Sergio D Fefer, M.D.

Specialist

(781) 331-4600South Weymouth, MA
Telehealth Available
NPI Active per CMS — Q2 2026

Patients across MA can see Sergio D Fefer, M.D. in person in South Weymouth or via virtual visit — no travel required. He has been in practice for 35+ years. Among his Medicare patients, common conditions include hypertension, high cholesterol, and cancer (per CMS data).

At a glance

  • Uses generic medications more than 68% of reporting doctors in Massachusetts
  • Virtual visits available — no app or travel required
1 of 34 Specialist providers in MASee all Specialist in South Weymouth35+ years experienceNPI since 2006

Older · 3774dNPPES updated 2016-01-04 · verify on CMS

Contact & Location

Practice Location

780 Main St, South Weymouth, MA 02190-1622

Fax: (781) 337-5095
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 Hypertension, High Cholesterol, and Cancer.

Hypertension
Higher than avg (+5%)75%

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

US avg: 70.2%

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

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

Cancer
Higher than avg (+28%)49%

Diseases involving abnormal cell growth with potential to spread to other body parts

US avg: 20.8%

↑ More patients than average (+28%) — a focus area for this doctor

Arthritis
Lower than avg (-9%)40%

Joint inflammation causing pain, swelling, and stiffness

US avg: 49.3%

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

Chronic Kidney Disease
Higher than avg (+5%)35%

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

US avg: 29.6%

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

Ischemic Heart Disease
Lower than avg (-1%)31%

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

US avg: 31.7%

↓ Fewer patients than average (-1%) — less common here

Diabetes
Lower than avg (-5%)29%

A condition where the body cannot properly regulate blood sugar levels

US avg: 34.5%

↓ Fewer patients than average (-5%) — less common here

Atrial Fibrillation
Higher than avg (+3%)25%

An irregular, often rapid heartbeat that increases the risk of stroke

US avg: 22%

↑ More patients than average (+3%) — a focus area for this doctor

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. 35 years in practice

    Senior practitioner

SpecialistOther Service Providers

An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

Taxonomy: 174400000X

Practice Footprint

Mailing address

780 Main St, S Weymouth, MA 02190-1622

Differs from practice location

Virtual Specialist Care With Sergio D Fefer

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

Schedule a virtual visit with Sergio D Fefer for blood pressure monitoring, cholesterol management, follow-up consultations — no travel to South Weymouth required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes.

Frequently Asked Questions

Common questions about Sergio D Fefer

NPI records show Dr. Fefer as active with telehealth listed in South Weymouth, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (781) 331-4600.

Verified across 4 federal data sources

Sourced from CMS NPPES · OIG LEIE · 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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