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

Dr. John Michael Lazarus, MD

Individual provider Nephrology Physician · NPI 1528064011

Dr. John Michael Lazarus, MD is a Nephrology Physician in Lexington, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

95 Hayden Ave
Lexington, MA 02421-7942
Phone: (781) 402-9000
Fax: (781) 402-9582
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 32449 (MA)

Record details

NPI number1528064011
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 21, 2005
Last updated in NPPESJuly 13, 2026

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