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

Individual provider Anatomic Pathology & Clinical Pathology Physician · NPI 1942487764

Dr. Claudio Guerrieri, MD is a Pathology in Brooklyn, New York. Qualified in 1985, 41 years ago. Practices with Rwjbh Observation Associates LLC, a 971-clinician group and accepts Medicare assignment. Licensed in New Jersey and New York.

Years since qualifying
41
Licensed in
NJ, NY
In the registry since
2008
Specialties on file
2
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

585 Schenectady Ave
Brooklyn, NY 11203-1809
Phone: (718) 604-5671
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Anatomic Pathology & Clinical Pathology Physician (primary) Taxonomy 207ZP0102X · Licence 25MA10054700 (NJ)
Anatomic Pathology & Clinical Pathology Physician Taxonomy 207ZP0102X · Licence 176187 (NY)

Record details

NPI number1942487764
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJanuary 23, 2008
Last updated in NPPESApril 21, 2026
Certification dateApril 21, 2026

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Medical schoolOTHER
Graduated 1985 (41 years in practice)
Group practice Rwjbh Observation Associates Llc — 971 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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