DR. ALPHONSE AMBROSIA D.O.
NPI 1598736126
Internal Medicine - Interventional Cardiology in Mesa, AZ

Active since January 31, 2006PECOS EnrolledAccepts Medicare Assignment
95.11/100
CMS Quality Rating
6309 E BAYWOOD AVE STE 101, MESA, AZ 85206(480) 641-5400(480) 218-4353 Get Directions Write a Review

NPPES record last updated: June 25, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 25, 2025, Aug 26, 2019 (2 updates tracked since 2019).

About Dr. Alphonse Ambrosia D.o. NPPES

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

DR. ALPHONSE AMBROSIA D.O. (NPI 1598736126) is an individual interventional cardiology provider in Mesa, Arizona, licensed in Arizona (2705) and active in the NPI registry since January 2006. He is enrolled in Medicare PECOS and is a graduate of College Of Osteo Med Of The Pacific At Pomona (1991).

NPPES Registry Identity

NPI1598736126
Entity TypeIndividualMale
Primary Taxonomy207RI0011X
Provider Legal NameDR. ALPHONSE AMBROSIACredential: D.O.
Location Address6309 E BAYWOOD AVE STE 101Mesa, AZ 85206-1726
Mailing Address6309 E Baywood Ave Ste 101Mesa, AZ 85206-1726 · (480) 641-5400 · Fax (480) 218-4353
Fax(480) 218-4353
Sole ProprietorNo
Medical School CMSCollege Of Osteo Med Of The Pacific At PomonaGraduated 1991
Enumeration DateJanuary 31, 2006
Last NPPES UpdateJune 25, 20252 updates tracked since enumeration
NPPES CertifiedJune 25, 2025
NPI 1598736126 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0011X
License Licensed in AZ · 2705
Definition
An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.
Also ListedInternal Medicine · Cardiovascular DiseaseTaxonomy 207RC0000X · License 2705 (AZ)
6309 E BAYWOOD AVE STE 101, Mesa, AZ 85206

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. Alphonse Ambrosia D.o. 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 ID3971592379
PECOS Enrollment IDI20040511000391
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 47

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.

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.
1,358 services919 patients
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.
1,104 services788 patients
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 93306
This is a heart ultrasound, also known as an echocardiogram. It uses sound waves to create pictures of your heart, showing how blood flows through it. The color depicts the blood flow's speed and direction. It also checks the heart's valves to ensure they're working properly.
510 services492 patients
Anticoagulant management of patient taking warfarin 93793
Anticoagulant management with warfarin involves monitoring and adjusting your medication to prevent blood clots while minimizing the risk of bleeding. Regular blood tests measure your response to warfarin, helping adjust your dose if necessary. It's crucial to maintain a consistent diet and promptly report any changes in your health.
469 services16 patients
Injection, regadenoson, 0.1 mg J2785
Regadenoson injection, 0.1 mg, is a medication used to help visualize the heart during a stress test. It works by increasing blood flow in the arteries of the heart. It's injected into a vein and is generally well-tolerated.
468 services117 patients
Evaluation of cardiac rhythm monitor system, remote up to 30 days 93298
This procedure involves remotely monitoring your heart rhythm for up to 30 days. A small device will record your heart's activity, which can be accessed by your healthcare team. This aids in diagnosing any irregularities or issues with your heart function.
259 services32 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 85206 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
$127.71 typical visit price
range $55.44 – $168.60
Typical copayment $31.92 (range $13.86 – $42.15)
Most-billed visit code 99204
Established Patient
$98.00 typical visit price
range $17.72 – $137.41
Typical copayment $24.50 (range $4.43 – $34.35)
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.

95.11/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality90.22
Improvement Activities40

Reported Quality Measures

Documentation of Current Medications in the Medical Record
Percentage of visits for patients aged 18 years and older for which the eligible professional or eligible clinician attests to documenting a list of current medications using all immediate resources available on the date of the encounter.
99%4,068 patients4/55-star benchmark: 100%
e-Prescribing
At least one permissible prescription written by the MIPS eligible clinician is queried for a drug formulary and transmitted electronically using certified EHR technology.
82%5,952 patients2/55-star benchmark: 99%
Falls: Screening for Future Fall Risk
Percentage of patients 65 years of age and older who were screened for future fall risk during the measurement period
99%2,022 patients5/55-star benchmark: 99%
Medication Reconciliation
The MIPS eligible clinician performs medication reconciliation for at least one transition of care in which the patient is transitioned into the care of the MIPS eligible clinician.
98%1,225 patients4/55-star benchmark: 100%
Patient-Specific Education
The MIPS eligible clinician must use clinically relevant information from CEHRT to identify patient-specific educational resources and provide access to those materials to at least one unique patient seen by the MIPS eligible clinician.
49%3,578 patients3/55-star benchmark: 97%
Preventive Care and Screening: Body Mass Index (BMI) Screening and Follow-Up Plan
Percentage of patients aged 18 years and older with a BMI documented during the current encounter or during the previous twelve months AND with a BMI outside of normal parameters, a follow-up plan is documented during the encounter or during the previous…
70%2,756 patients3/55-star benchmark: 97%
Provide Patient Access
At least one patient seen by the MIPS eligible clinician during the performance period is provided timely access to view online, download, and transmit to a third party their health information subject to the MIPS eligible clinician's discretion to withhold…
98%3,578 patients4/55-star benchmark: 100%
Secure Messaging
For at least one unique patient seen by the MIPS eligible clinician during the performance period, a secure message was sent using the electronic messaging function of CEHRT to the patient (or the patient-authorized representative), or in response to a secure…
12%3,578 patients1/55-star benchmark: 89%
View, Download, or Transmit (VDT)
At least one patient seen by the MIPS eligible clinician during the performance period (or patient-authorized representative) views, downloads or transmits their health information to a third party during the performance period.
18%3,578 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 16

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

Internal Medicine (Cardiovascular Disease)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Registered Nurse (Cardiac Rehabilitation)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Internal Medicine (Clinical Cardiac Electrophysiology)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Nurse Practitioner (Family)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Nurse Practitioner (Acute Care)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Internal Medicine (Interventional Cardiology)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Internal Medicine (Cardiovascular Disease)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206
Internal Medicine (Cardiovascular Disease)
6309 E BAYWOOD AVE STE 101
MESA, AZ 85206

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 Alphonse Ambrosia's NPI number?

The NPI number for Alphonse Ambrosia is 1598736126. It was assigned to this individual provider in the NPPES registry on January 31, 2006.

Where is Alphonse Ambrosia located?

Alphonse Ambrosia practices at 6309 E Baywood Ave Ste 101, Mesa, AZ 85206. The listed phone number is (480) 641-5400.

What is Alphonse Ambrosia's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Alphonse Ambrosia enrolled in Medicare?

Yes. Alphonse Ambrosia 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 Alphonse Ambrosia accept?

Health plans from Blue Cross Blue Shield of Arizona, Oscar Health Plan, Inc. and UnitedHealthcare list Alphonse Ambrosia 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.

When was this NPI record last updated?

The NPPES record for Alphonse Ambrosia was last updated on June 25, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.