DR. GUSTAVO LUIS ISUANI M.D.
NPI 1073588778
Radiology - Diagnostic Radiology in Boulder, CO

Active since February 17, 2006PECOS EnrolledAccepts Medicare Assignment
4747 ARAPAHOE AVE, BOULDER, CO 80303(303) 465-0401 Get Directions Write a Review

NPPES record last updated: April 15, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Apr 15, 2026, Nov 5, 2025, Mar 15, 2021 and 2 more (5 updates tracked since 2016).

About Dr. Gustavo Luis Isuani M.d. NPPES

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

DR. GUSTAVO LUIS ISUANI M.D. (NPI 1073588778) is an individual diagnostic radiology provider in Boulder, Colorado, licensed in Colorado (41718) and active in the NPI registry since February 2006. He is enrolled in Medicare PECOS, is affiliated with University Of Maryland Medical Center, and maintains 3 additional practice locations.

NPPES Registry Identity

NPI1073588778
Entity TypeIndividualMale
Primary Taxonomy2085R0202X
Provider Legal NameDR. GUSTAVO LUIS ISUANICredential: M.D.
Location Address4747 ARAPAHOE AVEBoulder, CO 80303-1131
Mailing Address42 Garden CtrBroomfield, CO 80020-1730 · (303) 465-0401 · Fax (303) 438-1351
Sole ProprietorNo
Medical School CMSBaylor College Of MedicineGraduated 1987
Enumeration DateFebruary 17, 2006
Last NPPES UpdateApril 15, 20265 updates tracked since enumeration
NPPES CertifiedApril 15, 2026
NPI 1073588778 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0202X
Licenses Licensed in CO · 41718 Licensed in MD · D0050174
Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License D0050174 (MD)
4747 ARAPAHOE AVE, Boulder, CO 80303

Secondary Practice Locations 3

Location 122 S Greene St Rm S2A19Baltimore, MD 21201-1544 · Phone (410) 328-3477 · Fax (410) 328-1565
Location 21100 Balsam AveBoulder, CO 80304-3404 · Phone (303) 465-0401 ext. 102 · Fax (303) 438-1351
Location 33600 Minnesota Dr Ste 800Edina, MN 55435-7915 · Phone (952) 595-1301

Other Identifiers 1

Medicaid66127009CO

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. Gustavo Luis Isuani 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 ID1052355450
PECOS Enrollment IDI20050616000461, I20131101001323, I20251122000231, I20251122000350
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 76

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.

Injection, gadoterate meglumine, 0.1 ml A9575
Gadoterate meglumine is a contrast agent used in MRI scans to help visualize certain areas of your body more clearly. It's injected into your bloodstream, typically through a vein in your arm, and helps doctors get more detailed images.
9,113 services60 patients
Gallium ga-68 gozetotide, diagnostic, (illuccix), 1 millicurie A9596
Gallium Ga-68 Gozetotide (Illuccix) is a diagnostic procedure using a radioactive tracer. It helps visualize certain types of tumors in your body by injecting a small amount of radioactive material. This is safe and aids doctors in accurate diagnosis and treatment planning.
484 services93 patients
X-ray of chest, 1 view 71045
A chest X-ray, 1 view, is a quick, painless test that produces images of the structures within your chest, such as your heart, lungs, and blood vessels. It helps in diagnosing conditions like pneumonia, heart problems, or lung cancer. You'll stand in front of a machine that emits X-rays, which pass through your body to create the image.
356 services305 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.
286 services270 patients
Dxa bone density measurement of hip, pelvis, spine including spine fracture assessment 77085
A DXA bone density measurement is a non-invasive scan that helps assess the strength of your bones, specifically in the hip, pelvis, and spine areas. It can detect early signs of osteoporosis and evaluate fracture risk. This test uses low-dose X-rays for accurate results.
259 services259 patients
Interpretation of trabecular bone score (tbs) and report on fracture risk 77092
The Trabecular Bone Score (TBS) is a tool that helps evaluate your bone health. It looks at the texture of your bones, which can indicate their strength. The results, combined with other tests, help assess your risk of future fractures.
254 services254 patients

Hospital Affiliations CMS Care Compare

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

University Of Maryland Medical Center

Acute Care Hospitals · Baltimore, MD
3/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number210002
Location22 South Greene StreetBaltimore, MD 21201 · Baltimore City County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80303 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
$89.43 typical visit price
range $58.06 – $174.82
Typical copayment $22.35 (range $14.51 – $43.70)
Most-billed visit code 99203
Established Patient
$72.20 typical visit price
range $18.88 – $142.79
Typical copayment $18.05 (range $4.72 – $35.69)
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

Appropriate Follow-up Imaging for Incidental Abdominal Lesions
Percentage of final reports for abdominal imaging studies for asymptomatic patients aged 18 years and older with one or more of the following noted incidentally with follow_up imaging recommended: - Liver lesion =< 0.5 cm - Cystic kidney lesion < 1.0 cm -…
Lower rates are better for this measure.
0%25 patients
Nuclear Medicine: Correlation with Existing Imaging Studies for All Patients Undergoing Bone Scintigraphy
Percentage of final reports for all patients, regardless of age, undergoing bone scintigraphy that include physician documentation of correlation with existing relevant imaging studies (e.g., x-ray, MRI, CT, etc.) that were performed
100%27 patients
Radiation Consideration for Adult CT: Utilization of Dose Lowering Techniques
Percentage of final reports for patients aged 18 years and older undergoing CT with documentation that one or more of the following dose reduction techniques were used: - Automated exposure control - Adjustment of the mA and/or kV according to patient size -…
100%734 patients
Radiology: Reminder System for Screening Mammograms
Percentage of patients undergoing a screening mammogram whose information is entered into a reminder system with a target due date for the next mammogram
100%107 patients
Radiology: Stenosis Measurement in Carotid Imaging Reports
Percentage of final reports for carotid imaging studies (neck magnetic resonance angiography [MRA], neck computed tomography angiography [CTA], neck duplex ultrasound, carotid angiogram) performed that include direct or indirect reference to measurements of…
100%94 patients
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.

Registered Nurse
4747 ARAPAHOE AVE
BOULDER, CO 80303
Dietitian, Registered
4747 ARAPAHOE AVE
BOULDER, CO 80303
Pharmacist
4747 ARAPAHOE AVE
BOULDER, CO 80303
Doula
4747 ARAPAHOE AVE
BOULDER, CO 80303
Pharmacist
4747 ARAPAHOE AVE
BOULDER, CO 80303
Specialist
4747 ARAPAHOE AVE
BOULDER, CO 80303
Registered Nurse (General Practice)
4747 ARAPAHOE AVE
BOULDER, CO 80303
Internal Medicine
4747 ARAPAHOE AVE
BOULDER, CO 80303

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 Gustavo Isuani's NPI number?

The NPI number for Gustavo Isuani is 1073588778. It was assigned to this individual provider in the NPPES registry on February 17, 2006.

Where is Gustavo Isuani located?

Gustavo Isuani practices at 4747 Arapahoe Ave, Boulder, CO 80303. The listed phone number is (303) 465-0401.

What is Gustavo Isuani's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Gustavo Isuani enrolled in Medicare?

Yes. Gustavo Isuani 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 Gustavo Isuani accept?

Health plans from Oscar Insurance Company list Gustavo Isuani 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 Gustavo Isuani affiliated with any hospitals?

According to CMS data, Gustavo Isuani is affiliated with University Of Maryland Medical Center.

When was this NPI record last updated?

The NPPES record for Gustavo Isuani was last updated on April 15, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.