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

Individual provider Nephrology Physician · NPI 1497974539

Ashish Mahajan, MD is a Nephrology in Boston, Massachusetts. Qualified in 2000, 26 years ago. Practices with Nephrology Asssociates of the Merrimack Valley PC, a 4-clinician group and accepts Medicare assignment. Licensed in Massachusetts.

Years since qualifying
26
Licensed in
MA
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 Partly verified

Some contact details are missing from the federal record.

Tufts New England Medical Center 750 Washington St #391
Boston, MA 02111
Phone: (617) 636-9606
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 222613 (MA)

Record details

NPI number1497974539
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 25, 2007
Last updated in NPPESAugust 18, 2010
Mailing address28 Mount Vernon St, Unit #1, Somerville, MA 02145-3344

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesCRITICAL CARE (INTENSIVISTS), INTERNAL MEDICINE
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Nephrology Asssociates Of The Merrimack Valley Pc — 4 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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