OrganizationActive
Erx LLC
NPI 1043712045 · Emergency Medicine Physician · Knoxville, TN
Erx LLC is a Emergency Medicine Physician organization in Knoxville, TN (NPI 1043712045).
Provider details
- NPI number
- 1043712045
- Entity type
- Organization
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Robert Devrnja, Authorized Official(865) 777-1300
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
9724 Kingston Pike Ste 208
Knoxville, TN 37922-3389
Phone: (865) 777-1300
Fax: (865) 777-1929
Street-level locationGet directions
Mailing address
9724 Kingston Pike Ste 208
Knoxville, TN 37922-3389
Registry dates
- Enumerated
- 2018-03-06
- Last updated
- 2022-09-01
- Certified
- 2022-09-01
Frequently asked questions
- What is Erx LLC's NPI number?
- Erx LLC's National Provider Identifier (NPI) is 1043712045, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Erx LLC?
- Erx LLC is classified in the NPPES registry as Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Erx LLC located?
- Erx LLC's practice location on file with NPPES is 9724 Kingston Pike Ste 208, Knoxville, TN 37922-3389.
- What is Erx LLC's phone number?
- The practice phone number listed in the NPPES registry for Erx LLC is (865) 777-1300.
- Who is the authorized official for Erx LLC?
- The authorized official listed on Erx LLC's NPPES record is Robert Devrnja, Authorized Official. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Erx LLC's NPI active?
- Yes — Erx LLC's NPI (1043712045) is active in the NPPES registry as of the last update on 2022-09-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.