Clinicians affiliated with Special Service For Groups Inc

62 clinicians on file with this group · most practice in Los Angeles-Long Beach-Anaheim, CA · PAC ID 2769396886

Affiliation snapshotOctober 2, 2026CMS Doctors and Clinicians file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

14 clinicians affiliated with Special Service For Groups Inc are in the 2024 Medicare Part B data, 8 of them physicians. Data years with affiliated clinicians: 2013, 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021, 2022, 2023, 2024.

Each clinician's exact figures are in their Physician Report, from their page; a specialty's figures in this market are in a Market Comparison. View sample report · Already purchased? Open your report

Affiliated clinicians by specialty, 2024

All specialties · Psychiatry (8) · Nurse Practitioner (4) · Marriage and Family Therapist (1) · Physician Assistant (1)

Specialty links go to the specialty in Los Angeles-Long Beach-Anaheim, CA.

Clinicians affiliated with Special Service For Groups Inc, 2024

Alphabetical by last name; 14.

NameSpecialtyCity
Henry CejaNurse PractitionerLos Angeles, CA
Jenina M Del CampoNurse PractitionerOrange, CA
Benjamin A Furst, MDPsychiatryTorrance, CA
Cindy Illescas, FNPNurse PractitionerOrange, CA
Sarah H Ko, LMFTMarriage and Family TherapistLos Angeles, CA
Lucy P Liao, M.D.PsychiatryLos Angeles, CA
Adam Lowy, M.D.PsychiatryVenice, CA
Karen Luu, PMHNPNurse PractitionerLos Angeles, CA
Jeremiah C Martinez, PA-CPhysician AssistantPomona, CA
Jaehoon Oh, M.D.PsychiatryLa, CA
Brett J Sevilla, M.D.PsychiatryLos Angeles, CA
Benjamin S Shin, MDPsychiatryLos Angeles, CA
Tony T Tran, D.O.PsychiatryGarden Grove, CA
Gene Yen, PSYCHIATRISTPsychiatryLos Angeles, CA

Practice locations

Listed practice locations in California.

Source: CMS Doctors and Clinicians National Downloadable File, snapshot October 2, 2026.

Membership comes from the CMS Doctors and Clinicians file. CMS does not publish an end-of-year archive of it, so the current snapshot is applied to every data year. A clinician affiliated with several groups or hospitals appears on each of their pages. How group pages are built · Limitations