WILLIAM W. EGELSTON DPM
NPI 1447338017
Podiatrist in Modesto, CA

NPI Status: Active since November 01, 2006

Contact Information

4601 DALE RD
MODESTO, CA
ZIP 95356
Phone: (209) 557-1000

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  • Individual
  • Male
  • Podiatrist

About WILLIAM EGELSTON

This page provides the complete NPI Profile along with additional information for William Egelston, a provider established in Modesto, California with a medical specialization in Podiatrist. The healthcare provider is registered in the NPI registry with number 1447338017 assigned on November 2006. The practitioner's primary taxonomy code is 213E00000X with license number E2300 (CA). The provider is registered as an individual and his NPI record was last updated 19 years ago.

NPI
1447338017
Provider Name
WILLIAM W. EGELSTON DPM
Gender
Male
Entity Type
Individual
Location Address
4601 DALE RD MODESTO, CA 95356
Location Phone
(209) 557-1000
Mailing Address
1800 HARRISON ST FL 7 OAKLAND, CA 94612
Mailing Phone
(510) 625-6262
Is Sole Proprietor?
No
Enumeration Date
11-01-2006
Last Update Date
07-08-2007
Code Navigator

A podiatrist like William Egelston 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.
E2300
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.

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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 1447338017, 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
4
Unchanged
Pos 3
4
Doubled → 8
Pos 4
7
Unchanged
Pos 5
3
Doubled → 6
Pos 6
3
Unchanged
Pos 7
8
Doubled → 16 → 1 + 6
Pos 8
0
Unchanged
Pos 9
1
Doubled → 2
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 4 → 8 3 → 6 8 → 16 → 7 1 → 2

Step 2: Add all digits plus the NPI constant

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

2 + 4 + 8 + 7 + 6 + 3 + 1 + 6 + 0 + 2 + 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 1447338017.

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Urology
4601 DALE RD, MODESTO
MODESTO, CA 95356
Internal Medicine
4601 DALE RD
MODESTO, CA 95356
Hospitalist
4601 DALE RD
MODESTO, CA 95356
Family Medicine
4601 DALE RD
MODESTO, CA 95356
Family Medicine
4601 DALE RD
MODESTO, CA 95356
Pediatrics
4601 DALE RD
MODESTO, CA 95356
Pediatrics
4601 DALE RD
MODESTO, CA 95356
Radiology (Diagnostic Radiology)
4601 DALE RD
MODESTO, CA 95356
Pediatrics
4601 DALE RD
MODESTO, CA 95356
Psychiatry & Neurology (Psychiatry)
4601 DALE RD
MODESTO, CA 95356
Urology
4601 DALE RD
MODESTO, CA 95356
Preventive Medicine (Occupational Medicine)
4601 DALE RD
MODESTO, CA 95356
Family Medicine
4601 DALE RD
MODESTO, CA 95356
Internal Medicine (Cardiovascular Disease)
4601 DALE RD
MODESTO, CA 95356
Pharmacist
4601 DALE RD
MODESTO, CA 95356
Psychiatry & Neurology (Child & Adolescent Psychiatry)
4601 DALE RD
MODESTO, CA 95356
Physical Therapy Assistant
4601 DALE RD
MODESTO, CA 95356
Pain Medicine (Pain Medicine)
4601 DALE RD
MODESTO, CA 95356
Ophthalmology
4601 DALE RD
MODESTO, CA 95356
Genetic Counselor, MS
4601 DALE RD
MODESTO, CA 95356

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1447338017, enumerated as an "individual" on November 01, 2006.

The provider is located at 4601 DALE RD MODESTO, CA 95356 and the phone number is (209) 557-1000.

Podiatrist with taxonomy code 213E00000X.