Dianne Lynne Mazzo, ARNP

  • Saint Augustine, FL
  • Family nurse practitioner
NPI1417197633PAC ID1052469251
Medicare services, 2024
56
Medicare patients, 2024
55
Part D claims, 2024
844
MIPS score, 2024
81
Affiliated sites
1
Practice address
100 Arricola Ave, Saint Augustine, FL 32080
Practice phone
Call (904) 825-4368
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Island Doctors

Saint Augustine, Florida

See all 5 affiliations

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Dianne Lynne Mazzo is a family nurse practitioner in Saint Augustine, Florida

Dianne Mazzo practices at Island Doctors in Saint Augustine, Florida.

Dianne Mazzo's NPI, 1417197633, was assigned on February 27, 2009. Dianne Mazzo holds California license 95025681.

NPI and contact details
Medicare PAC ID
1052469251
NPI enumeration date
February 27, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(904) 825-4368
Professional email
Get email
Personal email
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Mobile number
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Sex
Female
Estimated age
47
Medical school graduation
2005

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

Dianne Lynne Mazzo practices at Island Doctors in Saint Augustine, Florida

Dianne Mazzo's primary practice is Island Doctors, at 100 Arricola Ave, Saint Augustine, FL 32080 in Saint Johns County. The practice phone is (904) 825-4368.

  • Island Doctors
    100 Arricola Ave, Saint Augustine, FL 32080 · Saint Johns CountyPhone(904) 825-4368

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

Dianne Lynne Mazzo is affiliated with 2 sites of care and 3 medical groups

Dianne Mazzo's primary practice is Island Doctors in Saint Augustine, Florida. The medical group on file is Island Doctors. Dmand AI also links Dianne Mazzo to 2 more medical groups and 1 group practice or clinic, each named with a free account.

See all 5 affiliations for Dianne Mazzo

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

Dmand AI tracks the EHR system at Dianne Lynne Mazzo's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dianne Mazzo practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Island DoctorsAvailable with a free account
+1 more site and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dianne Lynne Mazzo is one of 14,175 family nurse practitioners in Florida

Family is Dianne Mazzo's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Dianne Mazzo's licenses on file in 2 states: California and Florida.

Specialties and state licenses

  • Family nurse practitioner, CaliforniaPrimaryLicense 95025681 · taxonomy 363LF0000X
  • Florida licenseLicense 9284326

Family nurse practitioners near Dianne Mazzo

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

Dianne Lynne Mazzo billed Medicare for 56 services in 2024

CMS data shows 56 Medicare services from Dianne Mazzo across 2 procedure codes in 2024, all of them office visits, for 55 Medicare patients. Medicare paid $3,954 for them. Every service was in an office.

Medicare services, 202456
Medicare patients55
Paid by Medicare$3,954
Procedure codes2

Dianne Mazzo compared with the Florida median for family nurse practitioners, 2024

  • Dianne Mazzo
  • Florida median
Medicare services
56vs 30882% below
Medicare patients
55vs 11552% below
Part D claims
461vs 52512% below

Medians across 8,146 family nurse practitioners in Florida with Dmand AI profiles that report each measure.

Dianne Mazzo's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Dianne Mazzo

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Dianne Lynne Mazzo treated 55 Medicare patients in 2024, average age 77

CMS counts 55 Medicare patients who saw Dianne Mazzo in 2024. The largest group is 75 to 84, with 24 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.47, where 1.00 is the Medicare average.

Across all payers, Dmand AI patient panel data puts Dianne Mazzo's median patient age at 75, with 51% women.

Medicare patients, 202455
Average age77
Average risk score1.47

Dianne Mazzo's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dianne Mazzo's Medicare patients by sex, 2024

  • Women3462%
  • Men2138%

Chronic conditions among Dianne Mazzo's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis45%
  4. Anxiety38%
  5. Chronic kidney disease35%
  6. Mood disorders29%
  7. Depression25%
  8. Diabetes25%

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

Dianne Mazzo's patients across all payers

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

Patient panel by age, all payers

Median age 75

Patient panel by sex, all payers

  • Women51%
  • Men48%

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

Dianne Lynne Mazzo wrote 844 Medicare Part D claims in 2024

In 2024, Dianne Mazzo wrote 844 Medicare Part D claims for 337 patients. 91% of them were for generic drugs. CMS names the drug for 461 of them, across 23 drugs with 11 or more claims each, at $2,785 in total drug cost.

Part D claims, 2024844
Drugs named by CMS23
Total drug cost$2,785
Part D patients337

Dianne Mazzo's Part D claims by kind of drug, 2024

  • Generic772 claims91%
  • Brand-name and other72 claims9%

Dianne Mazzo's most prescribed drugs by claims, 2024

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Drug classes CMS tracks in Dianne Mazzo's Part D claims, 2024

  • Antibiotics10%81 of 844 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Dianne Mazzo

Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data

Dianne Lynne Mazzo scored 81 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 81 out of 100 for Dianne Mazzo for performance year 2024, reported as part of a group. Dianne Mazzo accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dianne Mazzo's MIPS scores, performance year 2024

  • 81of 100Final score
  • 60.5of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 69of 100Cost

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

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Sources for Dianne Lynne Mazzo'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 services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
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 and Drug (CMS) (opens in a new tab)Medicare 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)Clinician Public Reporting: Overall MIPS Performance (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 Dianne Lynne Mazzo

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

What is Dianne Lynne Mazzo's NPI number?

Dianne Lynne Mazzo's NPI number is 1417197633. It was assigned on February 27, 2009, and it is active in the NPI Registry.

What does Dianne Lynne Mazzo specialize in?

Dianne Lynne Mazzo is a family nurse practitioner in Saint Augustine, Florida. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).

Where does Dianne Lynne Mazzo practice?

Dianne Mazzo practices at 100 Arricola Ave, Saint Augustine, FL 32080. Dianne Mazzo's primary practice is Island Doctors in Saint Augustine, Florida. Dmand AI also links Dianne Mazzo to 2 medical groups and 1 group practice or clinic.

What is Dianne Lynne Mazzo's office phone number?

The practice phone on file for Dianne Mazzo is (904) 825-4368.

What is Dianne Lynne Mazzo's medical license number?

Dianne Mazzo holds California license 95025681, one of the licenses on file in 2 states.

Which states has Dianne Lynne Mazzo been licensed in?

Dmand AI has state licenses on file for Dianne Mazzo in California and Florida.

What medical group is Dianne Lynne Mazzo part of?

Dianne Mazzo is linked to Island Doctors. Dmand AI links Dianne Mazzo to 2 more medical groups.

Does Dianne Lynne Mazzo accept Medicare?

Yes. CMS data shows Dianne Mazzo billed Medicare for 56 services in 2024, and Dianne Mazzo accepts Medicare assignment.

What is Dianne Lynne Mazzo's MIPS score?

Dianne Mazzo's MIPS final score for performance year 2024 is 81 out of 100, reported as part of a group.

How many Medicare patients does Dianne Lynne Mazzo see?

CMS counts 55 Medicare patients who saw Dianne Mazzo in 2024, with an average age of 77.

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What services does Dianne Lynne Mazzo bill to Medicare?

In 2024, Dianne Mazzo's most billed Medicare services were office visit, established patient (99214) and office visit, established patient (99213).

What drugs does Dianne Lynne Mazzo prescribe most?

In 2024 Medicare Part D data, Dianne Mazzo's most prescribed drugs by claims were Atorvastatin Calcium, Alprazolam and Methylprednisolone.

How long has Dianne Lynne Mazzo been practicing?

Dianne Mazzo graduated from medical school in 2005, 21 years ago.

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