DR. ARI P BALLONOFF MD
NPI 1689720260
Radiology - Radiation Oncology in Denver, CO

Active since January 26, 2007PECOS EnrolledAccepts Medicare Assignment
1375 E 19TH AVE, DENVER, CO 80218(303) 338-4545 Get Directions Write a Review

NPPES record last updated: June 18, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jun 18, 2021, Jan 29, 2021, Jan 28, 2020 and 2 more (5 updates tracked since 2016).

About Dr. Ari P Ballonoff Md NPPES

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

DR. ARI P BALLONOFF MD (NPI 1689720260) is an individual radiation oncology provider in Denver, Colorado, licensed in Colorado (046364) and active in the NPI registry since January 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Colorado School Of Medicine, Denver (2003).

NPPES Registry Identity

NPI1689720260
Entity TypeIndividualMale
Primary Taxonomy2085R0001X
Provider Legal NameDR. ARI P BALLONOFFCredential: MD
Location Address1375 E 19TH AVEDenver, CO 80218-1114
Mailing Address10350 E Dakota AveDenver, CO 80247-1314
Sole ProprietorNo
Medical School CMSUniversity Of Colorado School Of Medicine, DenverGraduated 2003
Enumeration DateJanuary 26, 2007
Last NPPES UpdateJune 18, 20215 updates tracked since enumeration
NPPES CertifiedJune 18, 2021
NPI 1689720260 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyRadiology · Radiation OncologyAllopathic & Osteopathic Physicians
Taxonomy Code2085R0001X
License Licensed in CO · 046364
Definition
A radiologist who deals with the therapeutic applications of radiant energy and its modifiers and the study and management of disease, especially malignant tumors.
1375 E 19TH AVE, Denver, CO 80218

Other Identifiers 2

Medicaid48570885CO
Other019004CO · Kaiser Commercial Number

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. Ari P Ballonoff 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 ID7113086133
PECOS Enrollment IDI20081105000889
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.

Calculation of radiation therapy dose 77300
Radiation therapy dose calculation is a process to determine the exact amount of radiation needed to treat a specific area in the body. This calculation helps ensure the treatment is effective while minimizing harm to healthy tissues. It's a key part of planning your radiation therapy.
66 services24 patients
Complex radiation therapy planning 77263
Complex radiation therapy planning is a process to determine the most effective way to deliver radiation to a specific area in your body. It involves detailed imaging to map your body's structure, allowing for precise targeting of cancer cells while sparing healthy tissue.
29 services26 patients
Design and construction of complex radiation treatment device 77334
The design and construction of a complex radiation treatment device is a process where a specialized instrument is created. This device targets harmful cells with high-energy rays to destroy or damage them, while minimizing impact on healthy cells. This aids in treating conditions like cancer.
28 services22 patients
High precision radiation therapy planning 77301
High precision radiation therapy planning involves detailed mapping of your body to target cancer cells accurately. Advanced imaging techniques help identify the exact location of the tumor, minimizing harm to healthy tissues. This personalized approach enhances effectiveness and reduces side effects.
25 services22 patients
Design and construction of radiation treatment device for high precision radiation therapy 77338
A radiation treatment device is custom-made for each patient to target cancer cells with high precision. It's designed to focus radiation on the tumor, sparing healthy tissue. This process ensures effective therapy while minimizing side effects.
25 services22 patients
Obtaining respiratory data needed to develop the optimal radiation treatment 77293
Obtaining respiratory data is vital for optimal radiation treatment. This involves tracking your breathing patterns to ensure the precise delivery of radiation to the target area, minimizing damage to healthy tissue. It's a non-invasive process and contributes to effective treatment.
19 services19 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 80218 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
$174.82 typical visit price
range $58.06 – $174.82
Typical copayment $43.70 (range $14.51 – $43.70)
Most-billed visit code 99205
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.

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.

Emergency Medicine
1375 E 19TH AVE
DENVER, CO 80218
Emergency Medicine
1375 E 19TH AVE
DENVER, CO 80218
Registered Nurse (Obstetric, Inpatient)
1375 E 19TH AVE
DENVER, CO 80218
Hospitalist
1375 E 19TH AVE
DENVER, CO 80218
Internal Medicine (Nephrology)
1375 E 19TH AVE
DENVER, CO 80218
Hospitalist
1375 E 19TH AVE
DENVER, CO 80218
Obstetrics & Gynecology
1375 E 19TH AVE
DENVER, CO 80218
Hospitalist
1375 E 19TH AVE
DENVER, CO 80218

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 Ari Ballonoff's NPI number?

The NPI number for Ari Ballonoff is 1689720260. It was assigned to this individual provider in the NPPES registry on January 26, 2007.

Where is Ari Ballonoff located?

Ari Ballonoff practices at 1375 E 19th Ave, Denver, CO 80218. The listed phone number is (303) 338-4545.

What is Ari Ballonoff's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.

Is Ari Ballonoff enrolled in Medicare?

Yes. Ari Ballonoff 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.

When was this NPI record last updated?

The NPPES record for Ari Ballonoff was last updated on June 18, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.