DR. JULIANA JOHNSON FERRI GUERRA MD
NPI 1003435579
Internal Medicine - Endocrinology, Diabetes & Metabolism in Sioux Falls, SD

Active since April 14, 2020PECOS EnrolledAccepts Medicare Assignment
1305 W 18TH ST, SIOUX FALLS, SD 57105(605) 328-8700 Get Directions Write a Review

NPPES record last updated: September 4, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Sep 4, 2025, Aug 8, 2025, Feb 5, 2024 and 1 more (4 updates tracked since 2020).

About Dr. Juliana Johnson Ferri Guerra Md NPPES

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

DR. JULIANA JOHNSON FERRI GUERRA MD (NPI 1003435579) is an individual endocrinology, diabetes & metabolism provider in Sioux Falls, South Dakota, licensed in South Dakota (16839) and active in the NPI registry since April 2020. She is enrolled in Medicare PECOS, is affiliated with Orange City Area Health System, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1003435579
Entity TypeIndividualFemale
Primary Taxonomy207RE0101X
Provider Legal NameDR. JULIANA JOHNSON FERRI GUERRACredential: MD
Location Address1305 W 18TH STSioux Falls, SD 57105-0401
Mailing Address1305 W 18th StSioux Falls, SD 57105-0401
Sole ProprietorNo
Medical School CMSOtherGraduated 2013
Enumeration DateApril 14, 2020
Last NPPES UpdateSeptember 4, 20254 updates tracked since enumeration
NPPES CertifiedSeptember 4, 2025
NPI 1003435579 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Endocrinology, Diabetes & MetabolismAllopathic & Osteopathic Physicians
Taxonomy Code207RE0101X
License Licensed in SD · 16839
Definition
An internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary diseases and menstrual and sexual problems.
1305 W 18TH ST, Sioux Falls, SD 57105

Other Names 1

Professional Name (2)Dr. Juliana Guerra Md

Secondary Practice Locations 2

Location 14300 Alton RdMiami Beach, FL 33140-2948 · Phone (786) 439-4442
Location 29500 Euclid Ave # F20Cleveland, OH 44195-0002 · Phone (216) 444-6568

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. Juliana Johnson Ferri Guerra 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 ID547620296
PECOS Enrollment IDI20250918002630
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.

Hospital Affiliations CMS Care Compare 5

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

Orange City Area Health System

Critical Access Hospitals · Orange City, IA
OwnershipVoluntary non-profit - Other
CMS Certification Number161360
Location1000 Lincoln Circle SEOrange City, IA 51041 · Sioux County
Emergency services

Sanford Worthington Medical Center

Acute Care Hospitals · Worthington, MN
OwnershipVoluntary non-profit - Private
CMS Certification Number240022
Location1018 Sixth Avenue PO Box 997Worthington, MN 56187 · Nobles County
Emergency services Birthing friendly

Sanford Westbrook Medical Center

Critical Access Hospitals · Westbrook, MN
OwnershipVoluntary non-profit - Private
CMS Certification Number241302
Location920 Bell Avenue PO Box 188Westbrook, MN 56183 · Cottonwood County
Emergency services

Sanford Usd Medical Center

Acute Care Hospitals · Sioux Falls, SD
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number430027
Location1305 W 18th St Post Office Box 5039Sioux Falls, SD 57117 · Minnehaha County
Emergency services Birthing friendly

Sanford Vermillion Hospital

Critical Access Hospitals · Vermillion, SD
OwnershipVoluntary non-profit - Private
CMS Certification Number431336
Location20 South Plum StreetVermillion, SD 57069 · Clay County
Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 57105 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
$126.78 typical visit price
range $55.52 – $167.23
Typical copayment $31.69 (range $13.88 – $41.80)
Most-billed visit code 99204
Established Patient
$97.88 typical visit price
range $18.08 – $137.08
Typical copayment $24.47 (range $4.52 – $34.27)
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 20

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

Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Nurse Practitioner (Neonatal)
1305 W 18TH ST
SIOUX FALLS, SD 57105
Nurse Practitioner
1305 W 18TH ST
SIOUX FALLS, SD 57105
Nurse Anesthetist, Certified Registered
1305 W 18TH ST
SIOUX FALLS, SD 57105
Pathology (Anatomic Pathology & Clinical Pathology)
1305 W 18TH ST
SIOUX FALLS, SD 57105
Emergency Medicine
1305 W 18TH ST
SIOUX FALLS, SD 57105

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 Juliana Ferri Guerra's NPI number?

The NPI number for Juliana Ferri Guerra is 1003435579. It was assigned to this individual provider in the NPPES registry on April 14, 2020. The provider is also known as Dr. Juliana Guerra MD.

Where is Juliana Ferri Guerra located?

Juliana Ferri Guerra practices at 1305 W 18th St, Sioux Falls, SD 57105. The listed phone number is (605) 328-8700.

What is Juliana Ferri Guerra's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Endocrinology, Diabetes & Metabolism, with taxonomy code 207RE0101X.

Is Juliana Ferri Guerra enrolled in Medicare?

Yes. Juliana Ferri Guerra 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 Juliana Ferri Guerra accept?

Health plans from Sanford Health Plan list Juliana Ferri Guerra 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 Juliana Ferri Guerra affiliated with any hospitals?

According to CMS data, Juliana Ferri Guerra is affiliated with Orange City Area Health System, Sanford Worthington Medical Center, Sanford Westbrook Medical Center, Sanford Usd Medical Center and Sanford Vermillion Hospital.

When was this NPI record last updated?

The NPPES record for Juliana Ferri Guerra was last updated on September 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.