COREY R FEHNEL M.D.
NPI 1093960783
Psychiatry & Neurology - Neurocritical Care in Boston, MA
About Corey R Fehnel M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COREY R FEHNEL M.D. (NPI 1093960783) is an individual neurocritical care provider in Boston, Massachusetts, licensed in Massachusetts (238440) and active in the NPI registry since November 2008. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Medical Center, and maintains a secondary practice location in Providence.
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
Corey R Fehnel M.d. 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 Corey Fehnel 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
- Also billed through NPI 1194765438 (Massachusetts)
- 85 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- 1,477 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 2
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
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, MAOther 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
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 Corey Fehnel's NPI number?
The NPI number for Corey Fehnel is 1093960783. It was assigned to this individual provider in the NPPES registry on November 21, 2008.
Where is Corey Fehnel located?
Corey Fehnel practices at 330 Brookline Avenue Kirstein 406, Boston, MA 02215. The listed phone number is (617) 971-5328.
What is Corey Fehnel's specialty?
The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Neurocritical Care, with taxonomy code 2084A2900X.
Is Corey Fehnel enrolled in Medicare?
Yes. Corey Fehnel 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 Corey Fehnel's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Corey Fehnel reassigns Medicare benefits to 2 organizations: Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr, Inc (Boston, MA) and Beth Israel Deaconess Medical Center, 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 Corey Fehnel's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Corey Fehnel accept?
Health plans from Anthem Blue Cross and Blue Shield and Taro Health list Corey Fehnel 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 Corey Fehnel affiliated with any hospitals?
According to CMS data, Corey Fehnel is affiliated with Beth Israel Deaconess Medical Center.
When was this NPI record last updated?
The NPPES record for Corey Fehnel was last updated on August 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Corey R Fehnel, M.D. · NPI 1093960783
Neurocritical Care physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since November 21, 2008.
## Identity
- **NPI:** 1093960783 (Entity type: Individual)
- **Enumerated:** November 21, 2008
- **Primary specialty:** Psychiatry & Neurology - Neurocritical Care · taxonomy 2084A2900X
- **State license:** 238440 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BROOKLINE AVENUE, KIRSTEIN 406, Boston, MA 02215-5491
- **Phone:** (617) 971-5328
## 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): Harvard Medical Faculty Phys At Beth Israel Deaconess Med Ctr, Inc (NPI 1992745236, Boston, MA); Beth Israel Deaconess Medical Center, Inc. (NPI 1548202641, Boston, MA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Rochester School Of Medicine And Dentistry, class of 2006
## Record status
- **NPPES last updated:** August 12, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1093960783) · Data from the CMS NPPES public registry.