Kathryn M. McDonnell, APRN

  • Old Saybrook, CT
  • Family nurse practitioner
NPI1649357807PAC ID8527191725
Medicare patients, 2024
137
Part D claims, 2024
3,043
Hospital affiliations
2
Medical group
1
State license
1
Practice address
154 Main St, Old Saybrook, CT 06475
Practice phone
Call (860) 395-1212
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mhs Primary Care

Old Saybrook, Connecticut

See all 6 affiliations

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Kathryn M. McDonnell is a family nurse practitioner in Old Saybrook, Connecticut

Kathryn McDonnell practices at Mhs Primary Care in Old Saybrook, Connecticut.

Kathryn McDonnell's NPI, 1649357807, was assigned on November 1, 2006. Kathryn McDonnell holds Connecticut license 002139.

NPI and contact details
Medicare PAC ID
8527191725
NPI enumeration date
November 1, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(860) 395-1212
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
53
Medical school graduation
1999

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)

Kathryn M. McDonnell practices at Mhs Primary Care in Old Saybrook, Connecticut

Kathryn McDonnell's primary practice is Mhs Primary Care, at 154 Main St, Old Saybrook, CT 06475 in Lower Ct River Vly County. The practice phone is (860) 395-1212.

  • Mhs Primary Care
    154 Main St, Old Saybrook, CT 06475 · Lower Ct River Vly CountyPhone(860) 395-1212

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Kathryn M. McDonnell is affiliated with 5 sites of care and 1 medical group

Kathryn McDonnell's primary practice is Mhs Primary Care in Old Saybrook, Connecticut. Kathryn McDonnell is also affiliated with Yale New Haven Hospital. The medical group on file is Middlesex Health. Dmand AI also links Kathryn McDonnell to 1 more hospital, 1 group practice or clinic and 1 home health agency, each named with a free account.

See all 6 affiliations for Kathryn McDonnell

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Kathryn M. McDonnell's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn McDonnell practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mhs Primary CareAvailable with a free account
+4 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

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Kathryn M. McDonnell is one of 2,105 family nurse practitioners in Connecticut

Family is Kathryn McDonnell's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Kathryn McDonnell is licensed in Connecticut.

Specialties and state licenses

  • Family nurse practitioner, ConnecticutPrimaryLicense 002139 · taxonomy 363LF0000X

Family nurse practitioners near Kathryn McDonnell

Counts of family nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.

2,105family nurse practitioners in Connecticut
7family nurse practitioners in Old Saybrook

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Kathryn M. McDonnell treated 137 Medicare patients in 2024, average age 76

CMS counts 137 Medicare patients who saw Kathryn McDonnell in 2024. The largest group is 65 to 74, with 54 patients. 68% of them have high cholesterol, and 67% have high blood pressure. 15% are also on Medicaid. Their average risk score is 0.93, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Kathryn McDonnell's median patient age at 68, with 81% women.

Medicare patients, 2024137
Average age76
Average risk score0.93
Also on Medicaid15%

Kathryn McDonnell's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Kathryn McDonnell's Medicare patients by sex, 2024

  • Women10476%
  • Men3324%

Chronic conditions among Kathryn McDonnell's Medicare patients, 2024

  1. High cholesterol68%
  2. High blood pressure67%
  3. Arthritis41%
  4. Ischemic heart disease21%
  5. Anxiety20%
  6. Mood disorders19%
  7. Cancer17%
  8. Diabetes17%

Share of Medicare patients with each condition. A patient can have several.

Kathryn McDonnell's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 68

Patient panel by sex, all payers

  • Women81%
  • Men17%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Kathryn M. McDonnell wrote 3,043 Medicare Part D claims in 2024

In 2024, Kathryn McDonnell wrote 3,043 Medicare Part D claims for 357 patients. 88% of them were for generic drugs.

Part D claims, 20243,043
Part D patients357

Kathryn McDonnell's Part D claims by kind of drug, 2024

  • Generic2,688 claims88%
  • Brand-name and other355 claims12%

Drug classes CMS tracks in Kathryn McDonnell's Part D claims, 2024

  • Opioids1%37 of 3,043 claims
  • Antibiotics4%122 of 3,043 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

How Kathryn M. McDonnell takes part in Medicare

Kathryn McDonnell 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)

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Sources for Kathryn M. McDonnell's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Kathryn M. McDonnell

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 M. McDonnell's NPI number?

Kathryn M. McDonnell's NPI number is 1649357807. It was assigned on November 1, 2006, and it is active in the NPI Registry.

What does Kathryn M. McDonnell specialize in?

Kathryn M. McDonnell is a family nurse practitioner in Old Saybrook, Connecticut. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Kathryn M. McDonnell practice?

Kathryn McDonnell practices at 154 Main St, Old Saybrook, CT 06475. Kathryn McDonnell's primary practice is Mhs Primary Care in Old Saybrook, Connecticut. Dmand AI also links Kathryn McDonnell to 1 hospital, 1 group practice or clinic and 1 home health agency.

What is Kathryn M. McDonnell's office phone number?

The practice phone on file for Kathryn McDonnell is (860) 395-1212.

What is Kathryn M. McDonnell's medical license number?

Kathryn McDonnell holds Connecticut license 002139.

Which hospitals is Kathryn M. McDonnell affiliated with?

Kathryn McDonnell is affiliated with Yale New Haven Hospital. Dmand AI links Kathryn McDonnell to 1 more hospital.

What medical group is Kathryn M. McDonnell part of?

Kathryn McDonnell is linked to Middlesex Health.

Does Kathryn M. McDonnell accept Medicare?

Yes. CMS lists Kathryn McDonnell as accepting Medicare assignment.

How many Medicare patients does Kathryn M. McDonnell see?

CMS counts 137 Medicare patients who saw Kathryn McDonnell in 2024, with an average age of 76.

How long has Kathryn M. McDonnell been practicing?

Kathryn McDonnell graduated from medical school in 1999, 27 years ago.

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