ESSEX RHEUMATOLOGY LLC
NPI 1295680874
Internal Medicine - Rheumatology in Caldwell, NJ
NPI Status: Active since February 28, 2026
Contact Information
526 BLOOMFIELD AVE STE 203
CALDWELL, NJ
ZIP 07006
Phone: (973) 547-3514
Fax: (973) 228-2104
- Organization
- Internal Medicine
- Rheumatology
About ESSEX RHEUMATOLOGY LLC
This page provides the complete NPI Profile along with additional information for Essex Rheumatology Llc, an internist established in Caldwell, New Jersey operating as a Internal Medicine, focusing in rheumatology . The healthcare provider is registered in the NPI registry with number 1295680874 assigned on February 2026. The practitioner's primary taxonomy code is 207RR0500X. The provider is registered as an organization and their NPI record was last updated February 2026. 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 authorized official of this NPI record is Mowyad Khalid Md (Ceo)
- NPI
- 1295680874
- Provider Name
- ESSEX RHEUMATOLOGY LLC
- Entity Type
- Organization
- Location Address
- 526 BLOOMFIELD AVE STE 203 CALDWELL, NJ 07006
- Location Phone
- (973) 547-3514
- Location Fax
- (973) 228-2104
- Mailing Address
- 526 BLOOMFIELD AVE STE 203 CALDWELL, NJ 07006
- Mailing Phone
- (973) 547-3514
- Mailing Fax
- (973) 228-2104
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 02-28-2026
- Last Update Date
- 02-28-2026
- Code Navigator
An internist like Essex Rheumatology Llc 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
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
- 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.
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.
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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 1295680874, we treat the final digit (4) 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 66. The final step is to find the difference between that total and the next multiple of ten (70 - 66 = 4).
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.
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.
Step 2: Add all digits plus the NPI constant
Add the transformed values, the unchanged digits, and the constant 24.
Step 3: Find the amount needed to reach the next multiple of 10
The next multiple of ten after 66 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 3 providers are registered at the same or a nearby location.
CALDWELL, NJ 07006
CALDWELL, NJ 07006
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1295680874, enumerated as an "organization" on February 28, 2026.
The provider is located at 526 BLOOMFIELD AVE STE 203 CALDWELL, NJ 07006 and the phone number is (973) 547-3514.
Internal Medicine with taxonomy code 207RR0500X and a focus in Rheumatology.
