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

Individual provider Internal Medicine Physician · NPI 1851442206

Dr. Steven Richard Delmaestro, MD is an Internal Medicine in Somerset, New Jersey. Qualified in 1981, 45 years ago. Practices with Rwjbh Primary Care Services, a 263-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Jersey.

Years since qualifying
45
Licensed in
NJ
In the registry since
2007
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

454 Elizabeth Ave Ste 210
Somerset, NJ 08873-5111
Phone: (908) 685-2526
Fax: (908) 685-2527
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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 25MAO4924500 (NJ)

Record details

NPI number1851442206
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 14, 2007
Last updated in NPPESFebruary 8, 2017

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolOTHER
Graduated 1981 (45 years in practice)
Group practice Rwjbh Primary Care Services — 263 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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