Kathryn W. Tierney, APRN
- Medicare patients, 2024
- 74
- Part D claims, 2024
- 2,009
- Hospital affiliations
- 1
- Industry payments
- $3,887
- Medical group
- 1
- Practice address
- 28 Crescent St, Middletown, CT 06457
- Practice phone
- Call (860) 344-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Kathryn Tierney'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.
Kathryn W. Tierney is a family nurse practitioner in Middletown, Connecticut
Kathryn Tierney practices at Middlesex Hospital in Middletown, Connecticut, part of Middlesex Health System.
Kathryn Tierney's NPI, 1174526784, was assigned on May 27, 2005. Kathryn Tierney holds Connecticut license 002731.
- NPI
- 1174526784NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739133299
- NPI enumeration date
- May 27, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (860) 344-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 50
- Medical school graduation
- 2002
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Kathryn W. Tierney practices at Middlesex Hospital in Middletown, Connecticut
Kathryn Tierney's primary practice is Middlesex Hospital, at 28 Crescent St, Middletown, CT 06457 in Middlesex County. The practice phone is (860) 344-6000.
- Middlesex Hospital28 Crescent St, Middletown, CT 06457 · Middlesex CountyPhone(860) 344-6000
Source: Dmand AI Affiliation Data
Kathryn W. Tierney is affiliated with 2 sites of care and 1 medical group
Kathryn Tierney's primary practice is Middlesex Hospital in Middletown, Connecticut, part of Middlesex Health System. The medical group on file is Middlesex Health. Dmand AI also links Kathryn Tierney to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kathryn W. Tierney's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn Tierney practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Middlesex Hospital | Available with a free account |
| +1 more affiliated site | 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 Middlesex Health System and 6.2K+ hospitals, with verified contacts in the same login.
Kathryn W. Tierney is one of 2,105 family nurse practitioners in Connecticut
Family is Kathryn Tierney's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Kathryn Tierney is licensed in Connecticut.
Specialties and state licenses
- Family nurse practitioner, ConnecticutPrimary
Family nurse practitioners near Kathryn Tierney
Counts of family 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
Kathryn W. Tierney treated 74 Medicare patients in 2024, average age 63
CMS counts 74 Medicare patients who saw Kathryn Tierney in 2024. The largest group is 65 to 74, with 34 patients. 75% of them have diabetes, and 75% have high blood pressure. 34% are also on Medicaid. Their average risk score is 1.41, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Kathryn Tierney's median patient age at 48, with 46% women.
Kathryn Tierney's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Kathryn Tierney's Medicare patients by sex, 2024
- Women3851%
- Men3649%
Chronic conditions among Kathryn Tierney's Medicare patients, 2024
- Diabetes75%
- High blood pressure75%
- High cholesterol75%
- Anxiety42%
- Mood disorders41%
- Depression39%
- Arthritis31%
- Chronic kidney disease31%
Share of Medicare patients with each condition. A patient can have several.
Kathryn Tierney's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 48
Patient panel by sex, all payers
- Women46%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kathryn W. Tierney wrote 2,009 Medicare Part D claims in 2024
In 2024, Kathryn Tierney wrote 2,009 Medicare Part D claims for 289 patients. 34% of them were for generic drugs.
Kathryn Tierney's Part D claims by kind of drug, 2024
- Generic683 claims34%
- Brand-name1,075 claims54%
- Other251 claims12%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Kathryn W. Tierney offers telehealth to Medicare patients
Kathryn Tierney accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Kathryn Tierney as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- 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.
Kathryn W. Tierney received $3,887 in industry payments in 2025
CMS Open Payments shows 7 general payments to Kathryn Tierney from 2 drug and device companies in 2025. Travel and lodging make up the largest share, 35% of the total. Novo Nordisk Inc paid the most, $2,613.
General payments to Kathryn Tierney by kind, 2025 to 2025
- Travel and lodging$1,36935%
- Compensation for serving as faculty or as a speaker for a medical education program$1,27433%
- Food and beverage$89323%
- Speaker and faculty fees$3519%
Companies that paid Kathryn Tierney 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 Kathryn W. Tierney'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 | 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 Kathryn W. Tierney
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kathryn W. Tierney's NPI number?
Kathryn W. Tierney's NPI number is 1174526784. It was assigned on May 27, 2005, and it is active in the NPI Registry.
What does Kathryn W. Tierney specialize in?
Kathryn W. Tierney is a family nurse practitioner in Middletown, Connecticut. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Kathryn W. Tierney practice?
Kathryn Tierney practices at 28 Crescent St, Middletown, CT 06457. Kathryn Tierney's primary practice is Middlesex Hospital in Middletown, Connecticut, part of Middlesex Health System. Dmand AI also links Kathryn Tierney to 1 group practice or clinic.
What is Kathryn W. Tierney's office phone number?
The practice phone on file for Kathryn Tierney is (860) 344-6000.
What is Kathryn W. Tierney's medical license number?
Kathryn Tierney holds Connecticut license 002731.
Which hospitals is Kathryn W. Tierney affiliated with?
Kathryn Tierney practices at Middlesex Hospital in Middletown, Connecticut.
What medical group is Kathryn W. Tierney part of?
Kathryn Tierney is linked to Middlesex Health.
Does Kathryn W. Tierney accept Medicare?
Yes. CMS lists Kathryn Tierney as accepting Medicare assignment.
Does Kathryn W. Tierney offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Kathryn Tierney as offering telehealth services.
How many Medicare patients does Kathryn W. Tierney see?
CMS counts 74 Medicare patients who saw Kathryn Tierney in 2024, with an average age of 63.
Has Kathryn W. Tierney received payments from drug or device companies?
CMS Open Payments shows $3,887 in general payments to Kathryn Tierney from 2 companies from 2025 to 2025. The largest total came from Novo Nordisk Inc.
How long has Kathryn W. Tierney been practicing?
Kathryn Tierney graduated from medical school in 2002, 24 years ago.
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