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- 100 W Lawrence St, Suite 409, Appleton, WI 54911
About Dr. Kagen
Charles N. Kagen, M.D. practices dermatology in Appleton, WI. Charles is a 1980 graduate of University of Wisconsin School of Medicine. According to Medicare claims data, Charles cared for 758 Medicare patients across 1,129 services. The services billed most often include destruction of precancer skin growth, 2-14 growths, established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more, and established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more. The provider's National Provider Identifier (NPI) is 1114015674.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (920) 733-5138
- Email not available
Is this your home address or personal number? Hide it
Practice Locations
100 W LAWRENCE ST SUITE 409
Appleton, WI 54911
Conditions Commonly Evaluated or Treated
Within Dermatology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Autoimmune and connective tissue
- Bullous pemphigoid
- Cutaneous lupus
- Morphea
- Pemphigus vulgaris
- Vitiligo
Cancer care
Pediatric and genetic
- Epidermolysis bullosa
- Ichthyosis
Rashes & allergy
Wounds & skin
Most searched conditions
Acne and follicular disorders
- Folliculitis
- Hidradenitis suppurativa
Eczema and inflammatory skin disease
Infections and infestations
Pigment, growths, and benign lesions
- Melasma
- Seborrheic keratosis
Skin cancer
- Basal cell skin cancer
- Squamous cell skin cancer
Urticaria, itch, and vascular
- Chronic itching
- Excessive sweating
- Hives
Infections
Skin growths
Procedures & services
Bladder & bowel
Cosmetic & plastics
Cosmetic dermatology
- Dermal filler injections
- Laser skin resurfacing
- Laser treatment of vascular lesions
Diagnostic procedures
- Dermoscopy
- Excisional skin biopsy
- Punch biopsy
- Shave biopsy
- Skin scraping for fungal or mite testing
- Patch testing
- Skin biopsy
Lesion treatment
- Chemical treatment of skin lesions
- Incision and drainage of an abscess
- Intralesional medication injection
- Complex skin lesion excision
- Cryotherapy for skin lesions
- Electrodesiccation and curettage
Medical dermatology treatment
- Botulinum toxin treatment for excessive sweating
- Systemic dermatologic therapy management
Skin and Scars
- Mole And Skin Tag Removal
- Scar Revision
Skin cancer surgery
- Sentinel lymph-node biopsy for melanoma
- Wide excision of melanoma
- Mohs surgery
Skin growths
- Cyst Removal
- Skin Tag Removal
- Lipoma removal
- Steroid injection for keloids
Wound Care
Most searched procedures
- Botox
- Chemical peel
- Laser hair removal
- Microneedling
- Mole removal
- Skin cancer screening
Cosmetic
- Acne scar treatment
- Dermal fillers
- Sclerotherapy
- Tattoo removal
Cosmetic and minor surgery
- Sun spot removal
Diagnostic
- Mole mapping
- Skin scraping test
General dermatology
- Biologic drug management
- Cortisone shot for cysts
Infections
Medical dermatology
Nails & hair
Procedures Most Often Billed to Medicare
1,129 services · 758 patients · 12 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Destruction of precancer skin growth, 2-14 growths | Procedure | 17003 |
259 | Less often than most peers in Dermatology |
| Destruction of precancer skin growth, 1 growth | Procedure | 17000 |
152 | As often as other peers in Dermatology |
| Destruction of skin growth, 1-14 growths | Procedure | 17110 |
110 | As often as other peers in Dermatology |
| Biopsy of related skin growth, first growth | Procedure | 11102 |
61 | Less often than most peers in Dermatology |
| Destruction of cancer skin growth of trunk, arms, or legs, 0.6-1.0 cm | Procedure | 17261 |
23 | As often as other peers in Dermatology |
| Biopsy of related skin growth, each additional growth | Procedure | 11103 |
18 | Less often than most peers in Dermatology |
| Injection into skin growth, 1-7 growths | Procedure | 11900 |
15 | Less often than most peers in Dermatology |
| Removal of skin tag, 1-15 skin tags | Procedure | 11200 |
12 | Less often than most peers in Dermatology |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
47 | As often as other peers in Dermatology |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
244 | As often as other peers in Dermatology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other dermatologists in Appleton 4
Same specialty, same city.
Trained at University of Wisconsin School of Medicine 8
Other providers in the same specialty who trained at the same institution.
More connections — 16 related providers in 2 groups
Class of 1980 at University of Wisconsin School of Medicine 8
Providers who graduated from the same medical school in the same year.
Also performs Destruction of precancer skin growth, 2-14 growths 8
Providers in WI who bill this service to Medicare most often.
Common questions
What is Charles N. Kagen's specialty?
Charles N. Kagen is a dermatologist (skin doctor) in Appleton, WI. That is the designation recorded for this NPI in the federal registry, where it is listed as “Dermatology”.
NPI registry
Where can I find Charles N. Kagen?
Charles N. Kagen is listed at 100 W Lawrence St Suite 409, Appleton, WI 54911. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Charles N. Kagen?
The number on file is (920) 733-5138. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Charles N. Kagen's NPI number?
Charles N. Kagen's National Provider Identifier is 1114015674. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
What is Charles N. Kagen's education?
Charles N. Kagen attended University of Wisconsin School of Medicine, graduating in 1980. This comes from the CMS National Downloadable File.
CMS public data
How long has Charles N. Kagen been practicing?
Charles N. Kagen has 46 years experience. Calculated from a graduation year of 1980, reported in the CMS National Downloadable File.
CMS public data
What is Charles N. Kagen known for?
According to Medicare billing data, Charles N. Kagen performs procedures including destruction of precancer skin growth, 2-14 growths, destruction of precancer skin growth, 1 growth and destruction of skin growth, 1-14 growths, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Charles N. Kagen confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Charles N. Kagen. If this is you, claiming it is free.
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