Independent US Healthcare Provider Directory & Public Medical Database
Active NPI 1750086641 Individual Practitioner Male Practitioner

Dr. Arjun Prafulkumar Kelaiya , MD

Internal Medicine • Cambridge, MA

Professional Overview & Biography Verified Profile Summary

Dr. Arjun Kelaiya, MD is a registered healthcare professional specializing in Internal Medicine in Cambridge, MA. Practice services are available at 330 MOUNT AUBURN ST under active NPI credentials.

Practice Location & Contact Primary Location

Practice Address

330 Mount Auburn St

Cambridge, MA 021385597

Telephone 6174995160
Associated Practice Facility / Clinic
🏢 Mount Auburn Hospital Facility NPI 1689670259

Specialty Benchmarks & Practice Insights

Comparative analytics for Internal Medicine in Cambridge, MA

Active Practitioner
Practitioner Clinical Experience
Active
City Avg: 22.6 Yrs
State Avg: 29.3 Yrs
Regional Practice Density
309 Specialists

Practicing in Cambridge, MA (7127 Statewide)

Telehealth Adoption Rate
23.9% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
67.4% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Medical Specialties & State Licenses

CMS Verified: 2026-04-22
Internal Medicine Primary Specialty

NUCC Taxonomy Code: 207R00000X

State License SC 96742

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

Student in an Organized Health Care Education/Training Program

NUCC Taxonomy Code: 390200000X

An individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

7 Associated Practitioners
Dr. Olga Syritsyna , MD

Psychiatry & Neurology - Neurology

NPI 1346689262

Doctor of Medicine (M.D.)

Dr. Amy Hou , MD

Internal Medicine

NPI 1417396490

Doctor of Medicine (M.D.)

Muhammad Saeed

Internal Medicine

NPI 1598469660
Dr. Mehmet Burak , MD

Internal Medicine - Endocrinology, Diabetes & Metabolism

NPI 1689089369

Doctor of Medicine (M.D.)

Dr. Eleni Papachristodoulou , MD

Student in an Organized Health Care Education/Training Program

NPI 1811690001

Doctor of Medicine (M.D.)

Dr. Alexandra Lovett , MD

Internal Medicine

NPI 1841639804

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

8 Historical Events
👤
Provider Name / Credentials Updated April 22, 2026

Recorded as ARJUN KELAIYA, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 22, 2026

Internal Medicine (License #96742 in SC)

NPI Profile Active April 03, 2023

NPI status registered as active in NPPES database

📍
Updated Practice Location April 03, 2023

Registered at 330 MOUNT AUBURN ST, CAMBRIDGE, MA 021385597 (Tel: 6174995160)

📍
Updated Business Mailing Address April 03, 2023

Registered at 330 MOUNT AUBURN ST, CAMBRIDGE, MA 021385597 (Tel: 6174995160)

👤
Provider Name / Credentials Updated April 03, 2023

Recorded as ARJUN KELAIYA, MBBS, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 03, 2023

Student in an Organized Health Care Education/Training Program

🟢
Initial NPI Registration & Enumeration April 03, 2023

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

0 Reviews
No patient reviews submitted yet for Dr. Arjun Kelaiya. Be the first to share your experience!

Sign in to leave a review for Dr. Arjun Kelaiya

Only verified registered users can submit ratings, post feedback, and upload facility photos.

NPI Administrative Meta

NPI Number: 1750086641
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: April 03, 2023
Last Update: April 22, 2026
Sole Proprietor: No

Mailing Address

330 Mount Auburn St

Cambridge, MA 021385597

Phone: 6174995160

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.