ZACHARY THOMAS WALKER MD
NPI 1821849373
Surgery in Lansing, MI

NPI Status: Active since April 01, 2024

Contact Information

1215 E MICHIGAN AVE
LANSING, MI
ZIP 48912
Phone: (517) 364-1000

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  • Individual
  • Male
  • Surgery

About ZACHARY WALKER

This page provides the complete NPI Profile along with additional information for Zachary Walker, a provider established in Lansing, Michigan with a medical specialization in Surgery. The healthcare provider is registered in the NPI registry with number 1821849373 assigned on April 2024. The practitioner's primary taxonomy code is 208600000X with license number 4351053721 (MI). The provider is registered as an individual and his NPI record was last updated 2 years ago.

NPI
1821849373
Provider Name
ZACHARY THOMAS WALKER MD
Gender
Male
Entity Type
Individual
Location Address
1215 E MICHIGAN AVE LANSING, MI 48912
Location Phone
(517) 364-1000
Mailing Address
1215 E MICHIGAN AVE LANSING, MI 48912
Mailing Phone
(517) 364-5902
Is Sole Proprietor?
No
Enumeration Date
04-01-2024
Last Update Date
07-17-2024
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A surgeon like Zachary Walker treats injuries, diseases, and deformities through surgical operations. A surgeon could correct physical deformities, repair bone and tissue, or perform preventive or elective surgeries. Surgeons also examine patients, perform and interpret diagnostic tests, and provide counsel on preventive healthcare.

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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

Surgery

Taxonomy Code
208600000X
Type
Allopathic & Osteopathic Physicians
License No.
4351053721
License State
MI
Taxonomy Description
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.

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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 1821849373, 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
8
Unchanged
Pos 3
2
Doubled → 4
Pos 4
1
Unchanged
Pos 5
8
Doubled → 16 → 1 + 6
Pos 6
4
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
3
Unchanged
Pos 9
7
Doubled → 14 → 1 + 4
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 2 → 4 8 → 16 → 7 9 → 18 → 9 7 → 14 → 5

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 4 + 1 + 1 + 6 + 4 + 1 + 8 + 3 + 1 + 4 + 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 1821849373.

Other Providers at the Same Location


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

Emergency Medicine
1215 E MICHIGAN AVE
LANSING, MI 48912
Pathology (Anatomic Pathology & Clinical Pathology)
1215 E MICHIGAN AVE, SPARROW HOSPITAL
LANSING, MI 48912
Pathology (Anatomic Pathology & Clinical Pathology)
1215 E MICHIGAN AVE, SPARROW HOSPITAL
LANSING, MI 48912
Pathology (Anatomic Pathology & Clinical Pathology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Anesthesiology
1215 E MICHIGAN AVE
LANSING, MI 48912
Anesthesiology
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Pediatrics (Pediatric Critical Care Medicine)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Radiology (Diagnostic Radiology)
1215 E MICHIGAN AVE
LANSING, MI 48912
Anesthesiology
1215 E MICHIGAN AVE
LANSING, MI 48912

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1821849373, enumerated as an "individual" on April 01, 2024.

The provider is located at 1215 E MICHIGAN AVE LANSING, MI 48912 and the phone number is (517) 364-1000.

Surgery with taxonomy code 208600000X.