Dr. Willy Alexis, MD
- Medicare services, 2024
- 28
- Medicare patients, 2024
- 27
- Part D claims, 2024
- 34
- Hospital affiliations
- 1
- Industry payments
- $357
- Practice address
- 976 North Broadway, Yonkers, NY 10701
- Practice phone
- Call (914) 964-4444
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Alexis' 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. Willy Alexis is a psychiatrist in Yonkers, New York
Dr. Alexis practices at St. John's Riverside Hospital in Yonkers, New York, part of St. John's Riverside Hospital.
Dr. Alexis' NPI, 1164568564, was assigned on January 30, 2007. Dr. Alexis holds New York license 200184.
- NPI
- 1164568564NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6709945066
- NPI enumeration date
- January 30, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (914) 964-4444
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 74
- Medical school graduation
- 1978
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Willy Alexis practices at 2 locations in Yonkers, New York
Dr. Alexis' primary practice is St. John's Riverside Hospital, at 976 North Broadway, Yonkers, NY 10701 in Westchester County. The practice phone is (914) 964-4444. Dr. Alexis also practices at St Johns Riverside Hospital - Andrus Pavillion, 967 N Broadway, Yonkers, NY 10701.
- St. John's Riverside HospitalPrimary976 North Broadway, Yonkers, NY 10701 · Westchester CountyPhone(914) 964-4444
- St Johns Riverside Hospital - Andrus Pavillion967 N Broadway, Yonkers, NY 10701 · Westchester CountyPhone(914) 964-4205
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Willy Alexis is affiliated with 4 sites of care and 2 medical groups
Dr. Alexis' primary practice is St. John's Riverside Hospital in Yonkers, New York, part of St. John's Riverside Hospital. The medical group on file is Symphony Medical. Dmand AI also links Dr. Alexis to 2 more group practices and clinics, 1 breast imaging center and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Willy Alexis' practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Alexis practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| St. John's Riverside Hospital | Available with a free account |
| +3 more sites and 1 medical group | 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 St. John's Riverside Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Willy Alexis is one of 4,448 psychiatrists in New York
Psychiatry is Dr. Alexis' primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Alexis is licensed in New York.
Specialties and state licenses
- Psychiatry, New YorkPrimary
Psychiatrists near Dr. Alexis
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. Willy Alexis billed Medicare for 28 services in 2024
CMS data shows 28 Medicare services from Dr. Alexis across 1 procedure code in 2024, for 27 Medicare patients. Medicare paid $3,930 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Alexis' Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 412024: 2832%
Dr. Alexis compared with the New York median for psychiatrists, 2024
- Dr. Alexis
- New York median
- Medicare services
- 28vs 14280% below
- Medicare patients
- 27vs 4134% below
- Part D claims
- 12vs 12490% below
Medians across 5,024 psychiatrists in New York with Dmand AI profiles that report each measure.
Dr. Alexis' most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Willy Alexis treated 27 Medicare patients in 2024, average age 58
CMS counts 27 Medicare patients who saw Dr. Alexis in 2024. The largest group is under 65, with 14 patients. 75% of them have alcohol and drug use disorders, and 75% have anxiety. Their average risk score is 1.94, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Alexis' median patient age at 63, with 24% women.
Dr. Alexis' Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Dr. Alexis' Medicare patients, 2024
- Alcohol and drug use disorders75%
- Anxiety75%
- Depression75%
- Mood disorders75%
- Tobacco use75%
- High blood pressure67%
- Bipolar disorder52%
- High cholesterol48%
Share of Medicare patients with each condition. A patient can have several.
Dr. Alexis' patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women24%
- Men70%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Willy Alexis wrote 34 Medicare Part D claims in 2024
In 2024, Dr. Alexis wrote 34 Medicare Part D claims for 24 patients. 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 $96 in total drug cost. In 2018, CMS named 15 claims across 1 drug.
Dr. Alexis' most prescribed drugs by claims, 2023
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, 2018 to 2023
- 2018
- 2023
- Claims for drugs CMS names
- 2018: 152023: 1220%
Drugs named by CMS: 1 in 2023, 1 in 2018.
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
How Dr. Willy Alexis takes part in Medicare
Dr. Alexis accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Willy Alexis received $357 in industry payments from 2016 to 2024
CMS Open Payments shows 18 general payments to Dr. Alexis from 8 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Allergan Inc. paid the most, $97.
General payments to Dr. Alexis by program year, 2016 to 2024
Companies that paid Dr. Alexis the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Willy Alexis'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Willy Alexis
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. Willy Alexis' NPI number?
Dr. Willy Alexis' NPI number is 1164568564. It was assigned on January 30, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Willy Alexis?
Dr. Willy Alexis is a psychiatrist in Yonkers, New York. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Willy Alexis practice?
Dr. Alexis practices at 976 North Broadway, Yonkers, NY 10701. Dr. Alexis also practices at 967 N Broadway, Yonkers, NY 10701. Dr. Alexis' primary practice is St. John's Riverside Hospital in Yonkers, New York, part of St. John's Riverside Hospital. Dmand AI also links Dr. Alexis to 2 group practices and clinics, 1 breast imaging center and 1 medical group.
What is Dr. Willy Alexis' office phone number?
The practice phone on file for Dr. Alexis is (914) 964-4444.
What is Dr. Willy Alexis' medical license number?
Dr. Alexis holds New York license 200184.
Which hospitals is Dr. Willy Alexis affiliated with?
Dr. Alexis practices at St. John's Riverside Hospital in Yonkers, New York.
What medical group is Dr. Willy Alexis part of?
Dr. Alexis is linked to Symphony Medical. Dmand AI links Dr. Alexis to 1 more medical group.
Does Dr. Willy Alexis accept Medicare?
Yes. CMS data shows Dr. Alexis billed Medicare for 28 services in 2024, and Dr. Alexis accepts Medicare assignment.
How many Medicare patients does Dr. Willy Alexis see?
CMS counts 27 Medicare patients who saw Dr. Alexis in 2024, with an average age of 58.
What services does Dr. Willy Alexis bill to Medicare?
In 2024, Dr. Alexis' most billed Medicare services were psychiatric service (90792).
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What drugs does Dr. Willy Alexis prescribe most?
In 2023 Medicare Part D data, Dr. Alexis' most prescribed drugs by claims were Quetiapine Fumarate.
Has Dr. Willy Alexis received payments from drug or device companies?
CMS Open Payments shows $357 in general payments to Dr. Alexis from 8 companies from 2016 to 2024. The largest total came from Allergan Inc.
How long has Dr. Willy Alexis been practicing?
Dr. Alexis graduated from medical school in 1978, 48 years ago.
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