Dr. Ann Cassidy, DO
- Medicare services, 2020
- 212
- Part D claims, 2024
- 12
- Hospital affiliations
- 1
- Medical groups
- 2
- Insurance carriers
- 3
- Practice address
- 550 1st Ave, New York, NY 10016
- Practice phone
- Call (212) 263-1481
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
NYU Langone - Tisch Hospital
New York, New York
Find Dr. Cassidy's professional email, personal email and mobile number
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Dr. Ann Cassidy is a psychiatrist in New York, New York
Dr. Cassidy practices at NYU Langone - Tisch Hospital in New York, New York.
Dr. Cassidy's NPI, 1609261072, was assigned on April 2, 2015. Dr. Cassidy graduated from Pcom in 2015. Dr. Cassidy holds North Carolina license 289969.
- NPI
- 1609261072NPI Registry (opens in a new tab)
- NPI enumeration date
- April 2, 2015
- NPI status
- Active
- Practice phone
- (212) 263-1481
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Dr. Ann Cassidy practices at NYU Langone - Tisch Hospital in New York, New York
Dr. Cassidy's primary practice is NYU Langone - Tisch Hospital, at 550 1st Ave, New York, NY 10016 in New York County. The practice phone is (212) 263-1481.
- NYU Langone - Tisch Hospital550 1st Ave, New York, NY 10016 · New York CountyPhone(212) 263-1481
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Ann Cassidy is affiliated with 2 sites of care and 2 medical groups
Dr. Cassidy's primary practice is NYU Langone - Tisch Hospital in New York, New York. Dr. Cassidy is also affiliated with Mount Sinai West. The medical group on file is Mount Sinai Institute for Liver Medicine. Dmand AI also links Dr. Cassidy to 1 more medical group, named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ann Cassidy's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Cassidy practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| NYU Langone - Tisch Hospital | Available with a free account |
| +1 more site and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Ann Cassidy is one of 4,448 psychiatrists in New York
Psychiatry is Dr. Cassidy's primary specialty in the NPI Registry, under taxonomy code 2084P0800X. Dr. Cassidy is board certified in psychiatry by the American Board of Psychiatry and Neurology. Dr. Cassidy is licensed in North Carolina.
Specialties and state licenses
- Psychiatry, North CarolinaPrimary
Psychiatrists near Dr. Cassidy
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. Ann Cassidy billed Medicare for 212 services in 2020
CMS data shows 212 Medicare services from Dr. Cassidy across 2 procedure codes in 2020. Medicare paid $8,094 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Cassidy's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 372020: 212473%
Dr. Cassidy compared with the New York median for psychiatrists, 2020
- Dr. Cassidy
- New York median
- Medicare services
- 212vs 14249% above
- Part D claims
- 11vs 12491% below
Medians across 5,024 psychiatrists in New York with Dmand AI profiles that report each measure.
Dr. Cassidy's most billed Medicare procedure codes, 2020
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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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Cassidy and other psychiatrists in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ann Cassidy's patients have a median age of 37
Across all payers, Dmand AI patient panel data puts Dr. Cassidy's median patient age at 37, with 71% women.
Dr. Cassidy's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 37
Patient panel by sex, all payers
- Women71%
- Men26%
Source: Dmand AI Patient Panel Data
Dr. Ann Cassidy wrote 12 Medicare Part D claims in 2024
In 2024, Dr. Cassidy wrote 12 Medicare Part D claims. 92% of them were for generic drugs. CMS names the drug for 11 of them, across 1 drug with 11 or more claims each, at $118 in total drug cost. In 2019, CMS named 26 claims across 2 drugs.
Dr. Cassidy's Part D claims by kind of drug, 2024
- Generic11 claims92%
- Brand-name and other1 claims8%
Dr. Cassidy's most prescribed drugs by claims, 2022
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, 2019 to 2022
- 2019
- 2022
- Claims for drugs CMS names
- 2019: 262022: 1158%
Drugs named by CMS: 1 in 2022, 2 in 2019.
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. Ann Cassidy graduated from Pcom
Dr. Cassidy graduated from Pcom in 2015.
- Medical school
- Board certified in psychiatry
- Board certified in 2022 - 2025
- Board certified in 2019 - 2025
- Board certified in 2024 - present
- Board certified in 2021 - 2025
- Board certified in 2023 - 2025
- Board certified in 2017 - 2026
Source: Dmand AI Professional Profile Data
Dr. Ann Cassidy accepts plans from 3 insurance carriers
Dr. Cassidy is in network with 3 carriers, including Aetna, MVP Health Care and NY State Medicaid. PPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
- Aetna
- MVP Health Care
- NY State Medicaid
Plan types Dr. Cassidy accepts, by number of carriers
- PPO2
- EPO1
- Medicaid1
- POS1
Source: Dmand AI Insurance Network Data
Sources for Dr. Ann Cassidy'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 Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand 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) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network 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. Ann Cassidy
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. Ann Cassidy's NPI number?
Dr. Ann Cassidy's NPI number is 1609261072. It was assigned on April 2, 2015, and it is active in the NPI Registry.
What kind of doctor is Dr. Ann Cassidy?
Dr. Ann Cassidy is a psychiatrist in New York, New York. The primary specialty in the NPI Registry is Psychiatry Physician (taxonomy code 2084P0800X).
Where does Dr. Ann Cassidy practice?
Dr. Cassidy practices at 550 1st Ave, New York, NY 10016. Dr. Cassidy's primary practice is NYU Langone - Tisch Hospital in New York, New York. Dmand AI also links Dr. Cassidy to 1 medical group.
What is Dr. Ann Cassidy's office phone number?
The practice phone on file for Dr. Cassidy is (212) 263-1481.
What is Dr. Ann Cassidy's medical license number?
Dr. Cassidy holds North Carolina license 289969.
Which hospitals is Dr. Ann Cassidy affiliated with?
Dr. Cassidy is affiliated with Mount Sinai West.
What medical group is Dr. Ann Cassidy part of?
Dr. Cassidy is linked to Mount Sinai Institute for Liver Medicine. Dmand AI links Dr. Cassidy to 1 more medical group.
Does Dr. Ann Cassidy accept Medicare?
Yes. CMS data shows Dr. Cassidy billed Medicare for 212 services in 2020.
Is Dr. Ann Cassidy board certified?
Yes. Dr. Cassidy is board certified in psychiatry by the American Board of Psychiatry and Neurology.
What services does Dr. Ann Cassidy bill to Medicare?
In 2020, Dr. Cassidy's most billed Medicare services were hospital inpatient care (99231) and hospital inpatient care (99221).
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Where did Dr. Ann Cassidy go to medical school?
Dr. Cassidy graduated from Pcom in 2015.
What drugs does Dr. Ann Cassidy prescribe most?
In 2022 Medicare Part D data, Dr. Cassidy's most prescribed drugs by claims were Bupropion XL.
How long has Dr. Ann Cassidy been practicing?
Dr. Cassidy graduated from medical school in 2015, 11 years ago.
What insurance does Dr. Ann Cassidy accept?
Dr. Cassidy is in network with 3 carriers, including Aetna, MVP Health Care and NY State Medicaid. PPO plans come from the most carriers, 2. Check the plan with the practice before a visit.
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