ALAN R. WARREN, D.P.M.
NPI 1518144336
Podiatrist - Foot Surgery in Saint Clair Shores, MI

NPI Status: Active since January 23, 2008

Contact Information

24836 HARPER AVE
SAINT CLAIR SHORES, MI
ZIP 48080
Phone: (586) 778-0400
Fax: (586) 778-5263

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NPPES record last updated: August 13, 2025. Verified against the NPPES registry weekly; last sync: July 12, 2026.

  • Organization
  • Podiatrist
  • Foot Surgery
  • Accepts Insurance

About ALAN R. WARREN, D.P.M.

This page provides the complete NPI Profile along with additional information for Alan R. Warren, D.p.m., a provider established in Saint Clair Shores, Michigan operating as a Podiatrist, focusing in foot surgery . The healthcare provider is registered in the NPI registry with number 1518144336 assigned on January 2008. The practitioner's primary taxonomy code is 213ES0131X with license number AW400236 (MI). 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 Dr. Alan R Warren Dpm (Doctor/owner)

NPI
1518144336
Provider Legal Name
ALAN R. WARREN, D.P.M.
Other Organization Name
Other Name Type
(6)
Entity Type
Organization
Location Address
24836 HARPER AVE SAINT CLAIR SHORES, MI 48080
Location Phone
(586) 778-0400
Location Fax
(586) 778-5263
Mailing Address
24836 HARPER AVE SAINT CLAIR SHORES, MI 48080
Mailing Phone
(586) 778-0400
Mailing Fax
(586) 778-5263
Is Sole Proprietor?
No
Is Organization Subpart?
No
Enumeration Date
01-23-2008
Last Update Date
08-13-2025
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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

Podiatrist Foot Surgery

Taxonomy Code
213ES0131X
Type
Podiatric Medicine & Surgery Service Providers
License No.
AW400236
License State
MI

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:

  • Blue Cross� Premier PPO Bronze Extra - PPO
  • Blue Cross� Premier PPO Bronze Saver HSA - PPO
  • Blue Cross� Premier PPO Bronze Secure - PPO
  • Blue Cross� Premier PPO Gold - PPO
  • Blue Cross� Premier PPO Gold Extra - PPO
  • Blue Cross� Premier PPO Silver - PPO
  • Blue Cross� Premier PPO Silver Extra - PPO
  • Blue Cross� Premier PPO Silver Saver HSA - PPO
  • Blue Cross� Premier PPO Value - PPO

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.

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.

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

DR. ALAN R WARREN DPM

Authorized Official Title
DOCTOR/OWNER
Authorized Official Phone
(586) 778-0400

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
4855053930OTHER (01)MIBLUE CROSS BLUE SHIELD
2651870MEDICAID (05)MI 

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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 1518144336, we treat the final digit (6) 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 64. The final step is to find the difference between that total and the next multiple of ten (70 - 64 = 6).

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
1
Doubled → 2
Pos 4
8
Unchanged
Pos 5
1
Doubled → 2
Pos 6
4
Unchanged
Pos 7
4
Doubled → 8
Pos 8
3
Unchanged
Pos 9
3
Doubled → 6
Check
6
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 1 → 2 1 → 2 4 → 8 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 5 + 2 + 8 + 2 + 4 + 8 + 3 + 6 + 24 = 64

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

The next multiple of ten after 64 is 70. The difference is the calculated check digit.

70 - 64 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1518144336.

Other Providers at the Same Location


The following 1 provider is registered at the same or a nearby location.

Podiatrist
24836 HARPER AVE
ST CLAIR SHORES, MI 48080

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1518144336, enumerated as an "organization" on January 23, 2008.

The provider is located at 24836 HARPER AVE SAINT CLAIR SHORES, MI 48080 and the phone number is (586) 778-0400.

Podiatrist with taxonomy code 213ES0131X and a focus in Foot Surgery.

The provider might be accepting Accepts: Blue Cross Blue Shield of Michigan Mutual. Please consult your insurance carrier or call the provider to verify.