Dr. Mary Youssef, MD
- Medicare services, 2023
- 160
- Part D claims, 2024
- 44
- Publications
- 6
- Hospital affiliations
- 1
- Industry payments
- $129
- Practice address
- 4 Valley Health Plaza, Paramus, NJ 07652
- Practice phone
- Call (201) 447-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Youssef's professional email, personal email and mobile number
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Dr. Mary Youssef is a psychiatrist in Paramus, New Jersey
Dr. Youssef practices at The Valley Hospital in Paramus, New Jersey, part of Valley Health System.
Dr. Youssef's NPI, 1316471329, was assigned on April 17, 2017. Dr. Youssef graduated from Cairo University School of Medicine in 1999. Dr. Youssef holds New Jersey license 25MA11457800.
- NPI
- 1316471329NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8224416920
- NPI enumeration date
- April 17, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (201) 447-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 53
- Medical school graduation
- 1999
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Mary Youssef practices at The Valley Hospital in Paramus, New Jersey
Dr. Youssef's primary practice is The Valley Hospital, at 4 Valley Health Plaza, Paramus, NJ 07652 in Bergen County. The practice phone is (201) 447-8000.
- The Valley Hospital4 Valley Health Plaza, Paramus, NJ 07652 · Bergen CountyPhone(201) 447-8000
Source: Dmand AI Affiliation Data
Dr. Mary Youssef is affiliated with 2 sites of care and 1 medical group
Dr. Youssef's primary practice is The Valley Hospital in Paramus, New Jersey, part of Valley Health System. The medical group on file is Wayne Behavioral. Dmand AI also links Dr. Youssef to 1 more physician office, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Mary Youssef's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Youssef practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Valley Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across Valley Health System and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Mary Youssef is one of 1,216 psychiatrists in New Jersey
Psychiatry is Dr. Youssef's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dmand AI has Dr. Youssef's licenses on file in 2 states: New Jersey and New York.
Specialties and state licenses
- Psychiatry, New JerseyPrimary
- New York license
Psychiatrists near Dr. Youssef
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. Mary Youssef billed Medicare for 160 services in 2023
CMS data shows 160 Medicare services from Dr. Youssef across 3 procedure codes in 2023. Medicare paid $12,168 for them. Every service was in an office.
Dr. Youssef's Medicare services by type, 2022 to 2023
- 2022
- 2023
- Office and hospital visits
- 2022: 262023: 84223%
- Tests and treatments
- 2022: 192023: 76300%
Dr. Youssef compared with the New Jersey median for psychiatrists, 2023
- Dr. Youssef
- New Jersey median
- Medicare services
- 160vs 18413% below
- Part D claims
- 12vs 17593% below
Medians across 1,365 psychiatrists in New Jersey with Dmand AI profiles that report each measure.
Dr. Youssef's most billed Medicare procedure codes, 2023
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Youssef?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Youssef and other psychiatrists in New Jersey.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Mary Youssef's patients have a median age of 41
Across all payers, Dmand AI patient panel data puts Dr. Youssef's median patient age at 41, with 65% women.
Dr. Youssef's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 41
Patient panel by sex, all payers
- Women65%
- Men26%
Source: Dmand AI Patient Panel Data
Dr. Mary Youssef wrote 44 Medicare Part D claims in 2024
In 2024, Dr. Youssef wrote 44 Medicare Part D claims. 100% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $412 in total drug cost. In 2023, CMS named 287 claims across 13 drugs.
Dr. Youssef's 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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2872024: 1296%
Drugs named by CMS: 1 in 2024, 13 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
Dr. Mary Youssef offers telehealth to Medicare patients
Dr. Youssef accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Youssef as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Mary Youssef has 6 publications on record
Dmand AI links 6 papers to Dr. Youssef, published from 2015 to 2024. Dr. Youssef's most frequent co-authors are Nancy Lee, MD, Irini Yacoub, MD and Yuvraj Singh Chowdhury, MD.
Dr. Youssef's papers by year, 2015 to 2024
Dr. Youssef's most frequent co-authors
Recent publications by Dr. Youssef
See who Dr. Youssef researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Youssef works with, so you can find a warm path to the right psychiatrists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Mary Youssef received $129 in industry payments from 2024 to 2025
CMS Open Payments shows 6 general payments to Dr. Youssef from 2 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Merck Sharp & Dohme Corporation paid the most, $98.
General payments to Dr. Youssef by program year, 2024 to 2025
Companies that paid Dr. Youssef the most, 2024 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Mary Youssef graduated from Cairo University School of Medicine
Dr. Youssef graduated from Cairo University School of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Mary Youssef'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 services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| 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. Mary Youssef
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. Mary Youssef's NPI number?
Dr. Mary Youssef's NPI number is 1316471329. It was assigned on April 17, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Mary Youssef?
Dr. Mary Youssef is a psychiatrist in Paramus, New Jersey. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Mary Youssef practice?
Dr. Youssef practices at 4 Valley Health Plaza, Paramus, NJ 07652. Dr. Youssef's primary practice is The Valley Hospital in Paramus, New Jersey, part of Valley Health System. Dmand AI also links Dr. Youssef to 1 physician office.
What is Dr. Mary Youssef's office phone number?
The practice phone on file for Dr. Youssef is (201) 447-8000.
What is Dr. Mary Youssef's medical license number?
Dr. Youssef holds New Jersey license 25MA11457800, one of the licenses on file in 2 states.
Which states has Dr. Mary Youssef been licensed in?
Dmand AI has state licenses on file for Dr. Youssef in New Jersey and New York.
Which hospitals is Dr. Mary Youssef affiliated with?
Dr. Youssef practices at The Valley Hospital in Paramus, New Jersey.
What medical group is Dr. Mary Youssef part of?
Dr. Youssef is linked to Wayne Behavioral.
Does Dr. Mary Youssef accept Medicare?
Yes. CMS data shows Dr. Youssef billed Medicare for 160 services in 2023, and Dr. Youssef accepts Medicare assignment.
Does Dr. Mary Youssef offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Youssef as offering telehealth services.
Show 7 more questionsShow fewer questions
What services does Dr. Mary Youssef bill to Medicare?
In 2023, Dr. Youssef's most billed Medicare services were psychiatric service (90833), office visit, established patient (99214) and office visit, established patient (99213).
Where did Dr. Mary Youssef go to medical school?
Dr. Youssef graduated from Cairo University School of Medicine in 1999.
What drugs does Dr. Mary Youssef prescribe most?
In 2024 Medicare Part D data, Dr. Youssef's most prescribed drugs by claims were Modafinil.
Has Dr. Mary Youssef received payments from drug or device companies?
CMS Open Payments shows $129 in general payments to Dr. Youssef from 2 companies from 2024 to 2025. The largest total came from Merck Sharp & Dohme Corporation.
How long has Dr. Mary Youssef been practicing?
Dr. Youssef graduated from medical school in 1999, 27 years ago.
Does Dr. Mary Youssef do research?
Dmand AI links 6 publications to Dr. Youssef, published from 2015 to 2024.
Who does Dr. Mary Youssef publish with?
Dr. Youssef's most frequent co-authors are Nancy Lee, MD (2 shared papers), Irini Yacoub, MD (2 shared papers) and Yuvraj Singh Chowdhury, MD (1 shared paper).
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