UNIVERSITY HEALTH SYSTEM INC
NPI 1821637489
Internal Medicine - Cardiovascular Disease in Knoxville, TN
NPI Status: Active since December 31, 2019
Contact Information
1940 ALCOA HWY STE E310
KNOXVILLE, TN
ZIP 37920
Phone: (865) 544-2800
Fax: (865) 544-6812
- Organization
- Internal Medicine
- Cardiovascular Disease
About UNIVERSITY HEALTH SYSTEM INC
This page provides the complete NPI Profile along with additional information for University Health System Inc, an internist established in Knoxville, Tennessee operating as a Internal Medicine, focusing in cardiovascular disease . The healthcare provider is registered in the NPI registry with number 1821637489 assigned on December 2019. The practitioner's primary taxonomy code is 207RC0000X. The provider is registered as an organization and their NPI record was last updated January 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 provider's
- NPI
- 1821637489
- Provider Legal Name
- UNIVERSITY HEALTH SYSTEM INC
- Other Organization Name
- Other Name Type
- (6)
- Entity Type
- Organization
- Location Address
- 1940 ALCOA HWY STE E310 KNOXVILLE, TN 37920
- Location Phone
- (865) 544-2800
- Location Fax
- (865) 544-6812
- Mailing Address
- PO BOX 415000-MSC8179 NASHVILLE, TN 37241
- Mailing Phone
- (865) 670-6199
- Mailing Fax
- (865) 544-6812
- Is Sole Proprietor?
- No
- Is Organization Subpart?
- No
- Enumeration Date
- 12-31-2019
- Last Update Date
- 01-12-2026
- Code Navigator
An internist like University Health System 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 Cardiovascular Disease
- Taxonomy Code
- 207RC0000X
- Type
- Allopathic & Osteopathic Physicians
- Taxonomy Description
- An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
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 | 207RA0001X | Allopathic & Osteopathic Physicians | Internal Medicine | |
| 2 | 207RC0001X | Allopathic & Osteopathic Physicians | Internal Medicine | |
| 3 | 207RI0011X | Allopathic & Osteopathic Physicians | Internal Medicine | |
| 4 | 2080P0202X | Allopathic & Osteopathic Physicians | Pediatrics | |
| 5 | 363A00000X | Physician Assistants & Advanced Practice Nursing Providers | Physician Assistant | |
| 6 | 363L00000X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | |
| 7 | 363LA2100X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | |
| 8 | 363LA2200X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | |
| 9 | 363LC0200X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | |
| 10 | 363LF0000X | Physician Assistants & Advanced Practice Nursing Providers | Nurse Practitioner | |
| 11 | 364S00000X | Physician Assistants & Advanced Practice Nursing Providers | Clinical Nurse Specialist |
Group Taxonomy 193400000X MULTIPLE 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.
Insurance Plans Accepted
According to publicly available information the provider might be accepting the following health plans from these health insurance companies:
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
Specific plan information not avaialable, please contact the provider to verify if your insurance plan is accepted.
*Please verify directly with this provider to make sure your insurance plan is currently accepted.
Additional Identifiers
The NPI Enumerator encourages providers to submit additional identifiers with their NPI application although the submission of this information is optional. The additional identifier(s) section includes other numbers or codes currently or formerly used as an identifier for the provider by other public healthcare entities. The identifiers may include UPIN, NSC, OSCAR, DEA, Medicaid State or PIN identification numbers.
| Identifier | Type / Code | Identifier State | Identifier Issuer |
|---|---|---|---|
| Q054431 | MEDICAID (05) | TN |
Reviews for UNIVERSITY HEALTH SYSTEM INC
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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 1821637489, we treat the final digit (9) 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 61. The final step is to find the difference between that total and the next multiple of ten (70 - 61 = 9).
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 61 is 70. The difference is the calculated check digit.
Other Providers at the Same Location
The following 16 providers are registered at the same or a nearby location.
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
KNOXVILLE, TN 37920
Frequently Asked Questions
The NPI number assigned to this healthcare provider is 1821637489, enumerated as an "organization" on December 31, 2019.
The provider is located at 1940 ALCOA HWY STE E310 KNOXVILLE, TN 37920 and the phone number is (865) 544-2800.
Internal Medicine with taxonomy code 207RC0000X and a focus in Cardiovascular Disease.
The provider might be accepting Accepts: Medicare and Medicaid. Please consult your insurance carrier or call the provider to verify.
