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5.0(14 reviews)
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Joseph V. Costanzo, MD
Internal Medicine Physician - General

Highlights

  • Board Certified

Biography

Joseph V. Costanzo, MD is a Internal Medicine Physician - General practicing in Stamford, CT

He has not yet shared a personalized biography with Doctor.com.

Featured Review See More Reviews

Dr. Costanzo is an excellent doctor. Extremely knowledgeable. He will not offer any treatments that he considers risky. When you mention something he already knows about it. When test results come in over the weekend he Immediately writes a message In my chart to advise you.which Is out of theordinary.…

Anonymous

Summary

Provider Training

UniversityDegreeFocusGraduated
Harvard Medical School, Boston, MassachusettsOther Degree1987
Harvard Medical School, Boston, MassachusettsMedical Degree1987

InstitutionFocusYear
Residency - Bronx-Lebanon Hospital Center Program Not Specified
Residency - Albert Einstein College MedNot Specified
Residency - Bronx Municipal Hospital Center, Internal MedicineNot Specified

CertificationCert. BodyYear
Internal medicineInternal MedicineNot Specified

Specialties

Languages Spoken
English
Medical Specialties
  • Internal Medicine Physician

Internal Medicine

Years In Practice: 32 (started in 1994)

Accepts New Patients: Yes

Payment Options

Payment Details

Reviews

Average Rating: 5.0
Number of Reviews: 14
Most Recent Review: 05/11/2026
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Office & Staff Evaluation Not rated

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Office Appearance & Atmosphere Not rated
Handling of Billing Matters Not rated
Average Wait Time Not Rated

Provider Evaluation 5.0

Listening Skills 5.0
Clear Explanations 5.0
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Verified Patient

“Dr. Costanzo is an excellent doc...”

Dr. Costanzo is an excellent doctor. Extremely knowledgeable. He will not offer any treatments that he considers risky. When you mention something he already knows about it. When test results come in over the weekend he Immediately writes a message In my chart to advise you.which Is out of theordinary.

Anonymous 05/11/2026
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Verified Patient

“Excellent Dr....”

Excellent Dr.

Anonymous 03/21/2026
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Verified Patient

“Good...”

Good

Anonymous 02/09/2026
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Verified Patient

“Excellent friendly doctor Costan...”

Excellent friendly doctor Costanzo

Anonymous 11/23/2025
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Verified Patient

“All excellent...”

All excellent

Anonymous 10/30/2025
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Verified Patient

“All good again...”

All good again

Anonymous 05/06/2026
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Verified Patient

“Dr. Costanzo is a 5+++....”

Dr. Costanzo is a 5+++.

Anonymous 03/05/2026
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Verified Patient

“Recommend my doctor and team all...”

Recommend my doctor and team all the time

Anonymous 12/31/2025
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Verified Patient

“Very good experience...”

Very good experience

Anonymous 11/08/2025
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Verified Patient

“Dr. Costanzo Is so good, He is a...”

Dr. Costanzo Is so good, He is altmost a medical MAGICIAN!

Anonymous 08/26/2025
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Locations

Affiliated Practices

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Procedures & Services

Procedures & Treatments Offered

    Commonly Prescribed Medications

    Joseph V. Costanzo, MD has not yet listed the medications that he commonly prescribes.

    Accepted Insurance

    Accepted Insurance

    Joseph V. Costanzo, MD has not yet specified the insurance plans he accepts.