Dr. Ian Desouza, MD
- Medicare services, 2024
- 97
- Medicare patients, 2024
- 84
- Part D claims, 2024
- 42
- Hospital affiliations
- 2
- Medical groups
- 2
- Practice address
- 445 Lenox Road, Brooklyn, NY 11203
- Practice phone
- Call (718) 270-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Desouza's 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. Ian Desouza is an emergency medicine physician in Brooklyn, New York
Dr. Desouza practices at University Hospital at Downstate in Brooklyn, New York, part of State University of New York.
Dr. Desouza's NPI, 1659363448, was assigned on August 17, 2005. Dr. Desouza graduated from New York University School of Medicine in 1999. Dr. Desouza holds New York license 2238321-1.
- NPI
- 1659363448NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9638060650
- NPI enumeration date
- August 17, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (718) 270-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- 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. Ian Desouza practices at University Hospital at Downstate in Brooklyn, New York
Dr. Desouza's primary practice is University Hospital at Downstate, at 445 Lenox Road, Brooklyn, NY 11203 in Kings County. The practice phone is (718) 270-1000.
- University Hospital at Downstate445 Lenox Road, Brooklyn, NY 11203 · Kings CountyPhone(718) 270-1000
Source: Dmand AI Affiliation Data
Dr. Ian Desouza is affiliated with 2 sites of care and 2 medical groups
Dr. Desouza's primary practice is University Hospital at Downstate in Brooklyn, New York, part of State University of New York. Dr. Desouza is also affiliated with NYC Health + Hospitals/Kings County. The medical group on file is SUNY Downstate Health Sciences University. Dmand AI also links Dr. Desouza to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Ian Desouza's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Desouza practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| University Hospital at Downstate | Available with a free account |
| +1 more site 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 State University of New York and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Ian Desouza is one of 3,709 emergency medicine physicians in New York
Emergency medicine is Dr. Desouza's primary specialty in the NPI Registry, under taxonomy code 207P00000X. Dr. Desouza is licensed in New York.
Specialties and state licenses
- Emergency medicine, New YorkPrimary
Emergency medicine physicians near Dr. Desouza
Counts of emergency medicine physicians 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. Ian Desouza billed Medicare for 97 services in 2024
CMS data shows 97 Medicare services from Dr. Desouza across 4 procedure codes in 2024, for 84 Medicare patients. Medicare paid $12,383 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Desouza's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 402024: 97143%
Dr. Desouza compared with the New York median for emergency medicine physicians, 2024
- Dr. Desouza
- New York median
- Medicare services
- 97vs 21956% below
- Medicare patients
- 84vs 21661% below
Medians across 3,510 emergency medicine physicians in New York with Dmand AI profiles that report each measure.
Dr. Desouza's 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.
Need commercial claims for Dr. Desouza?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Desouza and other emergency medicine physicians in New York.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ian Desouza treated 84 Medicare patients in 2024, average age 73
CMS counts 84 Medicare patients who saw Dr. Desouza in 2024. The largest group is 65 to 74, with 28 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 62% are also on Medicaid. Their average risk score is 3.64, 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. Desouza's median patient age at 53, with 57% women.
Dr. Desouza's Medicare patients by age, 2024
Dr. Desouza's Medicare patients by sex, 2024
- Women4554%
- Men3946%
Chronic conditions among Dr. Desouza's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis61%
- Diabetes57%
- Chronic kidney disease50%
- Ischemic heart disease50%
- Heart failure39%
- Alzheimer's and dementia35%
Share of Medicare patients with each condition. A patient can have several.
Dr. Desouza's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women57%
- Men41%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ian Desouza wrote 42 Medicare Part D claims in 2024
In 2024, Dr. Desouza wrote 42 Medicare Part D claims for 29 patients. 98% of them were for generic drugs.
Dr. Desouza's Part D claims by kind of drug, 2024
- Generic41 claims98%
- Brand-name and other1 claims2%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dr. Ian Desouza takes part in Medicare
Dr. Desouza 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)
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. Ian Desouza graduated from New York University School of Medicine
Dr. Desouza graduated from New York University School of Medicine in 1999.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Ian Desouza'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | 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) |
| 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. Ian Desouza
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. Ian Desouza's NPI number?
Dr. Ian Desouza's NPI number is 1659363448. It was assigned on August 17, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Ian Desouza?
Dr. Ian Desouza is an emergency medicine physician in Brooklyn, New York. The primary specialty in the NPI Registry is Emergency Medicine Physician (taxonomy code 207P00000X).
Where does Dr. Ian Desouza practice?
Dr. Desouza practices at 445 Lenox Road, Brooklyn, NY 11203. Dr. Desouza's primary practice is University Hospital at Downstate in Brooklyn, New York, part of State University of New York. Dmand AI also links Dr. Desouza to 1 medical group.
What is Dr. Ian Desouza's office phone number?
The practice phone on file for Dr. Desouza is (718) 270-1000.
What is Dr. Ian Desouza's medical license number?
Dr. Desouza holds New York license 2238321-1.
Which hospitals is Dr. Ian Desouza affiliated with?
Dr. Desouza practices at University Hospital at Downstate in Brooklyn, New York. Dr. Desouza is also affiliated with NYC Health + Hospitals/Kings County.
What medical group is Dr. Ian Desouza part of?
Dr. Desouza is linked to SUNY Downstate Health Sciences University. Dmand AI links Dr. Desouza to 1 more medical group.
Does Dr. Ian Desouza accept Medicare?
Yes. CMS data shows Dr. Desouza billed Medicare for 97 services in 2024, and Dr. Desouza accepts Medicare assignment.
How many Medicare patients does Dr. Ian Desouza see?
CMS counts 84 Medicare patients who saw Dr. Desouza in 2024, with an average age of 73.
What services does Dr. Ian Desouza bill to Medicare?
In 2024, Dr. Desouza's most billed Medicare services were emergency department visit (99285), emergency department visit (99284) and emergency department visit (99283).
Where did Dr. Ian Desouza go to medical school?
Dr. Desouza graduated from New York University School of Medicine in 1999.
How long has Dr. Ian Desouza been practicing?
Dr. Desouza graduated from medical school in 1999, 27 years ago.
Selling to emergency medicine practices?
See emergency medicine physicians in New York 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