DR. THEJUS THAYYIL JAYAKRISHNAN MD
NPI 1568880458
Internal Medicine - Medical Oncology in Boston, MA
About Dr. Thejus Thayyil Jayakrishnan Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. THEJUS THAYYIL JAYAKRISHNAN MD (NPI 1568880458) is an individual medical oncology provider in Boston, Massachusetts, licensed in Massachusetts (1019438) and active in the NPI registry since March 2014. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and maintains a secondary practice location in Chestnut Hill.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Location 1
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. Thejus Thayyil Jayakrishnan 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 Reassignment
Medicare enrollment records show Thejus Thayyil Jayakrishnan reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1346433257 (Massachusetts)
- 1,026 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
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.
Hospital Affiliations CMS Care Compare 2
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Beth Israel Deaconess Medical Center
Acute Care Hospitals · Boston, MABrigham And Women's Hospital
Acute Care Hospitals · Boston, MAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 02215 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BOSTON, MA 02215
BOSTON, MA 02215
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 Thejus Thayyil Jayakrishnan's NPI number?
The NPI number for Thejus Thayyil Jayakrishnan is 1568880458. It was assigned to this individual provider in the NPPES registry on March 29, 2014.
Where is Thejus Thayyil Jayakrishnan located?
Thejus Thayyil Jayakrishnan practices at 450 Brookline Ave, Boston, MA 02215. The listed phone number is (877) 442-3324.
What is Thejus Thayyil Jayakrishnan's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.
Is Thejus Thayyil Jayakrishnan enrolled in Medicare?
Yes. Thejus Thayyil Jayakrishnan 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 organization bills Medicare for Thejus Thayyil Jayakrishnan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Thejus Thayyil Jayakrishnan reassigns Medicare benefits to Dana-Farber Cancer Institute, Inc. (Boston, MA). The 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 Thejus Thayyil Jayakrishnan's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Thejus Thayyil Jayakrishnan accept?
Health plans from Anthem Blue Cross and Blue Shield list Thejus Thayyil Jayakrishnan 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.
Is Thejus Thayyil Jayakrishnan affiliated with any hospitals?
According to CMS data, Thejus Thayyil Jayakrishnan is affiliated with Beth Israel Deaconess Medical Center and Brigham And Women's Hospital.
When was this NPI record last updated?
The NPPES record for Thejus Thayyil Jayakrishnan was last updated on September 22, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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. Thejus Thayyil Jayakrishnan, MD · NPI 1568880458
Medical Oncology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since March 29, 2014.
## Identity
- **NPI:** 1568880458 (Entity type: Individual)
- **Enumerated:** March 29, 2014
- **Primary specialty:** Internal Medicine - Medical Oncology · taxonomy 207RX0202X
- **State license:** 1019438 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 450 BROOKLINE AVE, Boston, MA 02215-5450
- **Phone:** (877) 442-3324
## 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:** Dana-Farber Cancer Institute, Inc. (NPI 1851333686, Boston, MA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2012
## Record status
- **NPPES last updated:** September 22, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1568880458) · Data from the CMS NPPES public registry.