 8 + 24 = 77

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

The next multiple of ten after 77 is 80. The difference is the calculated check digit.

80 - 77 = 3
This NPI is valid
The calculated check digit is 3, which matches the last digit of 1588965693.

Other Providers at the Same Location


The following 6 providers are registered at the same or a nearby location.

Radiology (Diagnostic Radiology)
20701 N SCOTTSDALE RD, #107-499
SCOTTSDALE, AZ 85255
In Home Supportive Care
20701 N SCOTTSDALE RD, STE107-287
SCOTTSDALE, AZ 85255
Radiology (Diagnostic Radiology)
20701 N SCOTTSDALE RD, #107240
SCOTTSDALE, AZ 85255
Radiology (Diagnostic Radiology)
20701 N SCOTTSDALE RD, #107-240
SCOTTSDALE, AZ 85255
Nurse Practitioner (Acute Care)
20701 N SCOTTSDALE RD
SCOTTSDALE, AZ 85255
Nurse Practitioner (Family)
20701 N SCOTTSDALE RD, STE 107-601
SCOTTSDALE, AZ 85255

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1588965693, enumerated as an "individual" on November 04, 2010.

The provider is located at 20701 N SCOTTSDALE RD UNIT 107 SUITE 196 SCOTTSDALE, AZ 85255 and the phone number is (480) 247-6301.

Specialist with taxonomy code 174400000X.

The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.