Clinicians affiliated with Mental Health Systems Inc

34 clinicians on file with this group · most practice in San Diego-Chula Vista-Carlsbad, CA · PAC ID 8628019320

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

22 clinicians affiliated with Mental Health Systems Inc are in the 2024 Medicare Part B data, 9 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 · Nurse Practitioner (12) · Psychiatry (9) · Licensed Clinical Social Worker (1)

Specialty links go to the specialty in San Diego-Chula Vista-Carlsbad, CA.

Clinicians affiliated with Mental Health Systems Inc, 2024

Alphabetical by last name; 22.

NameSpecialtyCity
Indira D Adapa, M.D.PsychiatryFresno, CA
Annika Alvarez, FNPNurse PractitionerFallbrook, CA
Kat T Balingit, PSYCHIATRIC NPNurse PractitionerSan Diego, CA
John G Donnelly, M.D.PsychiatryOceanside, CA
Shwetha R KattaPsychiatryFresno, CA
Jason S Keri, MDPsychiatrySan Diego, CA
Chung-Lim Kim, M.D.PsychiatryAnaheim, CA
Thy A LamNurse PractitionerVista, CA
Julie K Marhefka, PMHNP-BCNurse PractitionerOceanside, CA
Irene Nevarez, NPNurse PractitionerSan Diego, CA
Kristyn G Pellecchia, N.P.Nurse PractitionerSan Diego, CA
Homer L Ramsey, M.D.PsychiatryYucca Valley, CA
Margo J Randolph, MSW, LCSWLicensed Clinical Social WorkerOceanside, CA
Christine Rieger, FNP, PMHNP, DNPNurse PractitionerEscondido, CA
Rachel P Ross, MDPsychiatryOceanside, CA
Elizabeth Sears-Wiley, NPNurse PractitionerSan Diego, CA
Lea P Sherman, PMHNP-BCNurse PractitionerSan Diego, CA
Ian F Snider, PMHNPNurse PractitionerSan Diego, CA
Doris T Tan, D.O.PsychiatryFresno, CA
Abera Y TesfayeNurse PractitionerSantee, CA
Alison M Trexler, M.D.PsychiatryEncinitas, CA
Keegan Wood, PMHNPNurse PractitionerLos 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