Angel Joel Diaz Martinez, MD

Dermatology

Angel Joel Diaz Martinez is a Dermatology specialist based in Stoneham, MA with over 7 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.

(781) 438-6350Stoneham, MA
Telehealth Available
NPI Active per CMS — Q2 2026|Medicare Enrolled|Order & Refer

Angel Joel Diaz Martinez, MD has been part of the Stoneham medical community since 2019 in group practice. He graduated from Ponce School of Medicine in 2019 and has 7+ years of clinical experience. Among his Medicare patients, common conditions include high cholesterol, hypertension, and arthritis (per CMS data).

At a glance

  • Uses generic medications more than 85% of reporting doctors in Massachusetts
  • Virtual visits available — no app or travel required
1 of 55 Dermatology providers in MASee all Dermatology in Stoneham7+ years experienceNPI since 2019

Older · 958dNPPES updated 2023-10-09 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine

Contact & Location

Practice Location

92 Montvale Ave Ste 3000, Stoneham, MA 02180-3658

CMS Clinical Data

How Does This Doctor Compare?

Based on Medicare data, this doctor favors affordable generic drugs over brand-name ones.

Generic Rx

↑ Higher = better

94.8%

Massachusetts avg: 81.9 · US avg: 82.8

Higher than most doctors nationally(+12 pts)

Better than 85% of reporting doctors in Massachusetts

How often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.

Medicare Patients

292

Unique beneficiaries

Standard volume

Prescription Recipients

276

Patients prescribed

Prescriptions Written

444

Total claims

Total Medicare drug cost: $160k

Percentile rankings compared against 1,606 reporting peers in Massachusetts.

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, Hypertension, and Arthritis.

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

Hypertension
Higher than avg (+2%)72%

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

US avg: 70.2%

↑ More patients than average (+2%) — a focus area for this doctor

Arthritis
Lower than avg (-7%)42%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

↓ Fewer patients than average (-7%) — less common here

Anxiety Disorders
Lower than avg (-2%)32%

Excessive worry or fear that interferes with daily life

US avg: 34.1%

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

Mood Disorders
27%

Conditions affecting emotional state, including depression and bipolar disorder

Depression
Lower than avg (-7%)25%

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

US avg: 31.8%

↓ Fewer patients than average (-7%) — less common here

Chronic Kidney Disease
Lower than avg (-7%)23%

Gradual loss of kidney function over time, often linked to diabetes or hypertension

US avg: 29.6%

↓ Fewer patients than average (-7%) — less common here

Ischemic Heart Disease
Lower than avg (-9%)23%

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

US avg: 31.7%

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

GeneralBehavioralNational avg

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

Industry Payment Transparency

$907 received from industry

32 transactions reported in 2024 ·Moderate tier

View on CMS Open Payments →

Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.

Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Angel Joel Diaz Martinez's NPI.

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Background & Specialty

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

Career Journey
  1. Graduated medical school · 2019

    Ponce School of Medicine

  2. Board certified · Oct 8, 2023

    Self-reported via NPPES

  3. 7 years in practice

    Established

DermatologyAllopathic & Osteopathic Physicians

A dermatologist is trained to diagnose and treat pediatric and adult patients with benign and malignant disorders of the skin, mouth, external genitalia, hair and nails, as well as a number of sexually transmitted diseases. The dermatologist has had additional training and experience in the diagnosis and treatment of skin cancers, melanomas, moles and other tumors of the skin, the management of contact dermatitis and other allergic and nonallergic skin disorders, and in the recognition of the skin manifestations of systemic (including internal malignancy) and infectious diseases. Dermatologists have special training in dermatopathology and in the surgical techniques used in dermatology. They also have expertise in the management of cosmetic disorders of the skin such as hair loss and scars and the skin changes associated with aging.

Taxonomy: 207N00000X

Education & Training

Ponce School of Medicine (Class of 2019)

Practice Footprint

Mailing address

526 Main St Ste 302, Acton, MA 01720-3301

Differs from practice location

Virtual Dermatology Care With Angel Joel Diaz Martinez

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

Schedule a virtual visit with Angel Joel Diaz Martinez for cholesterol management, blood pressure monitoring, arthritis follow-ups — no travel to Stoneham 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 Angel Joel Diaz Martinez

Dr. Diaz Martinez is listed as active in the NPI registry with telehealth listed in Stoneham, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (781) 438-6350.

Verified across 6 federal data sources

Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator · HRSA HPSA. 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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