DR. JONATHAN GABRIEL BONCHAK M.D.
NPI 1053670307
Dermatology in New Berlin, WI

Active since May 07, 2012PECOS EnrolledAccepts Medicare Assignment
12901 W NATIONAL AVE, NEW BERLIN, WI 53151(262) 787-5200 Get Directions Write a Review

NPPES record last updated: November 24, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 24, 2021, Jul 21, 2020, Aug 21, 2019 and 1 more (4 updates tracked since 2018).

About Dr. Jonathan Gabriel Bonchak M.d. NPPES

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

DR. JONATHAN GABRIEL BONCHAK M.D. (NPI 1053670307) is an individual dermatology provider in New Berlin, Wisconsin, licensed in Wisconsin (69595) and active in the NPI registry since May 2012. He is enrolled in Medicare PECOS, is affiliated with Aurora St Lukes Medical Center, and maintains a secondary practice location in Greenfield.

NPPES Registry Identity

NPI1053670307
Entity TypeIndividualMale
Primary Taxonomy207N00000X
Provider Legal NameDR. JONATHAN GABRIEL BONCHAKCredential: M.D.
Location Address12901 W NATIONAL AVENew Berlin, WI 53151-4063
Mailing Address3301 W Forest Home AveMilwaukee, WI 53215-2843 · (414) 389-2377
Sole ProprietorNo
Medical School CMSOtherGraduated 2012
Enumeration DateMay 7, 2012
Last NPPES UpdateNovember 24, 20214 updates tracked since enumeration
NPPES CertifiedNovember 24, 2021
NPI 1053670307 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyDermatologyAllopathic & Osteopathic Physicians
Taxonomy Code207N00000X
License Licensed in WI · 69595
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.
12901 W NATIONAL AVE, New Berlin, WI 53151

Secondary Practice Location 1

Location 16901 W Edgerton AveGreenfield, WI 53220 · Phone (414) 421-8400

Other Identifiers 1

Medicaid100079068WI

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Jonathan Gabriel Bonchak 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 ID4183945884
PECOS Enrollment IDI20180801000064
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.

Areas of Expertise CMS Part B claims 22

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.

Test for allergy using skin patch 95044
A skin patch test helps identify allergens causing skin reactions. Small patches with potential allergens are applied to your skin, usually on the back. After 48 hours, they are removed to check for reactions. It's a safe and effective way to diagnose allergies.
1,033 services11 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.
781 services168 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.
358 services242 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.
317 services225 patients
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.
310 services243 patients
Shaving of skin growth of body, arms, or legs, 0.6-1.0 cm 11301
This procedure involves the careful removal of a small skin growth on the body, arms, or legs. It's done by shaving off the growth that's 0.6-1.0 cm in size. It's a common, safe method to treat non-cancerous skin growths and improve skin appearance.
203 services131 patients

Hospital Affiliations CMS Care Compare 2

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

Aurora St Lukes Medical Center

Acute Care Hospitals · Milwaukee, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520138
Location2900 W Oklahoma AveMilwaukee, WI 53215 · Milwaukee County
Emergency services Birthing friendly

West Allis Memorial Hospital

Acute Care Hospitals · West Allis, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520139
Location8901 W Lincoln AveWest Allis, WI 53227 · Milwaukee County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53151 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 11

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

Nurse Practitioner
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Dermatology
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Nurse Practitioner
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Nurse Practitioner
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Family Medicine
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Dermatology
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Dermatology
12901 W NATIONAL AVE
NEW BERLIN, WI 53151
Dermatology
12901 W NATIONAL AVE
NEW BERLIN, WI 53151

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 Jonathan Bonchak's NPI number?

The NPI number for Jonathan Bonchak is 1053670307. It was assigned to this individual provider in the NPPES registry on May 7, 2012.

Where is Jonathan Bonchak located?

Jonathan Bonchak practices at 12901 W National Ave, New Berlin, WI 53151. The listed phone number is (262) 787-5200.

What is Jonathan Bonchak's specialty?

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

Is Jonathan Bonchak enrolled in Medicare?

Yes. Jonathan Bonchak 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.

What insurance does Jonathan Bonchak accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Quartz and 1 other insurer list Jonathan Bonchak 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 Jonathan Bonchak affiliated with any hospitals?

According to CMS data, Jonathan Bonchak is affiliated with Aurora St Lukes Medical Center and West Allis Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Jonathan Bonchak was last updated on November 24, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.