Diane Zimmer
- Part D claims, 2024
- 1,798
- Hospital affiliations
- 1
- Industry payments
- $192
- Medical groups
- 4
- State license
- 1
- Practice address
- 5843 South Western Avenue, Chicago, IL 60636
- Practice phone
- Call (773) 434-8600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Friend Health - Chicago (S Western Ave)
Outpatient Mental Health Clinic · Chicago, Illinois
Find Diane 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.
Diane Zimmer is a family nurse practitioner in Chicago, Illinois
Diane Zimmer practices at Friend Health - Chicago (S Western Ave) in Chicago, Illinois.
Diane Zimmer's NPI, 1588801732, was assigned on January 9, 2009. Diane Zimmer holds Illinois license 209007358.
- NPI
- 1588801732NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749347029
- NPI enumeration date
- January 9, 2009
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (773) 434-8600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Diane Zimmer practices at Friend Health - Chicago (S Western Ave) in Chicago, Illinois
Diane Zimmer's primary practice is Friend Health - Chicago (S Western Ave), at 5843 South Western Avenue, Chicago, IL 60636. The practice phone is (773) 434-8600.
- Friend Health - Chicago (S Western Ave)5843 South Western Avenue, Chicago, IL 60636Phone(773) 434-8600
Source: Dmand AI Affiliation Data
Diane Zimmer is affiliated with 3 sites of care and 4 medical groups
Diane Zimmer's primary practice is Friend Health - Chicago (S Western Ave) in Chicago, Illinois. Diane Zimmer is also affiliated with University of Chicago Medical Center. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Diane Zimmer to 3 more medical groups and 1 community health center, each named with a free account. Diane Zimmer's employer is on file too: a behavioral health center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Diane Zimmer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Diane Zimmer practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Friend Health - Chicago (S Western Ave) | 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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Diane Zimmer is one of 7,275 family nurse practitioners in Illinois
Family is Diane Zimmer's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Diane Zimmer is licensed in Illinois.
Specialties and state licenses
- Family nurse practitioner, IllinoisPrimary
Family nurse practitioners near Diane 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
Diane Zimmer's patients have a median age of 42
Across all payers, Dmand AI patient panel data puts Diane Zimmer's median patient age at 42, with 66% women.
Diane 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 42
Patient panel by sex, all payers
- Women66%
- Men33%
Source: Dmand AI Patient Panel Data
Diane Zimmer wrote 1,798 Medicare Part D claims in 2024
In 2024, Diane Zimmer wrote 1,798 Medicare Part D claims for 136 patients. 86% of them were for generic drugs.
Diane Zimmer's Part D claims by kind of drug, 2024
- Generic1,541 claims86%
- Brand-name226 claims13%
- Other31 claims2%
Drug classes CMS tracks in Diane Zimmer's Part D claims, 2024
- Opioids1%17 of 1,798 claims
- Antibiotics1%22 of 1,798 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 Diane Zimmer takes part in Medicare
Diane 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)
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Diane Zimmer received $192 in industry payments in 2025
CMS Open Payments shows 8 general payments to Diane Zimmer from 4 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Exact Sciences Corporation paid the most, $101.
Companies that paid Diane 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 Diane 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 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 Diane 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 Diane Zimmer's NPI number?
Diane Zimmer's NPI number is 1588801732. It was assigned on January 9, 2009, and it is active in the NPI Registry.
What does Diane Zimmer specialize in?
Diane Zimmer is a family nurse practitioner in Chicago, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Diane Zimmer practice?
Diane Zimmer practices at 5843 South Western Avenue, Chicago, IL 60636. Diane Zimmer's primary practice is Friend Health - Chicago (S Western Ave) in Chicago, Illinois. Dmand AI also links Diane Zimmer to 3 medical groups and 1 community health center.
What is Diane Zimmer's office phone number?
The practice phone on file for Diane Zimmer is (773) 434-8600.
What is Diane Zimmer's medical license number?
Diane Zimmer holds Illinois license 209007358.
Which hospitals is Diane Zimmer affiliated with?
Diane Zimmer is affiliated with University of Chicago Medical Center.
What medical group is Diane Zimmer part of?
Diane Zimmer is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Diane Zimmer to 3 more medical groups.
Does Diane Zimmer accept Medicare?
Yes. CMS lists Diane Zimmer as accepting Medicare assignment.
Has Diane Zimmer received payments from drug or device companies?
CMS Open Payments shows $192 in general payments to Diane Zimmer from 4 companies from 2025 to 2025. The largest total came from Exact Sciences Corporation.
How long has Diane Zimmer been practicing?
Diane Zimmer graduated from medical school in 2008, 18 years ago.
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