DR. JOHN EVERETT MARSHALL MD
NPI 1023100526
Family Medicine - Adult Medicine in Lincolnton, NC

NPI Status: Active since September 29, 2006

Contact Information

104 LINCOLN MEDICAL PARK
LINCOLNTON, NC
ZIP 28092
Phone: (704) 735-4445
Fax: (704) 735-4060

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  • Individual
  • Male
  • Family Medicine
  • Adult Medicine

About JOHN MARSHALL

This page provides the complete NPI Profile along with additional information for John Marshall, a primary care provider established in Lincolnton, North Carolina with a medical specialization in Family Medicine, focusing in adult medicine . The healthcare provider is registered in the NPI registry with number 1023100526 assigned on September 2006. The practitioner's primary taxonomy code is 207QA0505X with license number 39646 (NC). The provider is registered as an individual and his NPI record was last updated one year ago.

NPI
1023100526
Provider Name
DR. JOHN EVERETT MARSHALL MD
Gender
Male
Entity Type
Individual
Location Address
104 LINCOLN MEDICAL PARK LINCOLNTON, NC 28092
Location Phone
(704) 735-4445
Location Fax
(704) 735-4060
Mailing Address
104 LINCOLN MEDICAL PARK 1446 GASTON ST. LINCOLNTON, NC 28092
Mailing Phone
(704) 735-4445
Mailing Fax
(704) 735-4060
Is Sole Proprietor?
Yes
Enumeration Date
09-29-2006
Last Update Date
09-11-2025
Code Navigator

A primary care provider (PCP) like John Marshall sees people with common medical problems. The primary care provider might be a doctor, physician assistant, nurse practitioner or clinic that are usually involved in your long-term care. A PCP might provide preventive care, treat common medical conditions, identify urgent medical problems and refer you to specialists when necessary. Primary care is usually provided in an outpatient facility but if you are admitted to a hospital your PCP may assist in your care. The most common medical conditions seen by primary care providers are: hypertension, upper respiratory tract infections, depression or anxiety, back pain, arthritis, dermatitis, diabetes, urinary tract infections, etc .

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

Family Medicine Adult Medicine

Taxonomy Code
207QA0505X
Type
Allopathic & Osteopathic Physicians
License No.
39646
License State
NC
Taxonomy Description
The National Uniform Claim Committee (NUCC) recommends code 207QA0505X not be used. Choose a more appropriate code.

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)
1207V00000XAllopathic & Osteopathic Physicians

Obstetrics & Gynecology

39646 (NC)

Insurance Plans Accepted

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

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.

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
8954088MEDICAID (05)NC 
54088OTHER (01)NCBLUE CROSS/BLUE SHIELD

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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 1023100526, 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 44. The final step is to find the difference between that total and the next multiple of ten (50 - 44 = 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
0
Unchanged
Pos 3
2
Doubled → 4
Pos 4
3
Unchanged
Pos 5
1
Doubled → 2
Pos 6
0
Unchanged
Pos 7
0
Doubled → 0
Pos 8
5
Unchanged
Pos 9
2
Doubled → 4
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 2 → 4 1 → 2 0 → 0 2 → 4

Step 2: Add all digits plus the NPI constant

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

2 + 0 + 4 + 3 + 2 + 0 + 0 + 5 + 4 + 24 = 44

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

The next multiple of ten after 44 is 50. The difference is the calculated check digit.

50 - 44 = 6
This NPI is valid
The calculated check digit is 6, which matches the last digit of 1023100526.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1023100526, enumerated as an "individual" on September 29, 2006.

The provider is located at 104 LINCOLN MEDICAL PARK LINCOLNTON, NC 28092 and the phone number is (704) 735-4445.

Family Medicine with taxonomy code 207QA0505X and a focus in Adult Medicine.

The provider might be accepting Accepts: Medicare, Medicaid and Blue Cross Blue Shield. Please consult your insurance carrier or call the provider to verify.