DR. ALFREDO JAVIER BARCENAS MD
NPI 1144926833
Anesthesiology in Boston, MA
About Dr. Alfredo Javier Barcenas Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. ALFREDO JAVIER BARCENAS MD (NPI 1144926833) is an individual anesthesiology provider in Boston, Massachusetts, licensed in Massachusetts (5001441) and active in the NPI registry since February 2023. He is enrolled in Medicare PECOS, is affiliated with Beth Israel Deaconess Hospital - Needham, and is a graduate of Other (2015).
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
Dr. Alfredo Javier Barcenas 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
2Medicare enrollment records show Alfredo Barcenas 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
- 1,006 clinicians in this Medicare group
Boston, MA 02215
- Reassigned Medicare billing, Massachusetts enrollment
- Also billed through NPI 1093756629 (Massachusetts)
- 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 8
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 Hospital - Needham
Acute Care Hospitals · Needham, MABeth 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
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 Alfredo Barcenas's NPI number?
The NPI number for Alfredo Barcenas is 1144926833. It was assigned to this individual provider in the NPPES registry on February 3, 2023.
Where is Alfredo Barcenas located?
Alfredo Barcenas practices at 330 Brookline Ave Department Of Anesthesia, Boston, MA 02215. The listed phone number is (617) 667-3112.
What is Alfredo Barcenas's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Alfredo Barcenas enrolled in Medicare?
Yes. Alfredo Barcenas 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 Alfredo Barcenas's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alfredo Barcenas reassigns Medicare benefits to 2 organizations: Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (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 Alfredo Barcenas's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alfredo Barcenas accept?
Health plans from Taro Health list Alfredo Barcenas 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 Alfredo Barcenas affiliated with any hospitals?
According to CMS data, Alfredo Barcenas is affiliated with Beth Israel Deaconess Hospital - Needham and Beth Israel Deaconess Medical Center.
When was this NPI record last updated?
The NPPES record for Alfredo Barcenas was last updated on February 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 months 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. Alfredo Javier Barcenas, MD · NPI 1144926833
Anesthesiology physician in Boston, Massachusetts. Individual provider, active in the CMS NPPES registry since February 3, 2023.
## Identity
- **NPI:** 1144926833 (Entity type: Individual)
- **Enumerated:** February 3, 2023
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **State license:** 5001441 (Massachusetts)
- **Sole proprietor:** No
## Practice location
- **Address:** 330 BROOKLINE AVE, DEPARTMENT OF ANESTHESIA, Boston, MA 02215
- **Phone:** (617) 667-3112 · **Fax:** (617) 754-8791
## 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): Associated Physicians Of Harvard Medical Faculty Physicians At Beth Is (NPI 1861216038, 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:** Other, class of 2015
## Record status
- **NPPES last updated:** February 9, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1144926833) · Data from the CMS NPPES public registry.