DEACONESS ILLINOIS SPECIALTY CLINIC, INC.
NPI 1588477855
Internal Medicine - Hematology & Oncology in Mount Vernon, IL
NPI Status: Active since January 30, 2025
Contact Information
8 DOCTORS PARK RD
MOUNT VERNON, IL
ZIP 62864
Phone: (618) 244-1380
Fax: (618) 244-1380
NPPES record last updated: January 31, 2025. Verified against the NPPES registry weekly; last sync: July 12, 2026.
- Organization
- Internal Medicine
- Hematology & Oncology
About DEACONESS ILLINOIS SPECIALTY CLINIC, INC.
This page provides the complete NPI Profile along with additional information for Deaconess Illinois Specialty Clinic, Inc., an internist established in Mount Vernon, Illinois operating as a Internal Medicine, focusing in hematology & oncology . The healthcare provider is registered in the NPI registry with number 1588477855 assigned on January 2025. The practitioner's primary taxonomy code is 207RH0003X. The provider is registered as an organization and their NPI record was last updated one year ago. Deaconess Illinois Specialty Clinic, Inc. operates as a Multi-Specialty Group with one or more individual practitioners, who practice different areas of specialization. The provider's
- NPI
- 1588477855
- Provider Legal Name
- DEACONESS ILLINOIS SPECIALTY CLINIC, INC.
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 8 DOCTORS PARK RD MOUNT VERNON, IL 62864
- Location Phone
- (618) 244-1380
- Location Fax
- (618) 244-1380
- Mailing Address
- PO BOX 632331 CINCINNATI, OH 45263
- Mailing Phone
- (618) 244-1380
- Mailing Fax
- (618) 244-1380
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 01-30-2025
- Last Update Date
- 01-31-2025
- Code Navigator
An internist like Deaconess Illinois Specialty Clinic, Inc. 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 Hematology & Oncology
- Taxonomy Code
- 207RH0003X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.
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 | 363A00000X | Physician Assistants & Advanced Practice Nursing Providers | Physician Assistant | |
| 2 | 363L00000X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner |
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 1588477855, we treat the final digit (5) 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 75. The final step is to find the difference between that total and the next multiple of ten (80 - 75 = 5).
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 75 is 80. 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.
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
MOUNT VERNON, IL 62864
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1588477855, enumerated as an "organization" on January 30, 2025.
The provider is located at 8 DOCTORS PARK RD MOUNT VERNON, IL 62864 and the phone number is (618) 244-1380.
Internal Medicine with taxonomy code 207RH0003X and a focus in Hematology & Oncology.
