DR. MARK PETER BLAIR D.P.M.
NPI 1982632097
Podiatrist in Laguna Niguel, CA

NPI Status: Active since June 29, 2006

Contact Information

24042 PASEO DEL CAMPO
LAGUNA NIGUEL, CA
ZIP 92677
Phone: (949) 218-3536
Fax: (949) 218-3536

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  • Individual
  • Male
  • Podiatrist

About MARK BLAIR

This page provides the complete NPI Profile along with additional information for Mark Blair, a provider established in Laguna Niguel, California with a medical specialization in Podiatrist. The healthcare provider is registered in the NPI registry with number 1982632097 assigned on June 2006. The practitioner's primary taxonomy code is 213E00000X with license number E2472 (CA). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1982632097
Provider Name
DR. MARK PETER BLAIR D.P.M.
Gender
Male
Entity Type
Individual
Location Address
24042 PASEO DEL CAMPO LAGUNA NIGUEL, CA 92677
Location Phone
(949) 218-3536
Location Fax
(949) 218-3536
Mailing Address
24042 PASEO DEL CAMPO LAGUNA NIGUEL, CA 92677
Mailing Phone
(949) 218-3536
Mailing Fax
(949) 218-3536
Is Sole Proprietor?
No
Enumeration Date
06-29-2006
Last Update Date
09-11-2025
Code Navigator

A podiatrist like Mark Blair provides medical and surgical care for people with foot, ankle, and lower leg issues. Podiatrists treat foot and ankle ailments like calluses, ingrown toenails, heel spurs, arthritis, congenital foot deformities, foot problems associated with diabetes and arch problems.

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

Podiatrist

Taxonomy Code
213E00000X
Type
Podiatric Medicine & Surgery Service Providers
License No.
E2472
License State
CA
Taxonomy Description
A podiatrist is a person qualified by a Doctor of Podiatric Medicine (D.P.M.) degree, licensed by the state, and practicing within the scope of that license. Podiatrists diagnose and treat foot diseases and deformities. They perform medical, surgical and other operative procedures, prescribe corrective devices and prescribe and administer drugs and physical therapy.

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)
1213ES0103XPodiatric Medicine & Surgery Service Providers

Podiatrist
Foot & Ankle Surgery

E2472 (CA)

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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 1982632097, we treat the final digit (7) 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 63. The final step is to find the difference between that total and the next multiple of ten (70 - 63 = 7).

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
9
Unchanged
Pos 3
8
Doubled → 16 → 1 + 6
Pos 4
2
Unchanged
Pos 5
6
Doubled → 12 → 1 + 2
Pos 6
3
Unchanged
Pos 7
2
Doubled → 4
Pos 8
0
Unchanged
Pos 9
9
Doubled → 18 → 1 + 8
Check
7
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 6 → 12 → 3 2 → 4 9 → 18 → 9

Step 2: Add all digits plus the NPI constant

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

2 + 9 + 1 + 6 + 2 + 1 + 2 + 3 + 4 + 0 + 1 + 8 + 24 = 63

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

The next multiple of ten after 63 is 70. The difference is the calculated check digit.

70 - 63 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1982632097.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1982632097, enumerated as an "individual" on June 29, 2006.

The provider is located at 24042 PASEO DEL CAMPO LAGUNA NIGUEL, CA 92677 and the phone number is (949) 218-3536.

Podiatrist with taxonomy code 213E00000X.