Quick answers
- Where does David Lassen see patients?
- Medicare's clinician data lists 6 practice locations, including Bakersfield, CA, Santa Monica, CA and Lancaster, CA. Call before your visit to confirm the address.
- What is David Lassen's specialty?
- Medicare lists Certified Registered Nurse Anesthetist (CRNA) as the primary specialty.
- Does David Lassen accept Medicare assignment?
- Yes. Medicare's clinician data says David Lassen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for David Lassen?
- (310) 779-3025, as listed in official Medicare / NPI Registry data.
- What is David Lassen's NPI number?
- 1841542313. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where David Lassen is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1001 Tower Way, Suite 150Bakersfield, CA 93309 (310) 779‑3025
- 1301 20th St, Suite 280Santa Monica, CA 90404 (310) 829‑6789
- 44215 15th St W, Suite 209Lancaster, CA 93534 (661) 522‑4567
- 4500 Trade Ctr Dr, Suite BBakersfield, CA 93311 (818) 348‑7253
- 50 N La Cienega Blvd, Suite 203Beverly Hills, CA 90211 (323) 988‑0896
Group practices
Medicare enrollment lists David Lassen as a member of these groups (CMS data updated 2026-10-02).
- Genesis Healthcare Partners PC228 clinicians in the group
- Tip Top Anesthesia Group Inc46 clinicians in the group
- Digestive Health Associates of Southern California16 clinicians in the group
- Advanced Anesthesia Specialists a Medical Corporation10 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), California →
Other nurse anesthetists in Bakersfield
Clinicians with the same Medicare primary specialty in Bakersfield, CA — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2012 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841542313 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians