Mary Woller, FNP
- Part D claims, 2024
- 84
- Hospital affiliations
- 2
- Industry payments
- $38
- Medical groups
- 4
- State license
- 1
- Practice address
- 4675 Hill Street, Cass City, MI 48726
- Practice phone
- Call (989) 872-2121
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary Woller'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.
Mary Woller is a family nurse practitioner in Cass City, Michigan
Mary Woller practices at Hills & Dales Healthcare in Cass City, Michigan, part of Hôtel-Dieu Grace Healthcare.
Mary Woller's NPI, 1932704004, was assigned on December 4, 2020. Mary Woller holds Michigan license 4704196723.
- NPI
- 1932704004NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1355759200
- NPI enumeration date
- December 4, 2020
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (989) 872-2121
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Woller practices at Hills & Dales Healthcare in Cass City, Michigan
Mary Woller's primary practice is Hills & Dales Healthcare, at 4675 Hill Street, Cass City, MI 48726 in Tuscola County. The practice phone is (989) 872-2121.
- Hills & Dales Healthcare4675 Hill Street, Cass City, MI 48726 · Tuscola CountyPhone(989) 872-2121
Source: Dmand AI Affiliation Data
Mary Woller is affiliated with 3 sites of care and 4 medical groups
Mary Woller's primary practice is Hills & Dales Healthcare in Cass City, Michigan, part of Hôtel-Dieu Grace Healthcare. Mary Woller is also affiliated with Trinity Health Muskegon Hospital. The medical group on file is Hills & Dales Healthcare. Dmand AI also links Mary Woller to 3 more medical groups and 1 group practice or clinic, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary Woller's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Woller practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Hills & Dales Healthcare | Available with a free account |
| +2 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Mary Woller is one of 4,420 family nurse practitioners in Michigan
Family is Mary Woller's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Mary Woller is licensed in Michigan.
Specialties and state licenses
- Family nurse practitioner, MichiganPrimary
Family nurse practitioners near Mary Woller
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
Mary Woller's patients have a median age of 62
Across all payers, Dmand AI patient panel data puts Mary Woller's median patient age at 62, with 78% women.
Mary Woller's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 62
Patient panel by sex, all payers
- Women78%
- Men22%
Source: Dmand AI Patient Panel Data
Mary Woller wrote 84 Medicare Part D claims in 2024
In 2024, Mary Woller wrote 84 Medicare Part D claims for 42 patients. 71% of them were for generic drugs.
Mary Woller's Part D claims by kind of drug, 2024
- Generic60 claims71%
- Brand-name24 claims29%
Drug classes CMS tracks in Mary Woller's Part D claims, 2024
- Antibiotics21%18 of 84 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 Mary Woller takes part in Medicare
Mary Woller 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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Mary Woller received $38 in industry payments in 2025
CMS Open Payments shows 2 general payments to Mary Woller from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Organogenesis Inc. paid the most, $20.
Companies that paid Mary Woller 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 Mary Woller'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 Mary Woller
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Woller's NPI number?
Mary Woller's NPI number is 1932704004. It was assigned on December 4, 2020, and it is active in the NPI Registry.
What does Mary Woller specialize in?
Mary Woller is a family nurse practitioner in Cass City, Michigan. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Mary Woller practice?
Mary Woller practices at 4675 Hill Street, Cass City, MI 48726. Mary Woller's primary practice is Hills & Dales Healthcare in Cass City, Michigan, part of Hôtel-Dieu Grace Healthcare. Dmand AI also links Mary Woller to 3 medical groups and 1 group practice or clinic.
What is Mary Woller's office phone number?
The practice phone on file for Mary Woller is (989) 872-2121.
What is Mary Woller's medical license number?
Mary Woller holds Michigan license 4704196723.
Which hospitals is Mary Woller affiliated with?
Mary Woller practices at Hills & Dales Healthcare in Cass City, Michigan. Mary Woller is also affiliated with Trinity Health Muskegon Hospital.
What medical group is Mary Woller part of?
Mary Woller is linked to Hills & Dales Healthcare. Dmand AI links Mary Woller to 3 more medical groups.
Does Mary Woller accept Medicare?
Yes. CMS lists Mary Woller as accepting Medicare assignment.
Has Mary Woller received payments from drug or device companies?
CMS Open Payments shows $38 in general payments to Mary Woller from 2 companies from 2025 to 2025. The largest total came from Organogenesis Inc.
How long has Mary Woller been practicing?
Mary Woller graduated from medical school in 2020, 6 years ago.
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