Kathleen Lynn Ledwick, ARNP

  • Acton, MA
  • Nurse practitioner
NPI1679896351PAC ID7810026929
Medicare patients, 2024
1,224
Part D claims, 2024
1,285
Hospital affiliations
2
Industry payments
$617
Medical group
1
Practice address
526 Main St, Acton, MA 01720
Practice phone
Call (603) 626-7546
Professional email
Get professional email
Personal email
Get personal email
Mobile number
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Social profiles

Primary practice

AP Derm New Hampshire

Acton, Massachusetts

See all 5 affiliations

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Kathleen Lynn Ledwick is a nurse practitioner in Acton, Massachusetts

Kathleen Ledwick practices at AP Derm New Hampshire in Acton, Massachusetts.

Kathleen Ledwick's NPI, 1679896351, was assigned on March 9, 2010. Kathleen Ledwick holds New Hampshire license 081718-23.

NPI and contact details
Medicare PAC ID
7810026929
NPI enumeration date
March 9, 2010
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(603) 626-7546
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
43
Medical school graduation
2009

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

Kathleen Lynn Ledwick practices at AP Derm New Hampshire in Acton, Massachusetts

Kathleen Ledwick's primary practice is AP Derm New Hampshire, at 526 Main St, Acton, MA 01720 in Middlesex County. The practice phone is (603) 626-7546.

  • AP Derm New Hampshire
    526 Main St, Acton, MA 01720 · Middlesex CountyPhone(603) 626-7546

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

Kathleen Lynn Ledwick is affiliated with 4 sites of care and 1 medical group

Kathleen Ledwick's primary practice is AP Derm New Hampshire in Acton, Massachusetts. Kathleen Ledwick is also affiliated with Concord Hospital. The medical group on file is Adult & Pediatric Dermatology, PC. Dmand AI also links Kathleen Ledwick to 1 more hospital and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Kathleen Ledwick

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

Dmand AI tracks the EHR system at Kathleen Lynn Ledwick's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Kathleen Ledwick practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
AP Derm New HampshireAvailable with a free account
+3 more affiliated sitesAvailable with a free account

Source: Dmand AI Technology Install Data

For health IT teams

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Kathleen Lynn Ledwick is one of 2,511 nurse practitioners in Massachusetts

Nurse practitioner is Kathleen Ledwick's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Dmand AI has Kathleen Ledwick's licenses on file in 2 states: New Hampshire and Washington.

Specialties and state licenses

  • Nurse practitioner, New HampshirePrimaryLicense 081718-23 · taxonomy 363L00000X
  • Critical care medicine nurse practitioner, WashingtonLicense AP60135606 · taxonomy 363LC0200X

Nurse practitioners near Kathleen Ledwick

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

2,511nurse practitioners in Massachusetts
6nurse practitioners in Acton

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

Kathleen Lynn Ledwick treated 1,224 Medicare patients in 2024, average age 75

CMS counts 1,224 Medicare patients who saw Kathleen Ledwick in 2024. The largest group is 65 to 74, with 595 patients. 71% of them have high cholesterol, and 59% have high blood pressure. 3% are also on Medicaid. Their average risk score is 0.82, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Kathleen Ledwick's median patient age at 70, with 70% women.

Medicare patients, 20241,224
Average age75
Average risk score0.82
Also on Medicaid3%

Kathleen Ledwick's Medicare patients by age, 2024

Kathleen Ledwick's Medicare patients by sex, 2024

  • Women74561%
  • Men47939%

Chronic conditions among Kathleen Ledwick's Medicare patients, 2024

  1. High cholesterol71%
  2. High blood pressure59%
  3. Arthritis42%
  4. Anxiety21%
  5. Ischemic heart disease17%
  6. Diabetes16%
  7. Mood disorders16%
  8. Osteoporosis16%

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

Kathleen Ledwick's patients across all payers

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

Patient panel by age, all payers

Median age 70

Patient panel by sex, all payers

  • Women70%
  • Men30%

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

Kathleen Lynn Ledwick wrote 1,285 Medicare Part D claims in 2024

In 2024, Kathleen Ledwick wrote 1,285 Medicare Part D claims for 484 patients. 94% of them were for generic drugs.

Part D claims, 20241,285
Part D patients484

Kathleen Ledwick's Part D claims by kind of drug, 2024

  • Generic1,212 claims94%
  • Brand-name73 claims6%

Drug classes CMS tracks in Kathleen Ledwick's Part D claims, 2024

  • Antibiotics4%57 of 1,285 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 Kathleen Lynn Ledwick takes part in Medicare

Kathleen Ledwick 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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Kathleen Lynn Ledwick received $617 in industry payments in 2025

CMS Open Payments shows 20 general payments to Kathleen Ledwick from 10 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Amgen Inc. paid the most, $173.

Companies that paid Kathleen Ledwick the most, 2025 to 2025

Share is of all general payments to this clinician.

See all payments to Kathleen Ledwick

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Sources for Kathleen Lynn Ledwick'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)
Industry paymentsOpen Payments (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 Kathleen Lynn Ledwick

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Kathleen Lynn Ledwick's NPI number?

Kathleen Lynn Ledwick's NPI number is 1679896351. It was assigned on March 9, 2010, and it is active in the NPI Registry.

What does Kathleen Lynn Ledwick specialize in?

Kathleen Lynn Ledwick is a nurse practitioner in Acton, Massachusetts. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).

Where does Kathleen Lynn Ledwick practice?

Kathleen Ledwick practices at 526 Main St, Acton, MA 01720. Kathleen Ledwick's primary practice is AP Derm New Hampshire in Acton, Massachusetts. Dmand AI also links Kathleen Ledwick to 1 hospital and 1 group practice or clinic.

What is Kathleen Lynn Ledwick's office phone number?

The practice phone on file for Kathleen Ledwick is (603) 626-7546.

What is Kathleen Lynn Ledwick's medical license number?

Kathleen Ledwick holds New Hampshire license 081718-23, one of the licenses on file in 2 states.

Which states has Kathleen Lynn Ledwick been licensed in?

Dmand AI has state licenses on file for Kathleen Ledwick in New Hampshire and Washington.

Which hospitals is Kathleen Lynn Ledwick affiliated with?

Kathleen Ledwick is affiliated with Concord Hospital. Dmand AI links Kathleen Ledwick to 1 more hospital.

What medical group is Kathleen Lynn Ledwick part of?

Kathleen Ledwick is linked to Adult & Pediatric Dermatology, PC.

Does Kathleen Lynn Ledwick accept Medicare?

Yes. CMS lists Kathleen Ledwick as accepting Medicare assignment.

How many Medicare patients does Kathleen Lynn Ledwick see?

CMS counts 1,224 Medicare patients who saw Kathleen Ledwick in 2024, with an average age of 75.

Has Kathleen Lynn Ledwick received payments from drug or device companies?

CMS Open Payments shows $617 in general payments to Kathleen Ledwick from 10 companies from 2025 to 2025. The largest total came from Amgen Inc.

How long has Kathleen Lynn Ledwick been practicing?

Kathleen Ledwick graduated from medical school in 2009, 17 years ago.

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