JULIA ROSE TREMILLO PA-C
NPI 1467947937
Physician Assistant in Appleton, WI

Q: What is Julia Tremillo's NPI number?

The NPI number for Julia Tremillo is 1467947937. It was assigned to this individual provider in the NPPES registry on June 27, 2018. The provider is also known as Julia R Prosser.

Q: What is Julia Tremillo's specialty?

The primary specialty registered for this NPI is Physician Assistant with taxonomy code 363A00000X.

Q: When was this NPI record last updated?

The NPPES record for Julia Tremillo was last updated on October 14, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months 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 June 27, 2018PECOS EnrolledAccepts Medicare Assignment

3925 N GATEWAY DR, APPLETON, WI 54913(920) 702-6371 Get Directions Write a Review

NPPES record last updated: October 14, 2025. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Nov 21, 2023, Oct 16, 2023, Jun 27, 2018 (3 updates tracked since 2018).

On this page

About Julia Rose Tremillo Pa-c NPPES

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

JULIA ROSE TREMILLO PA-C (NPI 1467947937) is an individual physician assistant in Appleton, Wisconsin, licensed in Wisconsin (4406-23) and active in the NPI registry since June 2018. She is enrolled in Medicare PECOS, is affiliated with Thedacare Regional Med Ctr - Neenah, and is a graduate of Other (2018).

NPPES Registry Identity

NPI1467947937

Entity TypeIndividualFemale

Primary Taxonomy363A00000X

Provider Legal NameJULIA ROSE TREMILLOCredential: PA-C

Location Address3925 N GATEWAY DRAppleton, WI 54913-7863

Mailing Address3 Neenah CtrNeenah, WI 54956-3070 · (920) 830-5900 · Fax (920) 830-5910

Phone(920) 702-6371

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateJune 27, 2018

Last NPPES UpdateOctober 14, 20253 updates tracked since enumeration

NPPES CertifiedOctober 14, 2025

✔ NPI 1467947937 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPhysician AssistantPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363A00000X

License✔ Licensed in WI · 4406-23

Definition

A physician assistant is a person who has successfully completed an accredited education program for physician assistant, is licensed by the state and is practicing within the scope of that license. Physician assistants are formally trained to perform many of the routine, time-consuming tasks a physician can do. In some states, they may prescribe medications. They take medical histories, perform physical exams, order lab tests and x-rays, and give inoculations. Most states require that they work under the supervision of a physician.

3925 N GATEWAY DR, Appleton, WI 54913

Open in Google Maps ↗

Other Names 1

Former Name (1)Julia R Prosser

Other Identifiers 1

Medicaid100080185WI

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include CareSource (Common Ground Healthcare).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

Julia Rose Tremillo Pa-c 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 ID4082963137

PECOS Enrollment IDI20180822001949

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 8

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 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.

51 services51 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.

36 services36 patients

Blood test, basic group of blood chemicals (calcium, total) 80048

A basic group blood test measures the levels of certain chemicals in your blood, including calcium. This helps assess your overall health and detect potential problems. The procedure involves drawing a small amount of blood from your arm, which is then analyzed in a lab.

23 services23 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

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

20 services20 patients

Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 85025

A Complete Blood Cell Count is a common test that measures various components of the blood, including red cells (carry oxygen), white cells (fight infection), and platelets (help blood clot). An automated test ensures accuracy. The differential count provides detailed information about white cell types.

19 services19 patients

Hospital Affiliations CMS Care Compare 2

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

Thedacare Regional Med Ctr - Neenah

Acute Care Hospitals · Neenah, WI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520045

Location130 2nd StNeenah, WI 54956 · Winnebago County

Emergency services Birthing friendly

Thedacare Regional Medical Center - Appleton Inc

Acute Care Hospitals · Appleton, WI

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520160

Location1818 N Meade StAppleton, WI 54911 · Outagamie County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54913 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

Reported Quality Measures

Documentation of Current Medications in the Medical Record

Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.

99%297 patients4/55-star benchmark: 100%

Providers report different measures because they deliver different services; reporting more or less information is not a reflection of quality. Star ratings appear only where CMS assigned them.

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.

FOX VALLEY HEMATOLOGY & ONCOLOGY S C

Pharmacy (Community/Retail Pharmacy)

3925 N GATEWAY DR, SUITE 100
APPLETON, WI 54913

Outagamie County (920) 702-4802

BRITTANY E GOODRICH-BRAUN

Family Medicine