Dr. Mark S. Kosins, MD
- Part D claims, 2024
- 1,462
- Hospital affiliations
- 1
- Industry payments
- $6,590
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 3865 Jackson Street, Riverside, CA 92503
- Practice phone
- Call (951) 688-2211
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Kosins' professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Mark S. Kosins is a psychiatrist in Riverside, California
Dr. Kosins practices at Parkview Community Hospital Medical Center in Riverside, California, part of AHMC Healthcare.
Dr. Kosins' NPI, 1457424954, was assigned on November 15, 2006. Dr. Kosins graduated from UC Irvine School of Medicine in 1972. Dr. Kosins holds California license A25406.
- NPI
- 1457424954NPI Registry (opens in a new tab)
- NPI enumeration date
- November 15, 2006
- NPI status
- Active
- Practice phone
- (951) 688-2211
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Medical school graduation
- 1972
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Mark S. Kosins practices at Parkview Community Hospital Medical Center in Riverside, California
Dr. Kosins' primary practice is Parkview Community Hospital Medical Center, at 3865 Jackson Street, Riverside, CA 92503 in Riverside County. The practice phone is (951) 688-2211.
- Parkview Community Hospital Medical Center3865 Jackson Street, Riverside, CA 92503 · Riverside CountyPhone(951) 688-2211
Source: Dmand AI Affiliation Data
Dr. Mark S. Kosins is affiliated with 1 site of care
Dr. Kosins' primary practice is Parkview Community Hospital Medical Center in Riverside, California, part of AHMC Healthcare.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mark S. Kosins' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Kosins practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Parkview Community Hospital Medical Center | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across AHMC Healthcare and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mark S. Kosins is one of 6,803 psychiatrists in California
Psychiatry is Dr. Kosins' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Kosins is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dr. Kosins is licensed in California.
Specialties and state licenses
- Psychiatry, CaliforniaPrimary
Psychiatrists near Dr. Kosins
Counts of psychiatrists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Mark S. Kosins' patients have a median age of 67
Across all payers, Dmand AI patient panel data puts Dr. Kosins' median patient age at 67, with 57% women.
Dr. Kosins' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women57%
- Men43%
Source: Dmand AI Patient Panel Data
Dr. Mark S. Kosins wrote 1,462 Medicare Part D claims in 2024
In 2024, Dr. Kosins wrote 1,462 Medicare Part D claims for 78 patients. 93% of them were for generic drugs. CMS names the drug for 1,250 of them, across 40 drugs with 11 or more claims each, at $119,731 in total drug cost. In 2023, CMS named 1,103 claims across 33 drugs.
Dr. Kosins' Part D claims by kind of drug, 2024
- Generic1,355 claims93%
- Brand-name107 claims7%
Dr. Kosins' 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. Kosins' Part D claims, 2024
- Opioids1%14 of 1,462 claims
- Antipsychotics, patients 65 and over9%132 of 1,462 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: 1,1032024: 1,25013%
Drugs named by CMS: 40 in 2024, 33 in 2023.
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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Dr. Mark S. Kosins received $6,590 in industry payments from 2016 to 2025
CMS Open Payments shows 383 general payments to Dr. Kosins from 32 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 100% of the total. Abbvie Inc. paid the most, $1,137.
General payments to Dr. Kosins by program year, 2016 to 2025
General payments to Dr. Kosins by kind, 2016 to 2025
- Food and beverage$6,587100%
- Education$30%
Companies that paid Dr. Kosins the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mark S. Kosins graduated from UC Irvine School of Medicine
Dr. Kosins graduated from UC Irvine School of Medicine in 1972.
- Medical school
- Board certified in psychiatry
Source: Dmand AI Professional Profile Data
Sources for Dr. Mark S. Kosins's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare 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 payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Mark S. Kosins
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. Mark S. Kosins' NPI number?
Dr. Mark S. Kosins' NPI number is 1457424954. It was assigned on November 15, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Mark S. Kosins?
Dr. Mark S. Kosins is a psychiatrist in Riverside, California. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Mark S. Kosins practice?
Dr. Kosins practices at 3865 Jackson Street, Riverside, CA 92503. Dr. Kosins' primary practice is Parkview Community Hospital Medical Center in Riverside, California, part of AHMC Healthcare.
What is Dr. Mark S. Kosins' office phone number?
The practice phone on file for Dr. Kosins is (951) 688-2211.
What is Dr. Mark S. Kosins' medical license number?
Dr. Kosins holds California license A25406.
Which hospitals is Dr. Mark S. Kosins affiliated with?
Dr. Kosins practices at Parkview Community Hospital Medical Center in Riverside, California.
Is Dr. Mark S. Kosins board certified?
Yes. Dr. Kosins is board certified in psychiatry by the American Board of Psychiatry and Neurology.
Where did Dr. Mark S. Kosins go to medical school?
Dr. Kosins graduated from UC Irvine School of Medicine in 1972.
What drugs does Dr. Mark S. Kosins prescribe most?
In 2024 Medicare Part D data, Dr. Kosins' most prescribed drugs by claims were Alprazolam, Dextroamphetamine-Amphetamine and Lorazepam.
Has Dr. Mark S. Kosins received payments from drug or device companies?
CMS Open Payments shows $6,590 in general payments to Dr. Kosins from 32 companies from 2016 to 2025. The largest total came from Abbvie Inc.
How long has Dr. Mark S. Kosins been practicing?
Dr. Kosins graduated from medical school in 1972, 54 years ago.
Selling to psychiatry practices?
See psychiatrists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card