MR. DIONISIO JAMES MARIANO MD
NPI 1649220229
Internal Medicine - Clinical Cardiac Electrophysiology in Appleton, WI

Active since May 12, 2006PECOS EnrolledAccepts Medicare Assignment
77.77/100
CMS Quality Rating
5045 W GRANDE MARKET DR, APPLETON, WI 54913(920) 886-9380(920) 886-9381 Get Directions Write a Review

NPPES record last updated: March 16, 2020. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Mr. Dionisio James Mariano Md NPPES

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

MR. DIONISIO JAMES MARIANO MD (NPI 1649220229) is an individual clinical cardiac electrophysiology provider in Appleton, Wisconsin, licensed in Wisconsin (33293-020) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Ascension Ne Wisconsin - St Elizabeth Campus, and is a graduate of Mayo Medical School (1985).

NPPES Registry Identity

NPI1649220229
Entity TypeIndividualMale
Primary Taxonomy207RC0001X
Provider Legal NameMR. DIONISIO JAMES MARIANOCredential: MD
Location Address5045 W GRANDE MARKET DRAppleton, WI 54913-8517
Mailing AddressBin 88040Milwaukee, WI 53288-0040 · (920) 886-9380 · Fax (920) 886-9381
Fax(920) 886-9381
Sole ProprietorNo
Medical School CMSMayo Medical SchoolGraduated 1985
Enumeration DateMay 12, 2006
Last NPPES UpdateMarch 16, 2020
NPPES CertifiedMarch 16, 2020
NPI 1649220229 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

Primary SpecialtyInternal Medicine · Clinical Cardiac ElectrophysiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RC0001X
License Licensed in WI · 33293-020
Definition
A field of special interest within the subspecialty of cardiovascular disease, specialty of Internal Medicine, which involves intricate technical procedures to evaluate heart rhythms and determine appropriate treatment for them.
Also ListedInternal MedicineTaxonomy 207R00000X · License 33293-020 (WI)
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 33293-020 (WI)
5045 W GRANDE MARKET DR, Appleton, WI 54913

Other Names 1

Professional Name (2)Mr. D James Mariano Md

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

Mr. Dionisio James Mariano 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 ID4688587694
PECOS Enrollment IDI20040130001002
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 23

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.
350 services238 patients
Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 93296
This procedure involves remotely monitoring your pacemaker or implantable defibrillator system. Over a 90-day period, we check the device's performance and your heart's activity. This helps ensure the device is functioning properly and providing the best possible support for your heart health.
309 services100 patients
Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 93295
This procedure involves remotely monitoring your implantable defibrillator system, which can have single, dual, or multiple leads. Over a period of up to 90 days, the system's performance is evaluated to ensure it's working properly and providing the necessary heart rhythm support.
306 services97 patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000
An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.
157 services114 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.
54 services51 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.
51 services42 patients

Hospital Affiliations CMS Care Compare 3

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

Ascension NE Wisconsin - St Elizabeth Campus

Acute Care Hospitals · Appleton, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520009
Location1506 S Oneida StAppleton, WI 54915 · Outagamie County
Emergency services Birthing friendly

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
$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.

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.

77.77/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality77.47
Promoting Interoperability77
Improvement Activities40
Cost63.8

Other Providers at the Same Location NPPES 18

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

Nurse Practitioner
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Internal Medicine (Cardiovascular Disease)
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Internal Medicine (Interventional Cardiology)
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Physician Assistant
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Nurse Practitioner
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Nurse Practitioner
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Internal Medicine (Cardiovascular Disease)
5045 W GRANDE MARKET DR
APPLETON, WI 54913
Internal Medicine (Cardiovascular Disease)
5045 W GRANDE MARKET DR
APPLETON, WI 54913

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 Dionisio Mariano's NPI number?

The NPI number for Dionisio Mariano is 1649220229. It was assigned to this individual provider in the NPPES registry on May 12, 2006. The provider is also known as Mr. D James Mariano MD.

Where is Dionisio Mariano located?

Dionisio Mariano practices at 5045 W Grande Market Dr, Appleton, WI 54913. The listed phone number is (920) 886-9380.

What is Dionisio Mariano's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.

Is Dionisio Mariano enrolled in Medicare?

Yes. Dionisio Mariano 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 Dionisio Mariano accept?

Health plans from Anthem Blue Cross and Blue Shield and Network Health list Dionisio Mariano 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 Dionisio Mariano affiliated with any hospitals?

According to CMS data, Dionisio Mariano is affiliated with Ascension NE Wisconsin - St Elizabeth Campus, Thedacare Regional Med Ctr - Neenah and Thedacare Regional Medical Center - Appleton Inc.

When was this NPI record last updated?

The NPPES record for Dionisio Mariano was last updated on March 16, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years 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.