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

Dr. John L Niles, MD

Individual provider Internal Medicine Physician · NPI 1316912033

Dr. John L Niles, MD is a Nephrology in Boston, Massachusetts. Graduated from Oregon Health Sciences University School of Medicine in 1981, 45 years ago. Practices with John L Niles MD PLLC, a 5-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Massachusetts.

Years since qualifying
45
Trained at
Oregon Health Sciences University School of Medicine
Licensed in
MA
In the registry since
2006
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

101 Merrimac St 1st Fl
Boston, MA 02114-4724
Phone: (617) 726-4132
Fax: (617) 726-4213
Show map & directions

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

Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 54243 (MA)
Internal Medicine Physician Taxonomy 207R00000X · Licence 54243 (MA)

Record details

NPI number1316912033
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 17, 2006
Last updated in NPPESFebruary 4, 2015

Medicare enrollment

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

Medicare specialtyNEPHROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolOREGON HEALTH SCIENCES UNIVERSITY SCHOOL OF MEDICINE
Graduated 1981 (45 years in practice)
Group practice John L Niles Md Pllc — 5 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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