JUSTIN O. ENDO M.D.
NPI 1932167384
Dermatology in Madison, WI

Q: What is Justin Endo's NPI number?

The NPI number for Justin Endo is 1932167384. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Q: What is Justin Endo's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Q: When was this NPI record last updated?

The NPPES record for Justin Endo was last updated on January 5, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 03, 2006PECOS EnrolledAccepts Medicare Assignment

1 S PARK ST, MADISON, WI 53715(608) 287-2450(608) 287-2331 Get Directions Write a Review

NPPES record last updated: January 5, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

On this page

About Justin O. Endo M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

JUSTIN O. ENDO M.D. (NPI 1932167384) is an individual dermatology provider in Madison, Wisconsin, licensed in Wisconsin (49751) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Wi Hospitals & Clinics Authority, and is a graduate of University Of Nebraska College Of Medicine (2005).

NPPES Registry Identity

NPI1932167384

Entity TypeIndividualMale

Primary Taxonomy207N00000X

Provider Legal NameJUSTIN O. ENDOCredential: M.D.

Location Address1 S PARK STMadison, WI 53715-1375

Mailing Address7974 Uw Health CtMiddleton, WI 53562-5531

Phone(608) 287-2450

Fax(608) 287-2331

Sole ProprietorNo

Medical School CMSUniversity Of Nebraska College Of MedicineGraduated 2005

Enumeration DateMay 3, 2006

Last NPPES UpdateJanuary 5, 2021

NPPES CertifiedJanuary 5, 2021

✔ NPI 1932167384 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians

Taxonomy Code207N00000X

License✔ Licensed in WI · 49751

Definition

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Also ListedInternal MedicineTaxonomy 207R00000X · License 1695 (WI)

1 S PARK ST, Madison, WI 53715

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Group Health Cooperative-SCW and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Justin O. Endo M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID3870770274

PECOS Enrollment IDI20110613000496

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Justin Endo reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

University Of Wisconsin Medical Foundation, Inc

7.1 mi

Multi-Specialty

7974 UW HEALTH COURT
Middleton, WI 53562

Reassigned Medicare billing, Wisconsin enrollment
2,832 clinicians in this Medicare group

NPI 1598784555 (608) 829-5485

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 17

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

322 services280 patients

Destruction of precancer skin growth, 2-14 growths 17003

This procedure involves removing 2-14 precancerous skin growths. The growths are treated to prevent them from potentially developing into skin cancer. The process is safe, with minimal discomfort, and promotes healthier skin.

264 services62 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

212 services183 patients

Application of ultraviolet light to skin 96900

Application of ultraviolet light to skin is a treatment process where a special type of light is directed onto the skin. It's often used to treat certain skin conditions, like psoriasis or vitiligo. It's a safe, controlled procedure performed by a healthcare professional.

131 services33 patients

Destruction of precancer skin growth, 1 growth 17000

"Destruction of precancer skin growth" is a procedure that eliminates a single precancerous skin growth. This is done to prevent it from developing into skin cancer. The growth may be removed using various methods such as cryotherapy (freezing), laser therapy, or topical medications.

114 services106 patients

Biopsy of related skin growth, first growth 11102

A biopsy of a skin growth involves taking a small sample of the growth to examine it under a microscope. This helps determine if the growth is harmful. The procedure is typically quick, with minimal discomfort. It's a crucial step in ensuring your skin's health.

105 services97 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

74 services74 patients

Destruction of skin growth, 1-14 growths 17110

"Destruction of skin growth" refers to a procedure where 1-14 abnormal skin growths are removed. This is done using methods such as freezing, burning, or laser therapy. It helps prevent the growth from causing discomfort or turning into a more serious condition.

71 services67 patients

Biopsy of related skin growth, each additional growth 11103

A biopsy of related skin growth is a procedure where a small piece of skin growth is removed for testing. If additional growths are identified, they may also be biopsied. This helps in diagnosing skin conditions and planning appropriate treatment.

49 services24 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

40 services40 patients

Injection, triamcinolone acetonide, not otherwise specified, 10 mg J3301

Triamcinolone acetonide is a medication used to reduce inflammation in the body. It's given as a 10 mg injection for conditions like allergies, arthritis, or skin problems. The injection helps to decrease swelling, redness, and itching.

23 services13 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

22 services22 patients

Punch biopsy, first skin growth 11104

A punch biopsy is a procedure where a small, circular tool is used to remove a sample of skin tissue. This is usually done to test a skin growth for potential issues. You may feel a pinch, but discomfort is minimal. The area heals quickly.

16 services16 patients

Remote evaluation of recorded video and/or images submitted by an established patient (e.g., store and forward), including interpretation with follow-up with the patient within 24 business hours, not originating from a related e/m service provided within t G2010

This service allows an established patient to submit recorded video or images for remote evaluation. The medical team reviews the submissions and provides interpretation, followed by a follow-up discussion with the patient within 24 hours. This service is separate from any related evaluation/management service.

16 services16 patients

Injection into skin growth, 1-7 growths 11900

This procedure involves injecting medication into 1-7 skin growths. The medication helps to reduce the size of the growths or completely eliminate them. It's a simple, quick, and usually painless process performed by a medical professional.

15 services14 patients

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212

This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.

14 services14 patients

Tissue fungi or parasites 87220

Tissue fungi or parasites refer to microorganisms that can infect various parts of the body. This may cause symptoms like fatigue, fever, and skin changes. Diagnosis involves testing samples from the affected area. Treatment often includes medication to eliminate the infection.

11 services11 patients

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

University Of Wi Hospitals & Clinics Authority

Acute Care Hospitals · Madison, WI

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number520098

Location600 Highland AvenueMadison, WI 53792 · Dane County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53715 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

Established Patient

$67.37 typical visit price

range $17.40 – $133.76

Typical copayment $16.84 (range $4.35 – $33.44)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JESSICA ANN NOWAK APNP

Nurse Practitioner

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2434

DAVID M MELNICK MD

Surgery

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2100

JOHN D WEGENKE MD

Urology

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2900

ABDUL MUNEM KENJ HALABI MD

Internal Medicine (Rheumatology)

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2800

DIANE L BENZ AUD

Audiologist

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2650

LAUREN WEST APNP

Nurse Practitioner

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2037

KATHLEEN M BAUS MD

Radiology (Diagnostic Radiology)

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2050

DOROTHY ANNE IMHOFF DNP

Nurse Practitioner

1 S PARK ST
MADISON, WI 53715

Dane County (608) 287-2434

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Justin Endo's NPI number?

The NPI number for Justin Endo is 1932167384. It was assigned to this individual provider in the NPPES registry on May 3, 2006.

Where is Justin Endo located?

Justin Endo practices at 1 S Park St, Madison, WI 53715. The listed phone number is (608) 287-2450.

What is Justin Endo's specialty?

The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.

Is Justin Endo enrolled in Medicare?

Yes. Justin Endo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Justin Endo's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Justin Endo reassigns Medicare benefits to University Of Wisconsin Medical Foundation, Inc (Middleton, WI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Justin Endo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Justin Endo accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, Group Health Cooperative-SCW, HealthPartners and Quartz and 1 other insurer list Justin Endo as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Justin Endo affiliated with any hospitals?

According to CMS data, Justin Endo is affiliated with University Of Wi Hospitals & Clinics Authority.

When was this NPI record last updated?

The NPPES record for Justin Endo was last updated on January 5, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.