Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Joseph V Costanzo, MD

Individual provider Internal Medicine Physician · NPI 1093810368

Dr. Joseph V Costanzo, MD is an Internal Medicine in Stamford, Connecticut. Graduated from Harvard Medical School in 1987, 39 years ago. Practices with Stamford Health Medical Group Inc, a 432-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Connecticut.

Years since qualifying
39
Trained at
Harvard Medical School
Licensed in
CT
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

292 Long Ridge Rd Ste 103
Stamford, CT 06902-1627
Phone: (203) 348-9455
Fax: (203) 348-9183
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 030781 (CT)

Record details

NPI number1093810368
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 13, 2006
Last updated in NPPESMay 10, 2017

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolHARVARD MEDICAL SCHOOL
Graduated 1987 (39 years in practice)
Group practice Stamford Health Medical Group Inc — 432 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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