Active NPI
Arjun Prafulkumar Kelaiya, MD
- Internal Medicine Physician
- Cambridge, MA
National Provider Identifier
1750086641
On this page
Key facts
NPPES NPI Registry- Primary specialty
- Internal Medicine Physician
- License
- 96742
- Practice address
- 330 Mount Auburn St
Cambridge, MA 02138-5597 - Phone
- (617) 499-5160
- NPI assigned
- Apr 3, 2023
- Sex
- Male
- Sole proprietor
- No
NPPES NPI Registry
Registry information is reported by the provider to CMS and is not verified. About this source
Specialties & licenses 2
| Specialty (taxonomy) | Code | License | State | Primary |
|---|---|---|---|---|
| Internal Medicine Physician | 207R00000X | 96742 | SC | Primary |
| Student in an Organized Health Care Education/Training Program | 390200000X |
Addresses
Primary practice location
330 Mount Auburn St
Cambridge, MA 02138-5597
Mailing address
330 Mount Auburn St
Cambridge, MA 02138-5597
Phone (617) 499-5160
Medicare participation
Medicare enrollment files- Medicare fee-for-service enrollment
- Enrolled in SC
- Eligible to order & refer
- Part B services: Yes
- Medical equipment: Yes
- Home health: Yes
- Power mobility devices: Yes
- Hospice: Yes
Enrollment records 1
Care Compare profile
Medicare Care Compare- Specialty
- Internal Medicine
- Education
- Other, 2010
- Medicare assignment
- May accept Medicare assignment
Practice addresses (Care Compare)
PO Box
Suite 25016
Dallas, TX 75225
PO Box
Suite 25016
Dallas, TX 75225-1016
National Provider Directory
National Provider Directory- Medicare enrollment (NPD)
- Enrolled
- Credentials
- Doctor of Medicine
State licenses
| License | State | Type | Specialty |
|---|---|---|---|
| 96742 | SC | MD | Internal Medicine Physician |
Interoperability endpoints
- akelaiya566876@direct.bilh.masshiway.net
Organizations & group practices 1
Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.
NPI Registry JSON
The complete NPPES record for this NPI in the NPI Registry API format.
{
"created_epoch": "1680480000000",
"enumeration_type": "NPI-1",
"last_updated_epoch": "1776816000000",
"number": "1750086641",
"addresses": [
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "MAILING",
"address_type": "DOM",
"address_1": "330 MOUNT AUBURN ST",
"city": "CAMBRIDGE",
"state": "MA",
"postal_code": "021385597",
"telephone_number": "617-499-5160"
},
{
"country_code": "US",
"country_name": "United States",
"address_purpose": "LOCATION",
"address_type": "DOM",
"address_1": "330 MOUNT AUBURN ST",
"city": "CAMBRIDGE",
"state": "MA",
"postal_code": "021385597",
"telephone_number": "617-499-5160"
}
],
"practiceLocations": [],
"basic": {
"last_name": "KELAIYA",
"first_name": "ARJUN",
"middle_name": "PRAFULKUMAR",
"credential": "MD",
"sole_proprietor": "NO",
"sex": "M",
"enumeration_date": "2023-04-03",
"last_updated": "2026-04-22",
"certification_date": "2026-04-22",
"status": "A"
},
"taxonomies": [
{
"code": "207R00000X",
"taxonomy_group": "",
"desc": "Internal Medicine",
"state": "SC",
"license": "96742",
"primary": true
},
{
"code": "390200000X",
"taxonomy_group": "",
"desc": "Student in an Organized Health Care Education/Training Program",
"state": null,
"license": null,
"primary": false
}
],
"identifiers": [],
"endpoints": [],
"other_names": []
}
Other providers in Cambridge, MA
Sources for this page
- NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 22, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
- Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
- Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
- National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.