Quick answers
- Where does Karl Gundersen see patients?
- Medicare's clinician data lists 2 practice locations, including Los Angeles, CA and West Hollywood, CA. Call before your visit to confirm the address.
- What is Karl Gundersen's specialty?
- Medicare lists Psychiatry as the primary specialty.
- Does Karl Gundersen accept Medicare assignment?
- Yes. Medicare's clinician data says Karl Gundersen 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.
- Does Karl Gundersen offer telehealth?
- Medicare's clinician data says Karl Gundersen offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Karl Gundersen?
- (888) 684-2779, as listed in official Medicare / NPI Registry data.
- What is Karl Gundersen's NPI number?
- 1548362775. 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 Karl Gundersen is enrolled with Medicare (CMS data updated 2026-10-02).
- 12301 Wilshire Blvd, Suite 512Los Angeles, CA 90025 (888) 684‑2779
- 8235 Santa Monica Blvd, Suite 302West Hollywood, CA 90046 (888) 684‑2779
Group practices
Medicare enrollment lists Karl Gundersen as a member of this group (CMS data updated 2026-10-02).
- Mellow Medical Inc a Professional Corporation38 clinicians in the group
Specialties
- Psychiatryprimary
Other psychiatrists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Kansas School Of Med (kc/wich/sal) |
| Graduation year | 1996 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1548362775 |
| 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