ELISABETH RIVIELLO MD, MPH
NPI 1821297946
Internal Medicine - Critical Care Medicine in Boston, MA
About Elisabeth Riviello Md, Mph NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ELISABETH RIVIELLO MD, MPH (NPI 1821297946) is an individual critical care medicine provider in Boston, Massachusetts, licensed in Massachusetts (245743) and active in the NPI registry since July 2007. She is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and is a graduate of Vanderbilt University School Of Medicine (2006).
NPPES Registry Identity
Specialties & Licenses
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
Elisabeth Riviello Md, Mph 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
2Medicare enrollment records show Elisabeth Riviello reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,477 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 2,579 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, MABeth Israel Deaconess Hospital - Milton
Acute Care Hospitals · Milton, 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
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 Elisabeth Riviello's NPI number?
The NPI number for Elisabeth Riviello is 1821297946. It was assigned to this individual provider in the NPPES registry on July 18, 2007.
Where is Elisabeth Riviello located?
Elisabeth Riviello practices at 330 Brookline Ave, Boston, MA 02215. The listed phone number is (617) 667-5864.
What is Elisabeth Riviello's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Critical Care Medicine, with taxonomy code 207RC0200X.
Is Elisabeth Riviello enrolled in Medicare?
Yes. Elisabeth Riviello 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 Elisabeth Riviello's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Elisabeth Riviello reassigns Medicare benefits to 2 organizations: Beth Israel Deaconess Medical Center, Inc. (Boston, MA) and Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (Boston, MA). 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 Elisabeth Riviello's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Elisabeth Riviello accept?
Health plans from Taro Health list Elisabeth Riviello 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 Elisabeth Riviello affiliated with any hospitals?
According to CMS data, Elisabeth Riviello is affiliated with Beth Israel Deaconess Medical Center and Beth Israel Deaconess Hospital - Milton.
When was this NPI record last updated?
The NPPES record for Elisabeth Riviello was last updated on August 2, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Elisabeth Riviello, MD, MPH · NPI 1821297946
Critical Care Medicine physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since July 18, 2007.
## Identity
- **NPI:** 1821297946 (Entity type: Individual)
- **Enumerated:** July 18, 2007
- **Primary specialty:** Internal Medicine - Critical Care Medicine · taxonomy 207RC0200X
- **State license:** 245743 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BROOKLINE AVE, Boston, MA 02215-5400
- **Phone:** (617) 667-5864 · **Fax:** (617) 667-4849
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Beth Israel Deaconess Medical Center, Inc. (NPI 1548202641, Boston, MA); Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr Inc (NPI 1194765438, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Vanderbilt University School Of Medicine, class of 2006
## Record status
- **NPPES last updated:** August 2, 2016
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Source: [NPI Profile](https://npiprofile.com/npi/1821297946) · Data from the CMS NPPES public registry.