Level One Emergency Physicians LLC
NPI 1528790193 · Emergency Medicine Physician · Denison, TX
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Level One Emergency Physicians LLC is a Emergency Medicine Physician organization in Denison, TX (NPI 1528790193).
Provider details
- NPI number
- 1528790193
- Entity type
- Organization
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Gregory Keelen, Ceo(214) 433-9602
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
- Physician Assistant363A00000X
Physician Assistants & Advanced Practice Nursing Providers
- Nurse Practitioner363L00000X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
3 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
Mailing address
Registry dates
- Enumerated
- 2022-06-30
- Last updated
- 2024-02-02
- Certified
- 2024-02-02
Frequently asked questions
- What is Level One Emergency Physicians LLC's NPI number?
- Level One Emergency Physicians LLC's National Provider Identifier (NPI) is 1528790193, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Level One Emergency Physicians LLC?
- Level One Emergency Physicians LLC is classified in the NPPES registry as Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Level One Emergency Physicians LLC located?
- Level One Emergency Physicians LLC's practice location on file with NPPES is 5016 S US Highway 75, Denison, TX 75020-4584.
- What is Level One Emergency Physicians LLC's phone number?
- The practice phone number listed in the NPPES registry for Level One Emergency Physicians LLC is (903) 416-4000.
- Does Level One Emergency Physicians LLC accept Medicare?
- Level One Emergency Physicians LLC is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Level One Emergency Physicians LLC?
- The authorized official listed on Level One Emergency Physicians LLC's NPPES record is Gregory Keelen, Ceo. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Level One Emergency Physicians LLC's NPI active?
- Yes — Level One Emergency Physicians LLC's NPI (1528790193) is active in the NPPES registry as of the last update on 2024-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.