Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Len Umayam

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1710594916

Dr. Len Umayam is a Nurse Practitioner in Los Angeles, California. Qualified in 2021, 5 years ago. Practices with Mellow Medical Inc a Professional Corporation, a 30-clinician group, accepts Medicare assignment and offers telehealth. Licensed in California.

Years since qualifying
5
Licensed in
CA
In the registry since
2020
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Practice location Address checks out

12301 Wilshire Blvd Ste 512
Los Angeles, CA 90025-1053
Phone: (888) 684-2779
Fax: (323) 366-2966
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 95017737 (CA)

Record details

NPI number1710594916
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedSeptember 30, 2020
Last updated in NPPESJanuary 28, 2023
Certification dateAugust 26, 2022

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Mellow Medical Inc A Professional Corporation — 30 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Colleagues at Mellow Medical Inc a Professional Corporation

Clinicians the CMS Doctors & Clinicians file lists under the same group practice. CMS counts 30 clinicians in the practice; 12 are shown here.

Other providers in Los Angeles