DR. SANJAY ANEJA MD
NPI 1699119628
Radiology - Radiation Oncology in New Haven, CT
About Dr. Sanjay Aneja Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. SANJAY ANEJA MD (NPI 1699119628) is an individual radiation oncology provider in New Haven, Connecticut, licensed in Connecticut (60090) and active in the NPI registry since April 2013. He is enrolled in Medicare PECOS and is a graduate of Yale University School Of Medicine (2013).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Dr. Sanjay Aneja Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Sanjay Aneja reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
New Haven, CT 06510
- Reassigned Medicare billing, Connecticut and Rhode Island enrollments
- Medicare enrollment name: Northeast Medical Group Inc
- Also billed through NPI 1043278351 (Rhode Island)
- 1,824 clinicians in this Medicare group
New Haven, CT 06519
- Reassigned Medicare billing, Connecticut enrollment
- 3,728 clinicians in this Medicare group
Greenwich, CT 06830
- Reassigned Medicare billing, Connecticut enrollment
- 268 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 19
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06510 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
NEW HAVEN, CT 06510
NEW HAVEN, CT 06510
NEW HAVEN, CT 06510
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Sanjay Aneja's NPI number?
The NPI number for Sanjay Aneja is 1699119628. It was assigned to this individual provider in the NPPES registry on April 21, 2013.
Where is Sanjay Aneja located?
Sanjay Aneja practices at 20 York St Ll507, New Haven, CT 06510. The listed phone number is (203) 785-2959.
What is Sanjay Aneja's specialty?
The primary specialty registered for this NPI is Radiology, specializing in Radiation Oncology, with taxonomy code 2085R0001X.
Is Sanjay Aneja enrolled in Medicare?
Yes. Sanjay Aneja is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Sanjay Aneja's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Sanjay Aneja reassigns Medicare benefits to 3 organizations: Mill Hill Medical Consultants Inc (New Haven, CT), Yale University (New Haven, CT) and Greenwich Hospital (Greenwich, CT). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Sanjay Aneja's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Sanjay Aneja accept?
Health plans from Anthem Blue Cross and Blue Shield list Sanjay Aneja as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Sanjay Aneja was last updated on April 23, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Dr. Sanjay Aneja, MD · NPI 1699119628
Radiation Oncology physician in New Haven, Connecticut. Individual provider, active in the CMS NPPES registry since April 21, 2013.
## Identity
- **NPI:** 1699119628 (Entity type: Individual)
- **Enumerated:** April 21, 2013
- **Primary specialty:** Radiology - Radiation Oncology · taxonomy 2085R0001X
- **State license:** 60090 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 20 YORK ST, LL507, New Haven, CT 06510-3220
- **Phone:** (203) 785-2959
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Mill Hill Medical Consultants Inc (NPI 1952624769, New Haven, CT); Yale University (NPI 1124148887, New Haven, CT); Greenwich Hospital (NPI 1609846088, Greenwich, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Yale University School Of Medicine, class of 2013
## Record status
- **NPPES last updated:** April 23, 2018
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Source: [NPI Profile](https://npiprofile.com/npi/1699119628) · Data from the CMS NPPES public registry.