Alyson Pisarczyk Messina, FNP

  • South Weymouth, MA
  • Family nurse practitioner
NPI1194435230PAC ID1759754716
Medicare patients, 2024
140
Part D claims, 2024
872
Hospital affiliations
1
Medical group
1
State license
1
Practice address
55 Fogg Road, South Weymouth, MA 02190
Practice phone
Call (781) 340-8000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

South Shore Hospital

Hospital · South Weymouth, Massachusetts

See all 3 affiliations

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Alyson Pisarczyk Messina is a family nurse practitioner in South Weymouth, Massachusetts

Alyson Messina practices at South Shore Hospital in South Weymouth, Massachusetts, part of South Shore Health System.

Alyson Messina's NPI, 1194435230, was assigned on November 30, 2022. Alyson Messina holds Massachusetts license RN2317607.

NPI and contact details
Medicare PAC ID
1759754716
NPI enumeration date
November 30, 2022
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(781) 340-8000
Professional email
Get email
Personal email
Get email
Mobile number
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Sex
Female
Estimated age
30
Medical school graduation
2022

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

Alyson Pisarczyk Messina practices at South Shore Hospital in South Weymouth, Massachusetts

Alyson Messina's primary practice is South Shore Hospital, at 55 Fogg Road, South Weymouth, MA 02190 in Norfolk County. The practice phone is (781) 340-8000.

  • South Shore Hospital
    55 Fogg Road, South Weymouth, MA 02190 · Norfolk CountyPhone(781) 340-8000

Source: Dmand AI Affiliation Data

Alyson Pisarczyk Messina is affiliated with 2 sites of care and 1 medical group

Alyson Messina's primary practice is South Shore Hospital in South Weymouth, Massachusetts, part of South Shore Health System. The medical group on file is South Shore Medical Center. Dmand AI also links Alyson Messina to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Alyson Messina

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Alyson Pisarczyk Messina's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Alyson Messina practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
South Shore HospitalAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Alyson Pisarczyk Messina is one of 3,644 family nurse practitioners in Massachusetts

Family is Alyson Messina's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Alyson Messina is licensed in Massachusetts.

Specialties and state licenses

  • Family nurse practitioner, MassachusettsPrimaryLicense RN2317607 · taxonomy 363LF0000X

Family nurse practitioners near Alyson Messina

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

Alyson Pisarczyk Messina treated 140 Medicare patients in 2024, average age 71

CMS counts 140 Medicare patients who saw Alyson Messina in 2024. The largest group is 65 to 74, with 66 patients. 69% of them have high cholesterol, and 67% have high blood pressure. 18% are also on Medicaid. Their average risk score is 1.03, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Alyson Messina's median patient age at 47, with 57% women.

Medicare patients, 2024140
Average age71
Average risk score1.03
Also on Medicaid18%

Alyson Messina's Medicare patients by age, 2024

Alyson Messina's Medicare patients by sex, 2024

  • Women9568%
  • Men4532%

Chronic conditions among Alyson Messina's Medicare patients, 2024

  1. High cholesterol69%
  2. High blood pressure67%
  3. Arthritis46%
  4. Anxiety32%
  5. Mood disorders27%
  6. Diabetes23%
  7. COPD21%
  8. Depression21%

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

Alyson Messina's patients across all payers

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

Patient panel by age, all payers

Median age 47

Patient panel by sex, all payers

  • Women57%
  • Men42%

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

Alyson Pisarczyk Messina wrote 872 Medicare Part D claims in 2024

In 2024, Alyson Messina wrote 872 Medicare Part D claims for 256 patients. 90% of them were for generic drugs.

Part D claims, 2024872
Part D patients256

Alyson Messina's Part D claims by kind of drug, 2024

  • Generic784 claims90%
  • Brand-name and other88 claims10%

Drug classes CMS tracks in Alyson Messina's Part D claims, 2024

  • Opioids4%37 of 872 claims
  • Antibiotics4%35 of 872 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 Alyson Pisarczyk Messina takes part in Medicare

Alyson Messina 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 Alyson Pisarczyk Messina'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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 Alyson Pisarczyk Messina

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

What is Alyson Pisarczyk Messina's NPI number?

Alyson Pisarczyk Messina's NPI number is 1194435230. It was assigned on November 30, 2022, and it is active in the NPI Registry.

What does Alyson Pisarczyk Messina specialize in?

Alyson Pisarczyk Messina is a family nurse practitioner in South Weymouth, Massachusetts. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Alyson Pisarczyk Messina practice?

Alyson Messina practices at 55 Fogg Road, South Weymouth, MA 02190. Alyson Messina's primary practice is South Shore Hospital in South Weymouth, Massachusetts, part of South Shore Health System. Dmand AI also links Alyson Messina to 1 group practice or clinic.

What is Alyson Pisarczyk Messina's office phone number?

The practice phone on file for Alyson Messina is (781) 340-8000.

What is Alyson Pisarczyk Messina's medical license number?

Alyson Messina holds Massachusetts license RN2317607.

Which hospitals is Alyson Pisarczyk Messina affiliated with?

Alyson Messina practices at South Shore Hospital in South Weymouth, Massachusetts.

What medical group is Alyson Pisarczyk Messina part of?

Alyson Messina is linked to South Shore Medical Center.

Does Alyson Pisarczyk Messina accept Medicare?

Yes. CMS lists Alyson Messina as accepting Medicare assignment.

How many Medicare patients does Alyson Pisarczyk Messina see?

CMS counts 140 Medicare patients who saw Alyson Messina in 2024, with an average age of 71.

How long has Alyson Pisarczyk Messina been practicing?

Alyson Messina graduated from medical school in 2022, 4 years ago.

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