MATTHEW MCKNIGHT DPM, PC
NPI 1356512057
Podiatrist - Foot & Ankle Surgery in Grinnell, IA

NPI Status: Active since March 20, 2008

Contact Information

202 4TH AVE
GRINNELL, IA
ZIP 50112
Phone: (641) 236-2008
Fax: (641) 236-2031

Get Directions Write a Review

  • Organization
  • Podiatrist
  • Foot & Ankle Surgery
  • Accepts Insurance

About MATTHEW MCKNIGHT DPM, PC

This page provides the complete NPI Profile along with additional information for Matthew Mcknight Dpm, Pc, a provider established in Grinnell, Iowa operating as a Podiatrist, focusing in foot & ankle surgery . The healthcare provider is registered in the NPI registry with number 1356512057 assigned on March 2008. The practitioner's primary taxonomy code is 213ES0103X with license number 00737 (IA). The provider is registered as an organization and their NPI record was last updated one year 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 provider's . The authorized official of this NPI record is Mr. Matthew C Mcknight Dpm (Physician)

NPI
1356512057
Provider Legal Name
MATTHEW MCKNIGHT DPM, PC
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
202 4TH AVE GRINNELL, IA 50112
Location Phone
(641) 236-2008
Location Fax
(641) 236-2031
Mailing Address
202 4TH AVE GRINNELL, IA 50112
Mailing Phone
(641) 236-2008
Mailing Fax
(641) 236-2031
Is Sole Proprietor?
No
Is Organization Subpart?
Yes
Enumeration Date
03-20-2008
Last Update Date
12-08-2025
Code Navigator

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 Foot & Ankle Surgery

Taxonomy Code
213ES0103X
Type
Podiatric Medicine & Surgery Service Providers
License No.
00737
License State
IA

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.

Insurance Plans Accepted

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

  • Inspire by Medica Bronze $0 Copay PCP Visits - EPO
  • Inspire by Medica Bronze Share - EPO
  • Inspire by Medica Expanded Bronze Standard - EPO
  • Inspire by Medica Gold $0 Copay PCP Visits - EPO
  • Inspire by Medica Gold Share - EPO
  • Inspire by Medica Gold Standard - EPO
  • Inspire by Medica Silver $0 Copay PCP Visits - EPO
  • Inspire by Medica Silver Share - EPO
  • Inspire by Medica Silver Standard - EPO
  • Medica Insure Bronze $0 Copay PCP Visits - EPO
  • Medica Insure Bronze Premier - EPO
  • Medica Insure Bronze Share - EPO
  • Medica Insure Expanded Bronze Standard - EPO
  • Medica Insure Gold $0 Copay PCP Visits - EPO
  • Medica Insure Gold Share - EPO
  • Medica Insure Gold Standard - EPO
  • Medica Insure Silver $0 Copay PCP Visits - EPO
  • Medica Insure Silver Share - EPO
  • Medica Insure Silver Standard - EPO

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

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

MR. MATTHEW C MCKNIGHT DPM

Authorized Official Title
PHYSICIAN
Authorized Official Phone
(641) 236-2008

Reviews for MATTHEW MCKNIGHT DPM, PC

There are currently no reviews for this provider. Be the first person to share your experience with this provider by filling out our review form. Your insights are appreciated and will help others make informed decisions.

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 1356512057, 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 43. The final step is to find the difference between that total and the next multiple of ten (50 - 43 = 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
3
Unchanged
Pos 3
5
Doubled → 10 → 1 + 0
Pos 4
6
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
1
Unchanged
Pos 7
2
Doubled → 4
Pos 8
0
Unchanged
Pos 9
5
Doubled → 10 → 1 + 0
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 5 → 10 → 1 5 → 10 → 1 2 → 4 5 → 10 → 1

Step 2: Add all digits plus the NPI constant

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

2 + 3 + 1 + 0 + 6 + 1 + 0 + 1 + 4 + 0 + 1 + 0 + 24 = 43

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

The next multiple of ten after 43 is 50. The difference is the calculated check digit.

50 - 43 = 7
This NPI is valid
The calculated check digit is 7, which matches the last digit of 1356512057.

Other Providers at the Same Location


The following 4 providers are registered at the same or a nearby location.

Podiatrist (Foot & Ankle Surgery)
202 4TH AVE
GRINNELL, IA 50112
Podiatrist (Foot & Ankle Surgery)
202 4TH AVE
GRINNELL, IA 50112
Podiatrist (Foot & Ankle Surgery)
202 4TH AVE
GRINNELL, IA 50112
Clinic/Center (Rural Health)
202 4TH AVE, STE 100, 200, 201 & 300
GRINNELL, IA 50112

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1356512057, enumerated as an "organization" on March 20, 2008.

The provider is located at 202 4TH AVE GRINNELL, IA 50112 and the phone number is (641) 236-2008.

Podiatrist with taxonomy code 213ES0103X and a focus in Foot & Ankle Surgery.

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