Dianna Maier, NP
- Part D claims, 2024
- 15
- Hospital affiliations
- 2
- Industry payments
- $45
- Medical group
- 1
- State license
- 1
- Practice address
- 350 Parrish Street, Canandaigua, NY 14424
- Practice phone
- Call (585) 396-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dianna Maier'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.
Dianna Maier is a family nurse practitioner in Canandaigua, New York
Dianna Maier practices at F.F. Thompson Hospital in Canandaigua, New York, part of University of Rochester Medicine.
Dianna Maier's NPI, 1477309433, was assigned on April 29, 2024. Dianna Maier holds New York license 352875.
- NPI
- 1477309433NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3779019625
- NPI enumeration date
- April 29, 2024
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (585) 396-6000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 29
- Medical school graduation
- 2023
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dianna Maier practices at F.F. Thompson Hospital in Canandaigua, New York
Dianna Maier's primary practice is F.F. Thompson Hospital, at 350 Parrish Street, Canandaigua, NY 14424 in Ontario County. The practice phone is (585) 396-6000.
- F.F. Thompson Hospital350 Parrish Street, Canandaigua, NY 14424 · Ontario CountyPhone(585) 396-6000
Source: Dmand AI Affiliation Data
Dianna Maier is affiliated with 4 sites of care and 1 medical group
Dianna Maier's primary practice is F.F. Thompson Hospital in Canandaigua, New York, part of University of Rochester Medicine. Dianna Maier is also affiliated with Strong Memorial Hospital. The medical group on file is University of Rochester Medical Faculty Group. Dmand AI also links Dianna Maier to 1 more group practice or clinic and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dianna Maier's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dianna Maier practices, 4 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| F.F. Thompson Hospital | Available with a free account |
| +3 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
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Dianna Maier is one of 10,214 family nurse practitioners in New York
Family is Dianna Maier's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dianna Maier is licensed in New York.
Specialties and state licenses
- Family nurse practitioner, New YorkPrimary
Family nurse practitioners near Dianna Maier
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
Dianna Maier's patients have a median age of 53
Across all payers, Dmand AI patient panel data puts Dianna Maier's median patient age at 53, with 50% women.
Dianna Maier's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 53
Patient panel by sex, all payers
- Women50%
- Men49%
Source: Dmand AI Patient Panel Data
Dianna Maier wrote 15 Medicare Part D claims in 2024
In 2024, Dianna Maier wrote 15 Medicare Part D claims for 11 patients. 93% of them were for generic drugs.
Dianna Maier's Part D claims by kind of drug, 2024
- Generic14 claims93%
- Brand-name and other1 claims7%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Dianna Maier takes part in Medicare
Dianna Maier 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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Dianna Maier received $45 in industry payments in 2025
CMS Open Payments shows 1 general payment to Dianna Maier from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Smith & Nephew, Inc. paid the most, $45.
Companies that paid Dianna Maier 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 Dianna Maier'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 Data |
| 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 Dianna Maier
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dianna Maier's NPI number?
Dianna Maier's NPI number is 1477309433. It was assigned on April 29, 2024, and it is active in the NPI Registry.
What does Dianna Maier specialize in?
Dianna Maier is a family nurse practitioner in Canandaigua, New York. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Dianna Maier practice?
Dianna Maier practices at 350 Parrish Street, Canandaigua, NY 14424. Dianna Maier's primary practice is F.F. Thompson Hospital in Canandaigua, New York, part of University of Rochester Medicine. Dmand AI also links Dianna Maier to 1 group practice or clinic and 1 skilled nursing facility.
What is Dianna Maier's office phone number?
The practice phone on file for Dianna Maier is (585) 396-6000.
What is Dianna Maier's medical license number?
Dianna Maier holds New York license 352875.
Which hospitals is Dianna Maier affiliated with?
Dianna Maier practices at F.F. Thompson Hospital in Canandaigua, New York. Dianna Maier is also affiliated with Strong Memorial Hospital.
What medical group is Dianna Maier part of?
Dianna Maier is linked to University of Rochester Medical Faculty Group.
Does Dianna Maier accept Medicare?
Yes. CMS lists Dianna Maier as accepting Medicare assignment.
Has Dianna Maier received payments from drug or device companies?
CMS Open Payments shows $45 in general payments to Dianna Maier from 1 company from 2025 to 2025. The largest total came from Smith & Nephew, Inc.
How long has Dianna Maier been practicing?
Dianna Maier graduated from medical school in 2023, 3 years ago.
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