Robert P Mastroianni, MD

Family Medicine

Robert P Mastroianni is a Family Medicine specialist based in Makawao, HI with over 49 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

Also practices: EMERGENCY MEDICINE

(808) 573-8900Makawao, HI
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

With over 49 years in family medicine, Robert P Mastroianni, MD is a long-established family medicine physician in Makawao. A Tufts University School of Medicine graduate since 1977, he brings 49+ years of experience. CMS Medicare data shows his patients commonly have high cholesterol, arthritis, and hypertension. CMS MIPS quality score: 75/100 (2023).

At a glance

  • Federal MIPS score higher than 10% of MIPS-scored doctors in Hawaii
  • Virtual visits available — no app or travel required
1 of 134 Family Medicine providers in HISee all Family Medicine in Makawao49+ years experienceNPI since 2006

Older · 2994dNPPES updated 2018-03-13 · verify NPI on CMS · Verify license at Hawaii Medical Board

Contact & Location

Practice Location

81 Makawao Ave Ste 25, Makawao, HI 96768-8859

Fax: (808) 572-3027
CMS Clinical Data

How Does This Doctor Compare?

MIPS Score

2023

75/100

Hawaii avg: 83.7 · US avg: 83.6

Lower than most doctors nationally(-8.6 pts)

How the government rates this doctor's Medicare care quality. Scores above 75 are considered good.

Medicare Patients

243

Unique beneficiaries

Standard volume

Prescription Recipients

49

Patients prescribed

Prescriptions Written

130

Total claims

Total Medicare drug cost: $25k

Percentile rankings compared against 262 reporting peers in Hawaii.

Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.

Patient Condition Panel

What This Doctor Treats Most

Based on Medicare claims data — here's what patients commonly see this doctor for

Based on Medicare data, this doctor primarily manages High Cholesterol, Arthritis, and Hypertension.

High Cholesterol
Higher than avg (+5%)75%

Elevated cholesterol or triglycerides that increase heart disease risk

US avg: 70.4%

↑ More patients than average (+5%) — a focus area for this doctor

Arthritis
Lower than avg (-2%)47%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-2%) — less common here

Hypertension
Lower than avg (-25%)45%

High blood pressure — a leading risk factor for heart disease and stroke

US avg: 70.2%

↓ Fewer patients than average (-25%) — less common here

Ischemic Heart Disease
Lower than avg (-2%)30%

Reduced blood flow to the heart muscle, commonly known as coronary artery disease

US avg: 31.7%

↓ Fewer patients than average (-2%) — less common here

Substance Use Disorders
30%

Problematic patterns of drug or alcohol use leading to health issues

Mood Disorders
24%

Conditions affecting emotional state, including depression and bipolar disorder

Depression
Lower than avg (-9%)23%

A mood disorder causing persistent sadness and loss of interest in activities

US avg: 31.8%

↓ Fewer patients than average (-9%) — less common here

Anxiety Disorders
Lower than avg (-13%)21%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

↓ Fewer patients than average (-13%) — less common here

GeneralBehavioralNational avg

Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.

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Background & Specialty

Education, training, and specialty classification from CMS NPPES and Medicare records.

Career Journey
  1. Graduated medical school · 1977

    Tufts University School of Medicine

  2. 49 years in practice

    Senior practitioner

Family MedicineAllopathic & Osteopathic Physicians

Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.

Taxonomy: 207Q00000X

Education & Training

Tufts University School of Medicine (Class of 1977)

Practice Footprint

Mailing address

81 Makawao Ave Ste 100, Makawao, HI 96768-8859

Differs from practice location

Virtual Family Medicine Care With Robert P Mastroianni

NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.

Schedule a virtual visit with Robert P Mastroianni for cholesterol management, arthritis follow-ups, blood pressure monitoring — no travel to Makawao required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.

Frequently Asked Questions

Common questions about Robert P Mastroianni

NPI records show Dr. Mastroianni as active with telehealth listed in Makawao, HI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (808) 573-8900.

Verified across 5 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS QPP 2023 · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.

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Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.

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