Psychiatrists in Orange, CA

  • Psychiatry
  • Orange, California
Psychiatrists
82
Linked to a hospital or group
53
Hospitals with a psychiatrist
10
Medical groups with a psychiatrist
36
Practice at a hospital
40

There are 82 psychiatrists in Orange. UCI Department of Psychiatry & Human Behavior has the most, 18, and UCI Health - Orange has the most affiliated psychiatrists, 29. 29% finished medical school 30 or more years ago.

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Orange psychiatrists, listed A to Z by last name

Each psychiatrist on the list has psychiatry as their primary specialty and an Orange practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.

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Orange psychiatrists, A to Z
PsychiatristHospitalsMedical groupsEmail and phone
Alvaro Alvarez, MDNPI 13561968931 hospital1 groupContacts
Lydia Bai-Tsin AnnNPI 13164333031 hospital2 groupsContacts
Shadi Aramesh, MDNPI 13264870911 hospital5 groupsContacts
Christine Kwok Yee Au, DONPI 17407413051 hospital1 groupContacts
Michael Adams Bolton, MDNPI 16697382743 hospitals4 groupsContacts
Jon Chaffee, MDNPI 18817612032 hospitals-Contacts
Barry Fredrick Chaitin, MDNPI 1861591307--Contacts
Sara Chiu, MDNPI 16394967301 hospital1 groupContacts
Ricky Wei-Qi Chu, DONPI 1922669613-1 groupContacts
Daniel F. Chueh, MDNPI 11745896424 hospitals1 groupContacts
Andrew Rodney CrawfordNPI 12256140922 hospitals2 groupsContacts
Krystal Lynn Del Castillo, MDNPI 17803241521 hospital-Contacts
Constance Primrose De Silva, MDNPI 1912922634-2 groupsContacts
K Himasiri De Silva, MDNPI 1992730170-2 groupsContacts
Mehron Singh Dhillon, MDNPI 10237039801 hospital1 groupContacts
Gemma Deguzman Espejo, MDNPI 11648370351 hospital1 groupContacts
Carlos Greaves, MDNPI 12857615441 hospital-Contacts
Eleni Hailemariam, MDNPI 12150055251 hospital1 groupContacts
Alexa Marie Hall, MDNPI 13669702871 hospital2 groupsContacts
Alan C. Hanft, MDNPI 1376599076--Contacts
Ashley N. HiteNPI 1083174452--Contacts
Sharon Houk-Syau, MDNPI 1295362549-1 groupContacts
Ashraf Ismail, MDNPI 17202116912 hospitals2 groupsContacts
Pravin J. Kansagra Md, MDNPI 1205861614--Contacts
Aaron Daniel Kheriaty, MDNPI 1275659039--Contacts
Lewis Lane, MDNPI 1053452573--Contacts
Dong Il Lee, MDNPI 1881791218--Contacts
Evelyn Jean Lee, MDNPI 16398640021 hospital1 groupContacts
Cyrus Lin, MDNPI 19429442511 hospital1 groupContacts
Ming Zhao Liu, MDNPI 1689170920-2 groupsContacts
Kathryn Frances Lunny, MDNPI 17508438682 hospitals2 groupsContacts
John Luo, MDNPI 10937485351 hospital2 groupsContacts
Deena Mcrae, MDNPI 1265559140--Contacts
Mona MojtahedzadehNPI 17305923461 hospital2 groupsContacts
Kelly Michelle Moquin, MDNPI 16890091101 hospital3 groupsContacts
Diem Chau L. Nguyen, MDNPI 18912214041 hospital1 groupContacts
Huong Nguyen, MDNPI 16892800421 hospital-Contacts
Nikki NguyenNPI 1487282455--Contacts
David L. Nisenbaum, MDNPI 18516597671 hospital1 groupContacts
Santi Pattara, MDNPI 19827961651 hospital-Contacts
Dina Marie PerkeyNPI 13862247721 hospital1 groupContacts
Steven Garth Potkin, MDNPI 1730213133--Contacts
Adrian Preda, MDNPI 16998334911 hospital1 groupContacts
Paula A. Proffitt, MDNPI 1063580587-1 groupContacts
Karen Yen Quan, MD, MSNPI 10237134501 hospital1 groupContacts
Deepak Rajpoot, MDNPI 10939428642 hospitals5 groupsContacts
Nisha S. Ramsinghani, DONPI 10334852221 hospital4 groupsContacts
Jody M M. Rawles, MDNPI 13160275681 hospital1 groupContacts
Paul Francis Reardon, MDNPI 1396951828--Contacts
Kalyn Lalla Reddy, MDNPI 1578190674-1 groupContacts

Showing 1 to 10 of 68 Orange psychiatrists

The list shows the 68 psychiatrists with a public profile. The other 14 are counted in the total and searchable with a free account.

Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data

For health IT teams

Find Orange psychiatrists by the EHR they use

Dmand AI has the EHR for 61 of 82 Orange psychiatrists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.

UCI Department of Psychiatry & Human Behavior has the most psychiatrists in Orange, with 18

OC Health Care Agency is second with 6, and OC Progressive Recovery third with 6. Counts are psychiatrists with a California address linked to each group.

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

UCI Health - Orange has the most affiliated psychiatrists in Orange, with 29

Providence St. Joseph Hospital Orange is second with 9, and Cedars-Sinai Medical Center third with 2. Orange psychiatrists are affiliated with 10 hospitals in all.

Hospitals with the most psychiatrists in Orange
#HospitalHealth systemPsychiatrists
1UCI Health - OrangeOrangeUC Irvine29
2Providence St. Joseph Hospital OrangeOrangeProvidence9
3Cedars-Sinai Medical CenterLos AngelesCedars-Sinai Health System2
4Riverside Community HospitalRiversideHCA Healthcare1
5Ventura County Medical CenterVenturaVentura County Health Care Agency1
6West Anaheim Medical CenterAnaheimPrime Healthcare1
7L.A. Downtown Medical CenterLos AngelesDowntown Medical Center1
8Foothill Regional Medical CenterTustinAstrana Health1
9Anaheim Community HospitalAnaheimSignature HealthCARE1
10Ocean View Psychiatric Health FacilityLong BeachCenExel Clinical Research1

Top 10 of 10 Orange hospitals with an affiliated psychiatristAll 5 Orange hospitals

See every hospital and group for each Orange psychiatrist

Each public profile names one place a psychiatrist practices. A free account shows all of them, with the employer, the EHR and validated contacts.

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Source: Dmand AI Affiliation Data

Most Orange psychiatrists practice at a hospital: 40 of the 50 with a mapped site

30 also practice at a medical group site, and 5 at physician offices. A psychiatrist can practice at several kinds of site, so the shares overlap.

Orange psychiatrists by site of care

  1. Hospitals40
  2. Medical group practices30
  3. Physician offices5

Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

29% of Orange psychiatrists finished medical school 30 or more years ago

11 of the 38 Orange psychiatrists with a graduation year on file. 13 graduated in the last 10 years.

Physicians by years since medical school

  1. Under 10 years ago13
  2. 10 to 19 years ago6
  3. 20 to 29 years ago8
  4. 30 to 39 years ago5
  5. 40 or more years ago6

Source: Dmand AI Professional Profile Data

Every Orange psychiatrist profile shows current hospitals and groups, Medicare activity and NPI details

  • Primary practiceThe main place they practice, with its type and cityOn every profile
  • Every site of careEach hospital, clinic and group where they practice nowWith a free account
  • EmployerThe organization they work for, when one is on fileWith a free account
  • Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
  • Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
  • Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
  • Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
  • Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
  • NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
  • Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
  • EHR in useThe EHR at each site where they practiceWith a free account
  • Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account

Free account: 30 days free, self-serve, no credit card.

Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data

Sources for the Orange psychiatrist directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand AI Professional Profile Data

Data last refreshed October 2026Report an inaccuracyRemove my information

Psychiatrists are HCPs whose primary specialty is psychiatry (taxonomy code 2084P0800X), with an active NPI and an Orange practice address.

FAQ

Frequently asked questions about psychiatrists in Orange

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

How many psychiatrists are in Orange?

82 psychiatrists have an active NPI, an Orange practice address and psychiatry (taxonomy code 2084P0800X) as their primary specialty. 53 of them are linked to a hospital or medical group.

Which Orange medical groups have the most psychiatrists?

UCI Department of Psychiatry & Human Behavior, with 18, followed by OC Health Care Agency with 6 and OC Progressive Recovery with 6.

Which Orange hospitals have the most psychiatrists?

UCI Health - Orange, with 29 affiliated psychiatrists, followed by Providence St. Joseph Hospital Orange with 9 and Cedars-Sinai Medical Center with 2.

What share of Orange psychiatrists practice at a hospital?

40 of the 50 Orange psychiatrists with a mapped site of care, or 80%, have a current hospital affiliation.

What is the taxonomy code for psychiatry?

2084P0800X is the NPPES taxonomy code for psychiatry. Sub-specialties with their own code are counted on their own lists.

How can I contact psychiatrists in Orange?

Dmand AI finds validated work emails, mobile numbers and practice phone numbers for psychiatrists in Orange through healthcare waterfall enrichment, matched to the site where each one practices now. They are available with a free Dmand AI account: 30 days free, self-serve, no credit card.

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Find the right contacts among Orange psychiatrists

Search 82 Orange psychiatrists by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.

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