Ryan Riordan, PA-C
- Medicare patients, 2024
- 83
- Part D claims, 2024
- 163
- MIPS score, 2024
- 87
- Hospital affiliations
- 1
- Medical group
- 1
- Practice address
- 20 York Street, New Haven, CT 06510
- Practice phone
- Call (203) 688-5900
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Yale New Haven Psychiatric Hospital (York St)
Psychiatric Inpatient Facility · New Haven, Connecticut
Find Ryan Riordan'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.
Ryan Riordan is a physician assistant in New Haven, Connecticut
Ryan Riordan practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.
Ryan Riordan's NPI, 1972149144, was assigned on November 22, 2019. Ryan Riordan holds Connecticut license 23.004803.
- NPI
- 1972149144NPI Registry (opens in a new tab)
- NPI enumeration date
- November 22, 2019
- NPI status
- Active
- Practice phone
- (203) 688-5900
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Ryan Riordan practices at Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut
Ryan Riordan's primary practice is Yale New Haven Psychiatric Hospital (York St), at 20 York Street, New Haven, CT 06510. The practice phone is (203) 688-5900.
- Yale New Haven Psychiatric Hospital (York St)20 York Street, New Haven, CT 06510Phone(203) 688-5900
Source: Dmand AI Affiliation Data
Ryan Riordan is affiliated with 2 sites of care and 1 medical group
Ryan Riordan's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut. Ryan Riordan is also affiliated with Yale New Haven Hospital. The medical group on file is Yale Health.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ryan Riordan's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ryan Riordan practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Yale New Haven Psychiatric Hospital (York St) | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Ryan Riordan is one of 1,682 physician assistants in Connecticut
Physician assistant is Ryan Riordan's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Dmand AI has Ryan Riordan's licenses on file in 3 states: Connecticut, Colorado and Illinois.
Specialties and state licenses
- Physician assistant, ConnecticutPrimary
- Colorado license
- Illinois license
Physician assistants near Ryan Riordan
Counts of physician assistants 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
Ryan Riordan treated 83 Medicare patients in 2024, average age 71
CMS counts 83 Medicare patients who saw Ryan Riordan in 2024. The largest group is 75 to 84, with 32 patients. 69% of them have high blood pressure, and 69% have high cholesterol. 40% are also on Medicaid. Their average risk score is 1.54, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Ryan Riordan's median patient age at 69, with 59% women.
Ryan Riordan's Medicare patients by age, 2024
Ryan Riordan's Medicare patients by sex, 2024
- Women3947%
- Men4453%
Chronic conditions among Ryan Riordan's Medicare patients, 2024
- High blood pressure69%
- High cholesterol69%
- Arthritis52%
- Mood disorders36%
- Ischemic heart disease35%
- Anxiety33%
- Depression31%
- Chronic kidney disease25%
Share of Medicare patients with each condition. A patient can have several.
Ryan Riordan'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
- Women59%
- Men40%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ryan Riordan wrote 163 Medicare Part D claims in 2024
In 2024, Ryan Riordan wrote 163 Medicare Part D claims for 131 patients. 94% of them were for generic drugs.
Ryan Riordan's Part D claims by kind of drug, 2024
- Generic154 claims94%
- Brand-name and other9 claims6%
Drug classes CMS tracks in Ryan Riordan's Part D claims, 2024
- Antibiotics46%75 of 163 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Ryan Riordan scored 87 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Ryan Riordan for performance year 2024, reported as part of a group.
Ryan Riordan's MIPS scores, performance year 2024
- 87of 100Final score
- 77.4of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 74of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Sources for Ryan Riordan'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 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 | Clinician Public Reporting: Overall MIPS Performance (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 Ryan Riordan
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ryan Riordan's NPI number?
Ryan Riordan's NPI number is 1972149144. It was assigned on November 22, 2019, and it is active in the NPI Registry.
What does Ryan Riordan specialize in?
Ryan Riordan is a physician assistant in New Haven, Connecticut. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Ryan Riordan practice?
Ryan Riordan practices at 20 York Street, New Haven, CT 06510. Ryan Riordan's primary practice is Yale New Haven Psychiatric Hospital (York St) in New Haven, Connecticut.
What is Ryan Riordan's office phone number?
The practice phone on file for Ryan Riordan is (203) 688-5900.
What is Ryan Riordan's medical license number?
Ryan Riordan holds Connecticut license 23.004803, one of the licenses on file in 3 states.
Which states has Ryan Riordan been licensed in?
Dmand AI has state licenses on file for Ryan Riordan in Connecticut, Colorado and Illinois.
Which hospitals is Ryan Riordan affiliated with?
Ryan Riordan is affiliated with Yale New Haven Hospital.
What medical group is Ryan Riordan part of?
Ryan Riordan is linked to Yale Health.
What is Ryan Riordan's MIPS score?
Ryan Riordan's MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.
How many Medicare patients does Ryan Riordan see?
CMS counts 83 Medicare patients who saw Ryan Riordan in 2024, with an average age of 71.
How long has Ryan Riordan been practicing?
Ryan Riordan's NPI was assigned in 2019.
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