Stephen Daniel Defronzo, MD - Medicare Infectious Disease in Springfield, NJ

Stephen Daniel Defronzo, MD is a medicare enrolled "Internal Medicine - Infectious Disease" physician in Springfield, New Jersey. He graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as Infectious Disease. His current practice location is 216 Short Hills Avenue, Springfield, New Jersey. You can reach out to his office (for appointments etc.) via phone at (973) 376-7838.

Stephen Daniel Defronzo is licensed to practice in New Jersey (license number 25MA04362300) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1922056548.

Contact Information

Stephen Daniel Defronzo, MD
216 Short Hills Avenue,
Springfield, NJ 07081
(973) 376-7838
(975) 912-4367

Map and Direction




Physician's Profile

Full NameStephen Daniel Defronzo
GenderMale
SpecialityInfectious Disease
Experience44 Years
Location216 Short Hills Avenue, Springfield, New Jersey
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Stephen Daniel Defronzo graduated from medical school in 1980
  NPI Data:
  • NPI Number: 1922056548
  • Provider Enumeration Date: 05/05/2006
  • Last Update Date: 06/28/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 1850416298
  • Enrollment ID: I20100909000041

Medical Identifiers

Medical identifiers for Stephen Daniel Defronzo such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1922056548NPI-NPPES
3336808MedicaidNJ

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207R00000XInternal Medicine 25MA04362300 (New Jersey)Secondary
207R00000XInternal Medicine NJ25MA04362300 (New Jersey)Secondary
207RI0200XInternal Medicine - Infectious Disease 25MA04362300 (New Jersey)Primary

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Stephen Daniel Defronzo is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Stephen Daniel Defronzo, MD
216 Short Hills Avenue,
Springfield, NJ 07081

Ph: (973) 376-7838
Stephen Daniel Defronzo, MD
216 Short Hills Avenue,
Springfield, NJ 07081

Ph: (973) 376-7838

Reviews and Comments


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Roberto R Roberti,
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John N Green, M.D.
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Practice Location: 90 Us Highway 22 W, Springfield, NJ 07081
Phone: 973-467-2273    Fax: 973-467-5385

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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