NPPES file of Aug 9, 2026

Av Critical Care INC in Lancaster, CA

This organization bills under NPI 1144723800, an organization record issued on Mar 8, 2018 with the primary taxonomy Critical Care Medicine (Internal Medicine) Physician. Each clinician who works there has their own NPI and license.

CMS NPPES registry, file of Aug 9, 2026 · method · Verify with CMS →

Organization recordNPPES, Aug 2026
1144723800
Legal name
Av Critical Care INC
Entity
Type 2 · organization
Primary taxonomy
Critical Care Medicine (Internal Medicine) Physician 207RC0200X
Practice location
44215 15TH ST W STE 105, Lancaster, CA 93534
Phone
661-948-8000
Enumerated
Mar 8, 2018
Record updated
May 20, 2021
Authorized official
Medical Doctor (title as filed)
Public record from the NPPES NPI Registry (open it on CMS). An NPI identifies who bills; it is not a facility license.

12 clinicians CMS lists with Av Critical Care in Lancaster

  1. David Bixler, MDInternal Medicine Physician1508934167
  2. Sara Crager, MDEmergency Medicine Physician1952690331
  3. Darshan DhinganiCritical Care Medicine (Internal Medicine) Physician1053547968
  4. Ashraf Elsayegh, MDPulmonary Disease Physician1073684056
  5. Susannah Empson, MDEmergency Medicine Physician1588046510
  6. Heather Jones, MDCritical Care Medicine (Internal Medicine) Physician1750339305
  7. Roozehra Khan, DOCritical Care Medicine (Internal Medicine) Physician1437478245
  8. Steven Ko, MDInternal Medicine Physician1194135780
  9. Young Ko, MDInternal Medicine Physician1639277130
  10. George Lim, MDEmergency Medicine Physician1760811442
  11. Ravi Shankar, MDPulmonary Disease Physician1093806754
  12. Mark Smith, MDPulmonary Disease Physician1326111790

Source: CMS Doctors and Clinicians group affiliations, matched by practice name and city.

Checking an organization

  1. Confirm the business with the California secretary of state.
  2. Check the HHS-OIG exclusion list for the organization.
  3. Verify each clinician on their own record and the state license search.

Common questions

Is an organization NPI a license?

No. An NPI identifies who bills. Facilities and the clinicians who work there are licensed separately by the state.

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov). An NPI identifies who bills; it is not a license.