HAROLD FRIEDMAN M.D.
NPI 1225012081
Radiology - Neuroradiology in Mundelein, IL
NPI Status: Active since December 05, 2005
Contact Information
1035 CAMPUS DR
MUNDELEIN, IL
ZIP 60060
Phone: (847) 816-3007
Fax: (847) 680-9391
- Individual
- Male
- Radiology
- Neuroradiology
About HAROLD FRIEDMAN
This page provides the complete NPI Profile along with additional information for Harold Friedman, a provider established in Mundelein, Illinois with a medical specialization in Radiology, focusing in neuroradiology . The healthcare provider is registered in the NPI registry with number 1225012081 assigned on December 2005. The practitioner's primary taxonomy code is 2085N0700X with license number 34124 (WI). The provider is registered as an individual and his NPI record was last updated one year ago.
- NPI
- 1225012081
- Provider Name
- HAROLD FRIEDMAN M.D.
- Gender
- Male
- Entity Type
- Individual
- Location Address
- 1035 CAMPUS DR MUNDELEIN, IL 60060
- Location Phone
- (847) 816-3007
- Location Fax
- (847) 680-9391
- Mailing Address
- 1035 CAMPUS DR MUNDELEIN, IL 60060
- Mailing Phone
- (847) 816-3007
- Mailing Fax
- (847) 680-9391
- Is Sole Proprietor?
- No
- Enumeration Date
- 12-05-2005
- Last Update Date
- 09-11-2025
- 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
Radiology Neuroradiology
- Taxonomy Code
- 2085N0700X
- Type
- Allopathic & Osteopathic Physicians
- License No.
- 34124
- License State
- WI
- Taxonomy Description
- A radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.
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) |
|---|---|---|---|---|
| 1 | 2085N0700X | Allopathic & Osteopathic Physicians | Radiology | 25.000043 (OH) |
| 2 | 2085N0700X | Allopathic & Osteopathic Physicians | Radiology | 01060812A (IN) |
| 3 | 2085N0700X | Allopathic & Osteopathic Physicians | Radiology | (IL) |
| 4 | 2085R0202X | Allopathic & Osteopathic Physicians | Radiology | (IL) |
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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 1225012081, 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 49. The final step is to find the difference between that total and the next multiple of ten (50 - 49 = 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 49 is 50. The difference is the calculated check digit.
Other Providers at the Same Location
The following 2 providers are registered at the same or a nearby location.
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225012081, enumerated as an "individual" on December 05, 2005.
The provider is located at 1035 CAMPUS DR MUNDELEIN, IL 60060 and the phone number is (847) 816-3007.
Radiology with taxonomy code 2085N0700X and a focus in Neuroradiology.
