Dr. Carol Ramzi Kiriakos, MD

  • Thousand Oaks, CA
  • Psychiatrist
NPI1184756314
Part D claims, 2024
207
Industry payments
$44
Insurance carriers
1
State licenses
3
Year NPI issued
2007
Practice address
1414 E Thousand Oaks Blvd, Thousand Oaks, CA 91362
Practice phone
Call (833) 239-3552
Professional email
Get professional email
Personal email
Get personal email
Mobile number
Get mobile number
Social profiles

Primary practice

La Ventana Treatment Programs

Thousand Oaks, California

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Dr. Carol Ramzi Kiriakos is a psychiatrist in Thousand Oaks, California

Dr. Kiriakos practices at La Ventana Treatment Programs in Thousand Oaks, California.

Dr. Kiriakos' NPI, 1184756314, was assigned on March 12, 2007. Dr. Kiriakos graduated from Penn State College of Medicine in 2001. Dr. Kiriakos holds California license A85546.

NPI and contact details
NPI enumeration date
March 12, 2007
NPI status
Active
Practice phone
(833) 239-3552
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Medical school graduation
2001

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data

Dr. Carol Ramzi Kiriakos practices at La Ventana Treatment Programs in Thousand Oaks, California

Dr. Kiriakos' primary practice is La Ventana Treatment Programs, at 1414 E Thousand Oaks Blvd, Thousand Oaks, CA 91362 in Ventura County. The practice phone is (833) 239-3552.

  • La Ventana Treatment Programs
    1414 E Thousand Oaks Blvd, Thousand Oaks, CA 91362 · Ventura CountyPhone(833) 239-3552

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

Dr. Carol Ramzi Kiriakos is affiliated with 1 site of care

Dr. Kiriakos' primary practice is La Ventana Treatment Programs in Thousand Oaks, California.

La Ventana Treatment ProgramsThousand Oaks, CaliforniaPrimary

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

Dmand AI tracks the EHR system at Dr. Carol Ramzi Kiriakos' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kiriakos practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
La Ventana Treatment ProgramsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Carol Ramzi Kiriakos is one of 6,803 psychiatrists in California

Psychiatry is Dr. Kiriakos' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Kiriakos is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dmand AI has Dr. Kiriakos' licenses on file in 3 states: California, Illinois and Ohio.

Specialties and state licenses

  • Psychiatry, CaliforniaPrimaryLicense A85546 · 2003 to 2027 · taxonomy 2084P0800X
  • Illinois license2012 to 2014
  • Ohio license2001 to 2002

Psychiatrists near Dr. Kiriakos

Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.

6,803psychiatrists in California
5psychiatrists in Thousand Oaks

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Carol Ramzi Kiriakos' patients have a median age of 34

Across all payers, Dmand AI patient panel data puts Dr. Kiriakos' median patient age at 34, with 56% women.

Dr. Kiriakos' patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 34

Patient panel by sex, all payers

  • Women56%
  • Men42%

Source: Dmand AI Patient Panel Data

Dr. Carol Ramzi Kiriakos wrote 207 Medicare Part D claims in 2024

In 2024, Dr. Kiriakos wrote 207 Medicare Part D claims for 16 patients. 96% of them were for generic drugs. CMS names the drug for 82 of them, across 4 drugs with 11 or more claims each, at $1,456 in total drug cost. In 2023, CMS named 52 claims across 3 drugs.

Part D claims, 2024207
Drugs named by CMS4
Total drug cost$1,456
Part D patients16

Dr. Kiriakos' Part D claims by kind of drug, 2024

  • Generic199 claims96%
  • Brand-name and other8 claims4%

Dr. Kiriakos' most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dr. Kiriakos' Part D claims, 2024

  • Antipsychotics, patients 65 and over6%12 of 207 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 522024: 8258%

Drugs named by CMS: 4 in 2024, 3 in 2023.

See all prescribing by Dr. Kiriakos

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

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Dr. Carol Ramzi Kiriakos received $44 in industry payments from 2016 to 2018

CMS Open Payments shows 2 general payments to Dr. Kiriakos from 2 drug and device companies from 2016 to 2018. Food and beverage make up the largest share, 100% of the total. Shire North American Group Inc paid the most, $25.

General payments to Dr. Kiriakos by program year, 2016 to 2018

Companies that paid Dr. Kiriakos the most, 2016 to 2018

Share is of all general payments to this clinician.

See all payments to Dr. Kiriakos

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Carol Ramzi Kiriakos graduated from Penn State College of Medicine

Dr. Kiriakos graduated from Penn State College of Medicine in 2001.

  1. Medical schoolPenn State College of Medicine
  2. Board certified in psychiatryAmerican Board of Psychiatry and Neurology

Source: Dmand AI Professional Profile Data

Dr. Carol Ramzi Kiriakos accepts plans from 1 insurance carrier

Dr. Kiriakos is in network with 1 carrier, including Aetna. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

  • Aetna

Plan types Dr. Kiriakos accepts, by number of carriers

  1. EPO1
  2. HMO1
  3. Medicare1
  4. POS1
  5. PPO1

Source: Dmand AI Insurance Network Data

Sources for Dr. Carol Ramzi Kiriakos's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Carol Ramzi Kiriakos

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

What is Dr. Carol Ramzi Kiriakos' NPI number?

Dr. Carol Ramzi Kiriakos' NPI number is 1184756314. It was assigned on March 12, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Carol Ramzi Kiriakos?

Dr. Carol Ramzi Kiriakos is a psychiatrist in Thousand Oaks, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).

Where does Dr. Carol Ramzi Kiriakos practice?

Dr. Kiriakos practices at 1414 E Thousand Oaks Blvd, Thousand Oaks, CA 91362. Dr. Kiriakos' primary practice is La Ventana Treatment Programs in Thousand Oaks, California.

What is Dr. Carol Ramzi Kiriakos' office phone number?

The practice phone on file for Dr. Kiriakos is (833) 239-3552.

What is Dr. Carol Ramzi Kiriakos' medical license number?

Dr. Kiriakos holds California license A85546, one of the licenses on file in 3 states.

Which states has Dr. Carol Ramzi Kiriakos been licensed in?

Dmand AI has state licenses on file for Dr. Kiriakos in California (2003 to 2027), Illinois (2012 to 2014) and Ohio (2001 to 2002).

Is Dr. Carol Ramzi Kiriakos board certified?

Yes. Dr. Kiriakos is board certified in psychiatry by the American Board of Psychiatry and Neurology.

Where did Dr. Carol Ramzi Kiriakos go to medical school?

Dr. Kiriakos graduated from Penn State College of Medicine in 2001.

What drugs does Dr. Carol Ramzi Kiriakos prescribe most?

In 2024 Medicare Part D data, Dr. Kiriakos' most prescribed drugs by claims were Venlafaxine HCl ER, Gabapentin and Mirtazapine.

Has Dr. Carol Ramzi Kiriakos received payments from drug or device companies?

CMS Open Payments shows $44 in general payments to Dr. Kiriakos from 2 companies from 2016 to 2018. The largest total came from Shire North American Group Inc.

How long has Dr. Carol Ramzi Kiriakos been practicing?

Dr. Kiriakos graduated from medical school in 2001, 25 years ago.

What insurance does Dr. Carol Ramzi Kiriakos accept?

Dr. Kiriakos is in network with 1 carrier, including Aetna. EPO plans come from the most carriers, 1. Check the plan with the practice before a visit.

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