Kyle Patrick O'Brien, APRN
- Medicare patients, 2024
- 137
- Part D claims, 2024
- 561
- Hospital affiliations
- 2
- Industry payments
- $125
- Medical group
- 1
- Practice address
- 50 Division St, New Haven, CT 06511
- Practice phone
- Call (203) 785-2140
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yale Medicine
New Haven, Connecticut
Find Kyle O'Brien'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.
Kyle Patrick O'Brien is a gerontology nurse practitioner in New Haven, Connecticut
Kyle O'Brien practices at Yale Medicine in New Haven, Connecticut.
Kyle O'Brien's NPI, 1639950744, was assigned on October 13, 2023. Kyle O'Brien holds Connecticut license 12501.
- NPI
- 1639950744NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1951752278
- NPI enumeration date
- October 13, 2023
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (203) 785-2140
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Kyle Patrick O'Brien practices at Yale Medicine in New Haven, Connecticut
Kyle O'Brien's primary practice is Yale Medicine, at 50 Division St, New Haven, CT 06511 in South Central Ct County. The practice phone is (203) 785-2140.
- Yale Medicine50 Division St, New Haven, CT 06511 · South Central Ct CountyPhone(203) 785-2140
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Kyle Patrick O'Brien is affiliated with 4 sites of care and 1 medical group
Kyle O'Brien's primary practice is Yale Medicine in New Haven, Connecticut. Kyle O'Brien is also affiliated with Yale New Haven Hospital. The medical group on file is Yale Health. Dmand AI also links Kyle O'Brien to 1 more hospital and 1 group practice or clinic, each 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 Kyle Patrick O'Brien's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kyle O'Brien practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale Medicine | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Kyle Patrick O'Brien is one of 137 gerontology nurse practitioners in Connecticut
Gerontology is Kyle O'Brien's primary specialty in the NPI Registry, under taxonomy code 363LG0600X. Kyle O'Brien is licensed in Connecticut.
Specialties and state licenses
- Gerontology nurse practitioner, ConnecticutPrimary
Gerontology nurse practitioners near Kyle O'Brien
Counts of gerontology nurse practitioners 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
Kyle Patrick O'Brien treated 137 Medicare patients in 2024, average age 73
CMS counts 137 Medicare patients who saw Kyle O'Brien in 2024. The largest group is 65 to 74, with 81 patients. 75% of them have high cholesterol, and 69% have high blood pressure. Their average risk score is 0.98, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Kyle O'Brien's median patient age at 69, with 61% women.
Kyle O'Brien's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Kyle O'Brien's Medicare patients by sex, 2024
- Women8159%
- Men5641%
Chronic conditions among Kyle O'Brien's Medicare patients, 2024
- High cholesterol75%
- High blood pressure69%
- Arthritis43%
- Ischemic heart disease25%
- Cancer23%
- Mood disorders22%
- Diabetes21%
- Osteoporosis21%
Share of Medicare patients with each condition. A patient can have several.
Kyle O'Brien's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 69
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kyle Patrick O'Brien wrote 561 Medicare Part D claims in 2024
In 2024, Kyle O'Brien wrote 561 Medicare Part D claims for 373 patients. 83% of them were for generic drugs.
Kyle O'Brien's Part D claims by kind of drug, 2024
- Generic466 claims83%
- Brand-name95 claims17%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Kyle Patrick O'Brien offers telehealth to Medicare patients
Kyle O'Brien accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Kyle O'Brien as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Kyle Patrick O'Brien received $125 in industry payments in 2025
CMS Open Payments shows 1 general payment to Kyle O'Brien from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. ViiV Healthcare Company paid the most, $125.
Companies that paid Kyle O'Brien the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Kyle Patrick O'Brien'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 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) |
| 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 Kyle Patrick O'Brien
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kyle Patrick O'Brien's NPI number?
Kyle Patrick O'Brien's NPI number is 1639950744. It was assigned on October 13, 2023, and it is active in the NPI Registry.
What does Kyle Patrick O'Brien specialize in?
Kyle Patrick O'Brien is a gerontology nurse practitioner in New Haven, Connecticut. The primary specialty in the NPI Registry is Gerontology Nurse Practitioner (taxonomy code 363LG0600X).
Where does Kyle Patrick O'Brien practice?
Kyle O'Brien practices at 50 Division St, New Haven, CT 06511. Kyle O'Brien's primary practice is Yale Medicine in New Haven, Connecticut. Dmand AI also links Kyle O'Brien to 1 hospital and 1 group practice or clinic.
What is Kyle Patrick O'Brien's office phone number?
The practice phone on file for Kyle O'Brien is (203) 785-2140.
What is Kyle Patrick O'Brien's medical license number?
Kyle O'Brien holds Connecticut license 12501.
Which hospitals is Kyle Patrick O'Brien affiliated with?
Kyle O'Brien is affiliated with Yale New Haven Hospital. Dmand AI links Kyle O'Brien to 1 more hospital.
What medical group is Kyle Patrick O'Brien part of?
Kyle O'Brien is linked to Yale Health.
Does Kyle Patrick O'Brien accept Medicare?
Yes. CMS lists Kyle O'Brien as accepting Medicare assignment.
Does Kyle Patrick O'Brien offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Kyle O'Brien as offering telehealth services.
How many Medicare patients does Kyle Patrick O'Brien see?
CMS counts 137 Medicare patients who saw Kyle O'Brien in 2024, with an average age of 73.
Has Kyle Patrick O'Brien received payments from drug or device companies?
CMS Open Payments shows $125 in general payments to Kyle O'Brien from 1 company from 2025 to 2025. The largest total came from ViiV Healthcare Company.
How long has Kyle Patrick O'Brien been practicing?
Kyle O'Brien graduated from medical school in 2023, 3 years ago.
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