HOLON HEALTH, PROFESSIONAL CORP.
NPI 1225999071
Internal Medicine - Addiction Medicine in Fort Collins, CO
NPI Status: Active since November 20, 2025
Contact Information
242 LINDEN ST
FORT COLLINS, CO
ZIP 80524
Phone: (877) 465-6650
Fax: (804) 294-2775
- Organization
- Internal Medicine
- Addiction Medicine
About HOLON HEALTH, PROFESSIONAL CORP.
This page provides the complete NPI Profile along with additional information for Holon Health, Professional Corp., an internist established in Fort Collins, Colorado operating as a Internal Medicine, focusing in addiction medicine . The healthcare provider is registered in the NPI registry with number 1225999071 assigned on November 2025. The practitioner's primary taxonomy code is 207RA0401X. The provider is registered as an organization and their NPI record was last updated one year ago. Holon Health, Professional Corp. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The authorized official of this NPI record is Jason Herzog (Ceo)
- NPI
- 1225999071
- Provider Name
- HOLON HEALTH, PROFESSIONAL CORP.
- Entity Type
- Organization
- Location Address
- 242 LINDEN ST FORT COLLINS, CO 80524
- Location Phone
- (877) 465-6650
- Location Fax
- (804) 294-2775
- Mailing Address
- 3540 PUMP RD # 1188 RICHMOND, VA 23233
- Mailing Phone
- (877) 754-4694
- Mailing Fax
- (804) 294-2775
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 11-20-2025
- Last Update Date
- 11-20-2025
- Code Navigator
An internist like Holon Health, Professional Corp. 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 Addiction Medicine
- Taxonomy Code
- 207RA0401X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An internist doctor of osteopathy that specializes in the treatment of addiction disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine can obtain a Certificate of Added Qualifications in the field of Addiction Medicine.
Group Taxonomy 193200000X MULTI-SPECIALTY GROUP
This provider is a business group of one or more individual practitioners, who practice with different areas of specialization.
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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 1225999071, 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 69. The final step is to find the difference between that total and the next multiple of ten (70 - 69 = 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 69 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 6 providers are registered at the same or a nearby location.
FORT COLLINS, CO 80524
FORT COLLINS, CO 80524
FORT COLLINS, CO 80524
FORT COLLINS, CO 80524
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1225999071, enumerated as an "organization" on November 20, 2025.
The provider is located at 242 LINDEN ST FORT COLLINS, CO 80524 and the phone number is (877) 465-6650.
Internal Medicine with taxonomy code 207RA0401X and a focus in Addiction Medicine.
