GUILLERMO MIGUEL VALENZUELA CORTEZ MD
NPI 1710597174
Internal Medicine in Johnson Creek, WI

Active since July 31, 2020PECOS EnrolledAccepts Medicare Assignment
400 DOCTORS CT, JOHNSON CREEK, WI 53038(920) 699-4245(920) 699-4748 Get Directions Write a Review

NPPES record last updated: September 23, 2024. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 23, 2024, Aug 2, 2024, Jan 14, 2021 and 2 more (5 updates tracked since 2020).

About Guillermo Miguel Valenzuela Cortez Md NPPES

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

GUILLERMO MIGUEL VALENZUELA CORTEZ MD (NPI 1710597174) is an individual internal medicine provider in Johnson Creek, Wisconsin, licensed in Wisconsin (83885-20) and active in the NPI registry since July 2020. He is enrolled in Medicare PECOS, is affiliated with Fort Memorial Hospital, and maintains a secondary practice location in Harrisburg.

NPPES Registry Identity

NPI1710597174
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameGUILLERMO MIGUEL VALENZUELA CORTEZCredential: MD
Location Address400 DOCTORS CTJohnson Creek, WI 53038-9567
Mailing AddressPo Box 249Fort Atkinson, WI 53538-0249 · (920) 563-4466 · Fax (920) 568-4004
Fax(920) 699-4748
Sole ProprietorNo
Medical School CMSOtherGraduated 2010
Enumeration DateJuly 31, 2020
Last NPPES UpdateSeptember 23, 20245 updates tracked since enumeration
NPPES CertifiedSeptember 23, 2024
NPI 1710597174 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
Licenses Licensed in WI · 83885-20 Licensed in PA · MT222042
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X · License MT222042 (PA)
400 DOCTORS CT, Johnson Creek, WI 53038

Secondary Practice Location 1

Location 1205 S Front St Ste 3CHarrisburg, PA 17104-1619 · Phone (717) 231-8532 · Fax (717) 231-8535

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

Guillermo Miguel Valenzuela Cortez Md 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 ID5092252155
PECOS Enrollment IDI20240807000444
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

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.
33 services16 patients

Hospital Affiliations CMS Care Compare 3

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

Fort Memorial Hospital

Acute Care Hospitals · Fort Atkinson, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number520071
Location611 Sherman Ave EFort Atkinson, WI 53538 · Jefferson County
Emergency services Birthing friendly

Ssm Health St Mary's Hospital - Madison

Acute Care Hospitals · Madison, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520083
Location700 South Park StMadison, WI 53715 · Dane County
Emergency services Birthing friendly

Watertown Memorial Hospital

Acute Care Hospitals · Watertown, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520116
Location125 Hospital DriveWatertown, WI 53098 · Dodge County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53038 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
$123.69 typical visit price
range $53.90 – $163.24
Typical copayment $30.92 (range $13.47 – $40.81)
Most-billed visit code 99204
Established Patient
$95.41 typical visit price
range $17.40 – $133.76
Typical copayment $23.85 (range $4.35 – $33.44)
Most-billed visit code 99214
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 4

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

Occupational Therapist
400 DOCTORS CT
JOHNSON CREEK, WI 53038
Preventive Medicine (Undersea and Hyperbaric Medicine)
400 DOCTORS CT
JOHNSON CREEK, WI 53038
Occupational Therapist
400 DOCTORS CT
JOHNSON CREEK, WI 53038
Family Medicine
400 DOCTORS CT
JOHNSON CREEK, WI 53038

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 Guillermo Valenzuela Cortez's NPI number?

The NPI number for Guillermo Valenzuela Cortez is 1710597174. It was assigned to this individual provider in the NPPES registry on July 31, 2020.

Where is Guillermo Valenzuela Cortez located?

Guillermo Valenzuela Cortez practices at 400 Doctors Ct, Johnson Creek, WI 53038. The listed phone number is (920) 699-4245.

What is Guillermo Valenzuela Cortez's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Guillermo Valenzuela Cortez enrolled in Medicare?

Yes. Guillermo Valenzuela Cortez 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 Guillermo Valenzuela Cortez accept?

Health plans from Anthem Blue Cross and Blue Shield, Group Health Cooperative-SCW, MercyCare Health Plans and Quartz list Guillermo Valenzuela Cortez 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 Guillermo Valenzuela Cortez affiliated with any hospitals?

According to CMS data, Guillermo Valenzuela Cortez is affiliated with Fort Memorial Hospital, Ssm Health St Mary's Hospital - Madison and Watertown Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Guillermo Valenzuela Cortez was last updated on September 23, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 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.