COMMONWEALTH ANESTHESIA ASSOCIATES, INC
NPI 1184645194
Anesthesiology - Pain Medicine in Newton, MA
About Commonwealth Anesthesia Associates, Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
COMMONWEALTH ANESTHESIA ASSOCIATES, INC (NPI 1184645194) is a healthcare organization registered as a pain medicine in Newton, Massachusetts and active in the NPI registry since July 2006. The organization lists Alexander Hannenberg, Associate Chair Anesthesiology, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Commonwealth Anesthesia Associates, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
116Medicare enrollment records show 116 clinicians reassign Medicare billing to Commonwealth Anesthesia Associates, Inc, which bills Medicare for the services they deliver. Of these, 48 practice at this address and 87 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 4
Nearest to this location (20)
See all 116Newton, MA 02462
Newton, MA 02462
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Commonwealth Anesthesia Associates, Inc's NPI number?
The NPI number for Commonwealth Anesthesia Associates, Inc is 1184645194. It was assigned to this organization in the NPPES registry on July 22, 2006.
Where is Commonwealth Anesthesia Associates, Inc located?
Commonwealth Anesthesia Associates, Inc is located at 2014 Washington St Newton Wellesley Hospital Department Of Anesthesiology, Newton, MA 02462. The listed phone number is (617) 243-6298.
What is Commonwealth Anesthesia Associates, Inc's specialty?
The primary specialty registered for this NPI is Anesthesiology, specializing in Pain Medicine, with taxonomy code 207LP2900X.
Is Commonwealth Anesthesia Associates, Inc enrolled in Medicare?
Yes. Commonwealth Anesthesia Associates, Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Commonwealth Anesthesia Associates, Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 116 clinicians in 4 Medicare specialties reassign their Medicare billing to Commonwealth Anesthesia Associates, Inc. A 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 the clinician's services. The largest specialties are Anesthesiology (70), Certified Registered Nurse Anesthetist (CRNA) (44) and Critical Care (Intensivists) (1). Of these, 48 practice at this address and 87 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Commonwealth Anesthesia Associates, Inc accept?
Health plans from WellSense Health Plan list Commonwealth Anesthesia Associates, Inc 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 Commonwealth Anesthesia Associates, Inc was last updated on September 11, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Commonwealth Anesthesia Associates, Inc · NPI 1184645194
Pain Medicine organization in Newton, Massachusetts. Organization record, active in the CMS NPPES registry since July 22, 2006.
## Identity
- **NPI:** 1184645194 (Entity type: Organization)
- **Enumerated:** July 22, 2006
- **Primary specialty:** Anesthesiology - Pain Medicine · taxonomy 207LP2900X
- **Organization subpart:** No
- **Authorized official:** Alexander Hannenberg, ASSOCIATE CHAIR ANESTHESIOLOGY
## Practice location
- **Address:** 2014 WASHINGTON ST, NEWTON WELLESLEY HOSPITAL DEPARTMENT OF ANESTHESIOLOGY, Newton, MA 02462-1607
- **Phone:** (617) 243-6298 · **Fax:** (617) 243-6184
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 116 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Anesthesiology (70), Certified Registered Nurse Anesthetist (CRNA) (44), Critical Care (Intensivists) (1); 48 practice at this address and 87 within 10 miles; [full list](https://npiprofile.com/npi/1184645194/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 11, 2025
- **Other identifiers:** Medicaid 9763406 (MA)
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Source: [NPI Profile](https://npiprofile.com/npi/1184645194) · Data from the CMS NPPES public registry.