Dr. Kolleen L. Zimmermann, MD
- Medicare services, 2020
- 143
- Part D claims, 2020
- 91
- Affiliated sites
- 1
- State license
- 1
- Year NPI issued
- 2006
- Practice address
- 715 Superior Rd Ste 120 Suite 120, Green Bay, WI 54311
- Practice phone
- Call (920) 406-9803
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Forefront Dermatology
Physician office · Green Bay, Wisconsin
Find Dr. Zimmermann'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.
Dr. Kolleen L. Zimmermann is a dermatologist in Green Bay, Wisconsin
Dr. Zimmermann practices at Forefront Dermatology in Green Bay, Wisconsin.
Dr. Zimmermann's NPI, 1619981164, was assigned on July 28, 2006. Dr. Zimmermann holds Wisconsin license 38042-020.
- NPI
- 1619981164NPI Registry (opens in a new tab)
- NPI enumeration date
- July 28, 2006
- NPI status
- Active
- Practice phone
- (920) 406-9803
- 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
Dr. Kolleen L. Zimmermann practices at Forefront Dermatology in Green Bay, Wisconsin
Dr. Zimmermann's primary practice is Forefront Dermatology, at 715 Superior Rd Ste 120 Suite 120, Green Bay, WI 54311. The practice phone is (920) 406-9803.
- Forefront Dermatology715 Superior Rd Ste 120 Suite 120, Green Bay, WI 54311Phone(920) 406-9803
Source: Dmand AI Affiliation Data
Dr. Kolleen L. Zimmermann is affiliated with 1 site of care
Dr. Zimmermann's primary practice is Forefront Dermatology in Green Bay, Wisconsin.
Source: Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Dr. Kolleen L. Zimmermann's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Zimmermann practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Forefront Dermatology | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Kolleen L. Zimmermann is one of 436 dermatologists in Wisconsin
Dermatology is Dr. Zimmermann's primary specialty in the NPI Registry, under taxonomy code 207N00000X. Dr. Zimmermann is licensed in Wisconsin.
Specialties and state licenses
- Dermatology, WisconsinPrimary
Dermatologists near Dr. Zimmermann
Counts of dermatologists 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
Dr. Kolleen L. Zimmermann billed Medicare for 143 services in 2020
CMS data shows 143 Medicare services from Dr. Zimmermann across 6 procedure codes in 2020. Medicare paid $3,139 for them. Every service was in an office.
Dr. Zimmermann's Medicare services by type, 2019 to 2020
- 2019
- 2020
- Office and hospital visits
- 2019: 2772020: 7772%
- Surgery
- 2019: 3992020: 6683%
Dr. Zimmermann compared with the Wisconsin median for dermatologists, 2020
- Dr. Zimmermann
- Wisconsin median
- Medicare services
- 143vs 1,89392% below
- Part D claims
- 91vs 51882% below
Medians across 439 dermatologists in Wisconsin with Dmand AI profiles that report each measure.
Dr. Zimmermann's most billed Medicare procedure codes, 2020
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Zimmermann?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Zimmermann and other dermatologists in Wisconsin.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Kolleen L. Zimmermann's patients have a median age of 72
Across all payers, Dmand AI patient panel data puts Dr. Zimmermann's median patient age at 72, with 71% women.
Dr. Zimmermann's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women71%
- Men29%
Source: Dmand AI Patient Panel Data
Dr. Kolleen L. Zimmermann wrote 91 Medicare Part D claims in 2020
In 2020, Dr. Zimmermann wrote 91 Medicare Part D claims. Every claim was for a generic drug. They cover 6 drugs, with $3,057 in total drug cost. In 2019, CMS named 207 claims across 8 drugs.
Dr. Zimmermann's most prescribed drugs by claims, 2020
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Part D claims for drugs CMS names, 2019 to 2020
- 2019
- 2020
- Claims for drugs CMS names
- 2019: 2072020: 9156%
Drugs named by CMS: 6 in 2020, 8 in 2019.
Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Sources for Dr. Kolleen L. Zimmermann'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 Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (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 Dr. Kolleen L. Zimmermann
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Kolleen L. Zimmermann's NPI number?
Dr. Kolleen L. Zimmermann's NPI number is 1619981164. It was assigned on July 28, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Kolleen L. Zimmermann?
Dr. Kolleen L. Zimmermann is a dermatologist in Green Bay, Wisconsin. The primary specialty in the NPI Registry is Dermatology Physician (taxonomy code 207N00000X).
Where does Dr. Kolleen L. Zimmermann practice?
Dr. Zimmermann practices at 715 Superior Rd Ste 120 Suite 120, Green Bay, WI 54311. Dr. Zimmermann's primary practice is Forefront Dermatology in Green Bay, Wisconsin.
What is Dr. Kolleen L. Zimmermann's office phone number?
The practice phone on file for Dr. Zimmermann is (920) 406-9803.
What is Dr. Kolleen L. Zimmermann's medical license number?
Dr. Zimmermann holds Wisconsin license 38042-020.
Does Dr. Kolleen L. Zimmermann accept Medicare?
Yes. CMS data shows Dr. Zimmermann billed Medicare for 143 services in 2020.
What services does Dr. Kolleen L. Zimmermann bill to Medicare?
In 2020, Dr. Zimmermann's most billed Medicare services were surgery: skin and soft tissue (17003), office visit, established patient (99213) and office visit, new patient (99202).
What drugs does Dr. Kolleen L. Zimmermann prescribe most?
In 2020 Medicare Part D data, Dr. Zimmermann's most prescribed drugs by claims were Fluocinonide, Triamcinolone Acetonide and Clindamycin Phosphate.
How long has Dr. Kolleen L. Zimmermann been practicing?
Dr. Zimmermann's NPI was assigned in 2006.
Selling to dermatology practices?
See dermatologists in Wisconsin by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card