DR. KENNETH NEIL HOLWITT M.D.
NPI 1225083751
Specialist in Glen Ridge, NJ
- Individual
- Male
- Specialist
- PECOS Enrolled
About KENNETH HOLWITT
This page provides the complete NPI Profile along with additional information for Kenneth Holwitt, a provider established in Glen Ridge, New Jersey with a medical specialization in Specialist. The healthcare provider is registered in the NPI registry with number 1225083751 assigned on May 2006. The practitioner's primary taxonomy code is 174400000X with license number 37001 (NJ). The provider is registered as an individual and his NPI record was last updated July 2026.
- NPI
- 1225083751
- Provider Name
- DR. KENNETH NEIL HOLWITT M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 123 HIGHLAND AVE SUITE G2 GLEN RIDGE, NJ 07028
- Location Phone
- (973) 743-9900
- Location Fax
- (973) 743-3222
- Mailing Address
- 123 HIGHLAND AVE SUITE G2 GLEN RIDGE, NJ 07028
- Mailing Phone
- (973) 743-9900
- Mailing Fax
- (973) 743-3222
- Is Sole Proprietor?
- No
- Enumeration Date
- 05-23-2006
- Last Update Date
- 07-13-2026
- 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
Specialist
- Taxonomy Code
- 174400000X
- Type
- Other Service Providers
- License No.
- 37001
- License State
- NJ
- Taxonomy Description
- An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Medicare Participation & PECOS Enrollment Status
Kenneth Holwitt is enrolled in PECOS and is eligible to order or refer health care services for Medicare patients. The provider is eligible to order or refer: Part B Clinical Laboratory and Imaging, Durable Medical Equipment (DME), a Home Health Agency (HHA) and Power Mobility Devices.
What is PECOS?
PECOS is the online Medicare enrollment management system or Provider, Enrollment, Chain and Ownership System. The PECOS system is a database of providers who have registered with CMS as providers or suppliers. PECOS is the primary source of information about verified Medicare professionals. Providers that want to participate in this program need to enroll in PECOS with their NPI number to avoid denied claims.
Is the provider registered in PECOS? Yes
Eligible to Order or Refer Part B Clinical Laboratory and Imaging: Yes
Eligible to Order or Refer Durable Medical Equipment (DMEPOS): Yes
Eligible to Order or Refer a Home Health Agency (HHA): Yes
Eligible to Order or Refer Power Mobility Devices: Yes
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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 1225083751, we treat the final digit (1) 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 59. The final step is to find the difference between that total and the next multiple of ten (60 - 59 = 1).
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 59 is 60. The difference is the calculated check digit.
Other Providers at the Same Location
The following 20 providers are registered at the same or a nearby location.
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
GLEN RIDGE, NJ 07028
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225083751, enumerated as an "individual" on May 23, 2006.
The provider is located at 123 HIGHLAND AVE SUITE G2 GLEN RIDGE, NJ 07028 and the phone number is (973) 743-9900.
Specialist with taxonomy code 174400000X.
