Trudy E. Day, MSN, NP
- Part D claims, 2024
- 4,182
- Hospital affiliations
- 1
- Industry payments
- $933
- Medical group
- 1
- State license
- 1
- Practice address
- 416 Connable Ave, Petoskey, MI 49770
- Practice phone
- Call (231) 487-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Trudy Day'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.
Trudy E. Day is a nurse practitioner in Petoskey, Michigan
Trudy Day practices at McLaren Northern Michigan in Petoskey, Michigan, part of McLaren Health Care.
Trudy Day's NPI, 1265590814, was assigned on December 5, 2006. Trudy Day holds Michigan license 4704158782.
- NPI
- 1265590814NPI Registry (opens in a new tab)
- NPI enumeration date
- December 5, 2006
- NPI status
- Active
- Practice phone
- (231) 487-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Trudy E. Day practices at McLaren Northern Michigan in Petoskey, Michigan
Trudy Day's primary practice is McLaren Northern Michigan, at 416 Connable Ave, Petoskey, MI 49770 in Emmet County. The practice phone is (231) 487-4000.
- McLaren Northern Michigan416 Connable Ave, Petoskey, MI 49770 · Emmet CountyPhone(231) 487-4000
Source: Dmand AI Affiliation Data
Trudy E. Day is affiliated with 2 sites of care and 1 medical group
Trudy Day's primary practice is McLaren Northern Michigan in Petoskey, Michigan, part of McLaren Health Care. The medical group on file is Center for Pulmonary & Sleep Medicine. Dmand AI also links Trudy Day to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Trudy E. Day's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Trudy Day practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| McLaren Northern Michigan | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dmand AI maps EHR vendors, IT decision makers and buying committees across McLaren Health Care and 6.2K+ hospitals, with verified contacts in the same login.
Trudy E. Day is one of 2,742 nurse practitioners in Michigan
Nurse practitioner is Trudy Day's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Trudy Day is licensed in Michigan.
Specialties and state licenses
- Nurse practitioner, MichiganPrimary
Nurse practitioners near Trudy Day
Counts of 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
Trudy E. Day's patients have a median age of 74
Across all payers, Dmand AI patient panel data puts Trudy Day's median patient age at 74, with 47% women.
Trudy Day's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women47%
- Men52%
Source: Dmand AI Patient Panel Data
Trudy E. Day wrote 4,182 Medicare Part D claims in 2024
In 2024, Trudy Day wrote 4,182 Medicare Part D claims for 635 patients. 56% of them were for generic drugs.
Trudy Day's Part D claims by kind of drug, 2024
- Generic2,336 claims56%
- Brand-name1,846 claims44%
Drug classes CMS tracks in Trudy Day's Part D claims, 2024
- Antibiotics8%345 of 4,182 claims
- Antipsychotics, patients 65 and over0%19 of 4,182 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
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Trudy E. Day received $933 in industry payments in 2025
CMS Open Payments shows 47 general payments to Trudy Day from 13 drug and device companies in 2025. Food and beverage make up the largest share, 84% of the total. GlaxoSmithKline, LLC. paid the most, $248.
General payments to Trudy Day by kind, 2025 to 2025
- Food and beverage$78384%
- Consulting fees$15016%
Companies that paid Trudy Day 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 Trudy E. Day'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) |
| 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 Trudy E. Day
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Trudy E. Day's NPI number?
Trudy E. Day's NPI number is 1265590814. It was assigned on December 5, 2006, and it is active in the NPI Registry.
What does Trudy E. Day specialize in?
Trudy E. Day is a nurse practitioner in Petoskey, Michigan. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Trudy E. Day practice?
Trudy Day practices at 416 Connable Ave, Petoskey, MI 49770. Trudy Day's primary practice is McLaren Northern Michigan in Petoskey, Michigan, part of McLaren Health Care. Dmand AI also links Trudy Day to 1 group practice or clinic.
What is Trudy E. Day's office phone number?
The practice phone on file for Trudy Day is (231) 487-4000.
What is Trudy E. Day's medical license number?
Trudy Day holds Michigan license 4704158782.
Which hospitals is Trudy E. Day affiliated with?
Trudy Day practices at McLaren Northern Michigan in Petoskey, Michigan.
What medical group is Trudy E. Day part of?
Trudy Day is linked to Center for Pulmonary & Sleep Medicine.
Has Trudy E. Day received payments from drug or device companies?
CMS Open Payments shows $933 in general payments to Trudy Day from 13 companies from 2025 to 2025. The largest total came from GlaxoSmithKline, LLC.
How long has Trudy E. Day been practicing?
Trudy Day's NPI was assigned in 2006.
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