JAMES RANDOLPH SLUSHER M.D.
NPI 1851509939
Internal Medicine - Rheumatology in Brentwood, TN

NPI Status: Active since May 20, 2007

Contact Information

9000 CHURCH ST E STE B201
BRENTWOOD, TN
ZIP 37027
Phone: (615) 376-6010
Fax: (615) 376-7010

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  • Individual
  • Male
  • Internal Medicine
  • Rheumatology

About JAMES SLUSHER

This page provides the complete NPI Profile along with additional information for James Slusher, an internist established in Brentwood, Tennessee with a medical specialization in Internal Medicine, focusing in rheumatology . The healthcare provider is registered in the NPI registry with number 1851509939 assigned on May 2007. The practitioner's primary taxonomy code is 207RR0500X with license number ME99059 (FL). The provider is registered as an individual and his NPI record was last updated March 2026.

NPI
1851509939
Provider Name
JAMES RANDOLPH SLUSHER M.D.
Gender
Male
Entity Type
Individual
Location Address
9000 CHURCH ST E STE B201 BRENTWOOD, TN 37027
Location Phone
(615) 376-6010
Location Fax
(615) 376-7010
Mailing Address
9000 CHURCH ST E STE B201 BRENTWOOD, TN 37027
Mailing Phone
(615) 376-6010
Mailing Fax
(615) 376-7010
Is Sole Proprietor?
Yes
Enumeration Date
05-20-2007
Last Update Date
03-30-2026
Code Navigator

An internist like James Slusher is a physician who has completed an internal medicine residency and is board-certified or board-eligible in an internist specialty. Internists are trained to care for adults of all ages for many different medical conditions. An internist typically monitors chronic physical conditions, identifies acute diseases, provides family planning, provides counseling about wellness and disease prevention, etc.

Location Map

Secondary Locations

  • 120 W 79th Ave
    Merrillville, IN 46410
    (219) 736-7300

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

Internal Medicine Rheumatology

Taxonomy Code
207RR0500X
Type
Allopathic & Osteopathic Physicians
License No.
ME99059
License State
FL
Taxonomy Description
An internist who treats diseases of joints, muscle, bones and tendons. This specialist diagnoses and treats arthritis, back pain, muscle strains, common athletic injuries and collagen diseases.

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)
1207RR0500XAllopathic & Osteopathic Physicians

Internal Medicine
Rheumatology

TRN 9489 (FL)
2207RR0500XAllopathic & Osteopathic Physicians

Internal Medicine
Rheumatology

01086802A (IN)

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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 1851509939, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).

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
5
Doubled → 10 → 1 + 0
Pos 4
1
Unchanged
Pos 5
5
Doubled → 10 → 1 + 0
Pos 6
0
Unchanged
Pos 7
9
Doubled → 18 → 1 + 8
Pos 8
9
Unchanged
Pos 9
3
Doubled → 6
Check
9
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 9 → 18 → 9 3 → 6

Step 2: Add all digits plus the NPI constant

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

2 + 8 + 1 + 0 + 1 + 1 + 0 + 0 + 1 + 8 + 9 + 6 + 24 = 61

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

The next multiple of ten after 61 is 70. The difference is the calculated check digit.

70 - 61 = 9
This NPI is valid
The calculated check digit is 9, which matches the last digit of 1851509939.

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1851509939, enumerated as an "individual" on May 20, 2007.

The provider is located at 9000 CHURCH ST E STE B201 BRENTWOOD, TN 37027 and the phone number is (615) 376-6010.

Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.