John L Niles, MD
John L Niles is a Nephrology Internal Medicine specialist based in Boston, MA with over 45 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
Also practices: INTERNAL MEDICINE
John L Niles, MD has practiced internal medicine for 45+ years, working in group practice. A Oregon Health Sciences University School of Medicine graduate since 1981, he brings 45+ years of experience. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and kidney disease.
Older · 4131dNPPES updated 2015-02-04 · verify NPI on CMS · Verify license at Massachusetts Board of Registration in Medicine
Contact & Location
Practice Location
101 Merrimac St 1st Floor, Boston, MA 02114-4724
How Does This Doctor Compare?
Medicare Patients
310
Unique beneficiaries
Standard volumePrescription Recipients
106
Patients prescribed
Prescriptions Written
536
Total claims
Total Medicare drug cost: $1.06M
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Chronic Kidney Disease.
High blood pressure — a leading risk factor for heart disease and stroke
Elevated cholesterol or triglycerides that increase heart disease risk
Gradual loss of kidney function over time, often linked to diabetes or hypertension
Joint inflammation causing pain, swelling, and stiffness
Chronic Obstructive Pulmonary Disease — a group of lung diseases that block airflow
A condition where the body cannot properly regulate blood sugar levels
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
Weakened bones that are more prone to fractures, common in older adults
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$1.8k received from industry
13 transactions reported in 2024 ·Moderate tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to John L Niles's NPI.
Patient Reviews
No patient reviews yet. If you've seen John L Niles, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1981
Oregon Health Sciences University School of Medicine
45 years in practice
Senior practitioner
Nephrologists treat kidney diseases including chronic kidney disease, kidney failure requiring dialysis, glomerulonephritis, kidney stones, and electrolyte disorders. They manage dialysis access and kidney transplant follow-up.
Taxonomy: 207RN0300X
Education & Training
Oregon Health Sciences University School of Medicine (Class of 1981)
Mailing address
101 Merrimac St 1st Floor, Suite 7, Boston, MA 02114-4724
Differs from practice location
Virtual Internal Medicine Care With John L Niles
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with John L Niles for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Boston required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about John L Niles
Dr. Niles is listed as active in the NPI registry with telehealth listed in Boston, MA. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (617) 726-4132.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact John L Niles
Practice Location
101 Merrimac St 1st Floor, Boston, MA 02114-4724
Mailing Address
101 Merrimac St 1st Floor, Suite 7, Boston, MA 02114-4724
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Nephrology Internal Medicine in Massachusetts
See allSidney Alexander, M.D.
Burlington, MA
Kunwar S Singh, M.D.
Malden, MA
David J Kanarek, M.D.
Boston, MA