WINCHESTER ANESTHESIA ASSOCIATES 2 INC
NPI 1427599588
Anesthesiology in Winchester, MA
About Winchester Anesthesia Associates 2 Inc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WINCHESTER ANESTHESIA ASSOCIATES 2 INC (NPI 1427599588) is a healthcare organization registered as an anesthesiology in Winchester, Massachusetts and active in the NPI registry since March 2017. The organization lists Lewis Rieley, Treasurer, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
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)
Winchester Anesthesia Associates 2 Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
88Medicare enrollment records show 88 clinicians reassign Medicare billing to Winchester Anesthesia Associates 2 Inc, which bills Medicare for the services they deliver. Of these, 11 practice at this address and 52 within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 2
Nearest to this location (20)
See all 88Winchester, MA 01890
Winchester, MA 01890
Winchester, MA 01890
Winchester, MA 01890
Winchester, MA 01890
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 Winchester Anesthesia Associates 2 Inc's NPI number?
The NPI number for Winchester Anesthesia Associates 2 Inc is 1427599588. It was assigned to this organization in the NPPES registry on March 9, 2017.
Where is Winchester Anesthesia Associates 2 Inc located?
Winchester Anesthesia Associates 2 Inc is located at 41 Highland Ave, Winchester, MA 01890. The listed phone number is (781) 756-7243.
What is Winchester Anesthesia Associates 2 Inc's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Winchester Anesthesia Associates 2 Inc enrolled in Medicare?
Yes. Winchester Anesthesia Associates 2 Inc is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Winchester Anesthesia Associates 2 Inc?
According to the CMS Revalidation Reassignment List (October 2026 release), 88 clinicians in 2 Medicare specialties reassign their Medicare billing to Winchester Anesthesia Associates 2 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 Certified Registered Nurse Anesthetist (CRNA) (49) and Anesthesiology (39). Of these, 11 practice at this address and 52 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Winchester Anesthesia Associates 2 Inc accept?
Health plans from Anthem Blue Cross and Blue Shield list Winchester Anesthesia Associates 2 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 Winchester Anesthesia Associates 2 Inc was last updated on June 1, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.