Mary C. Zimmer, NP
- Medicare patients, 2024
- 245
- Part D claims, 2024
- 553
- Hospital affiliations
- 2
- Industry payments
- $22
- Medical groups
- 7
- Practice address
- 818 E Broadway, Sparta, IL 62286
- Practice phone
- Call (618) 443-2177
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary Zimmer'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 C. Zimmer is a family nurse practitioner in Sparta, Illinois
Mary Zimmer practices at Sparta Community Hospital in Sparta, Illinois, part of Sparta Community Hospital.
Mary Zimmer's NPI, 1871042648, was assigned on September 22, 2016. Mary Zimmer holds Illinois license 209015208.
- NPI
- 1871042648NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810316148
- NPI enumeration date
- September 22, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (618) 443-2177
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary C. Zimmer practices at Sparta Community Hospital in Sparta, Illinois
Mary Zimmer's primary practice is Sparta Community Hospital, at 818 E Broadway, Sparta, IL 62286 in Randolph County. The practice phone is (618) 443-2177.
- Sparta Community Hospital818 E Broadway, Sparta, IL 62286 · Randolph CountyPhone(618) 443-2177
Source: Dmand AI Affiliation Data
Mary C. Zimmer is affiliated with 2 sites of care and 7 medical groups
Mary Zimmer's primary practice is Sparta Community Hospital in Sparta, Illinois, part of Sparta Community Hospital. Mary Zimmer is also affiliated with Pinckneyville Community Hospital. The medical group on file is Sparta Community Hospital. Dmand AI also links Mary Zimmer to 6 more medical groups, 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 C. Zimmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Zimmer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sparta Community Hospital | Available with a free account |
| +1 more site and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Sparta Community Hospital and 6.2K+ hospitals, with verified contacts in the same login.
Mary C. Zimmer is one of 7,275 family nurse practitioners in Illinois
Family is Mary Zimmer's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Mary Zimmer is licensed in Illinois.
Specialties and state licenses
- Family nurse practitioner, IllinoisPrimary
Family nurse practitioners near Mary Zimmer
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 C. Zimmer treated 245 Medicare patients in 2024, average age 70
CMS counts 245 Medicare patients who saw Mary Zimmer in 2024. The largest group is 65 to 74, with 116 patients. 67% of them have high blood pressure, and 66% have high cholesterol. 23% are also on Medicaid. Their average risk score is 1.06, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mary Zimmer's median patient age at 53, with 56% women.
Mary Zimmer's Medicare patients by age, 2024
Mary Zimmer's Medicare patients by sex, 2024
- Women16668%
- Men7932%
Chronic conditions among Mary Zimmer's Medicare patients, 2024
- High blood pressure67%
- High cholesterol66%
- Arthritis45%
- Diabetes28%
- Anxiety27%
- Ischemic heart disease24%
- Mood disorders23%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Mary Zimmer'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
- Women56%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary C. Zimmer wrote 553 Medicare Part D claims in 2024
In 2024, Mary Zimmer wrote 553 Medicare Part D claims for 373 patients. 91% of them were for generic drugs.
Mary Zimmer's Part D claims by kind of drug, 2024
- Generic502 claims91%
- Brand-name and other51 claims9%
Drug classes CMS tracks in Mary Zimmer's Part D claims, 2024
- Antibiotics45%249 of 553 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 C. Zimmer takes part in Medicare
Mary Zimmer 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)
For MedTech and pharma teams
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Mary C. Zimmer received $22 in industry payments in 2025
CMS Open Payments shows 1 general payment to Mary Zimmer from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Mallinckrodt Hospital Products Inc. paid the most, $22.
Companies that paid Mary Zimmer 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 C. Zimmer'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| 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 C. Zimmer
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 C. Zimmer's NPI number?
Mary C. Zimmer's NPI number is 1871042648. It was assigned on September 22, 2016, and it is active in the NPI Registry.
What does Mary C. Zimmer specialize in?
Mary C. Zimmer is a family nurse practitioner in Sparta, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Mary C. Zimmer practice?
Mary Zimmer practices at 818 E Broadway, Sparta, IL 62286. Mary Zimmer's primary practice is Sparta Community Hospital in Sparta, Illinois, part of Sparta Community Hospital. Dmand AI also links Mary Zimmer to 6 medical groups.
What is Mary C. Zimmer's office phone number?
The practice phone on file for Mary Zimmer is (618) 443-2177.
What is Mary C. Zimmer's medical license number?
Mary Zimmer holds Illinois license 209015208.
Which hospitals is Mary C. Zimmer affiliated with?
Mary Zimmer practices at Sparta Community Hospital in Sparta, Illinois. Mary Zimmer is also affiliated with Pinckneyville Community Hospital.
What medical group is Mary C. Zimmer part of?
Mary Zimmer is linked to Sparta Community Hospital. Dmand AI links Mary Zimmer to 6 more medical groups.
Does Mary C. Zimmer accept Medicare?
Yes. CMS lists Mary Zimmer as accepting Medicare assignment.
How many Medicare patients does Mary C. Zimmer see?
CMS counts 245 Medicare patients who saw Mary Zimmer in 2024, with an average age of 70.
Has Mary C. Zimmer received payments from drug or device companies?
CMS Open Payments shows $22 in general payments to Mary Zimmer from 1 company from 2025 to 2025. The largest total came from Mallinckrodt Hospital Products Inc.
How long has Mary C. Zimmer been practicing?
Mary Zimmer graduated from medical school in 2016, 10 years ago.
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