WINCHESTER ANESTHESIA ASSOCIATES 2 INC
NPI 1427599588
Anesthesiology in Winchester, MA

Active since March 09, 2017
41 HIGHLAND AVE, WINCHESTER, MA 01890(781) 756-7243 Get Directions Write a Review

NPPES record last updated: June 1, 2021. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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

NPI1427599588
Entity TypeOrganization
Primary Taxonomy207L00000X
Legal Business NameWINCHESTER ANESTHESIA ASSOCIATES 2 INC
Location Address41 HIGHLAND AVEWinchester, MA 01890-1446
Mailing Address1342 Belmont St Ste 205Brockton, MA 02301-4438 · (508) 580-1670
Organization SubpartNo
Authorized OfficialLewis RieleyTreasurer · (781) 756-2190
Enumeration DateMarch 9, 2017
Last NPPES UpdateJune 1, 2021
NPPES CertifiedMay 14, 2021
✔ NPI 1427599588 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyAnesthesiologyAllopathic & Osteopathic Physicians
Taxonomy Code207L00000X
Definition
An anesthesiologist is trained to provide pain relief and maintenance, or restoration, of a stable condition during and immediately following an operation or an obstetric or diagnostic procedure. The anesthesiologist assesses the risk of the patient undergoing surgery and optimizes the patient's condition prior to, during and after surgery. In addition to these management responsibilities, the anesthesiologist provides medical management and consultation in pain management and critical care medicine. Anesthesiologists diagnose and treat acute, long-standing and cancer pain problems; diagnose and treat patients with critical illnesses or severe injuries; direct resuscitation in the care of patients with cardiac or respiratory emergencies, including the need for artificial ventilation; and supervise post-anesthesia recovery.
Also ListedAnesthesiology · Pain MedicineTaxonomy 207LP2900X
41 HIGHLAND AVE, Winchester, MA 01890

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

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

88

Medicare 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

Certified Registered Nurse Anesthetist (CRNA)49
Anesthesiology39

Nearest to this location (20)

See all 88
Anesthesiology
NPI 1922033000
41 HIGHLAND AVE
Winchester, MA 01890
(781) 756-7243
✔ PECOS✔ Accepts MedicareSame address
Certified Registered Nurse Anesthetist (CRNA)
NPI 1366207011
41 HIGHLAND AVE
Winchester, MA 01890
(781) 756-2190
✔ PECOS✔ Accepts MedicareSame address
Certified Registered Nurse Anesthetist (CRNA)
NPI 1154411148
41 HIGHLAND AVE WAA
Winchester, MA 01890
(781) 756-7243
✔ PECOS✔ Accepts MedicareSame address
Certified Registered Nurse Anesthetist (CRNA)
NPI 1366197899
41 HIGHLAND AVE
Winchester, MA 01890
(781) 729-9000
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1689631186
41 HIGHLAND AVE WINCHESTER HOSPITAL
Winchester, MA 01890
(781) 756-7243
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1104183441
41 HIGHLAND AVENUE WINCHESTER ANESTHESIA ASSOCIATES
Winchester, MA 01890
(781) 756-2190
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1215165568
41 HIGHLAND AVE WINCHESTER HOSPITAL ANESTHEISA DEPARTMENT
Winchester, MA 01890
(781) 729-9000
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1942560008
41 HIGHLAND AVE
Winchester, MA 01890
(781) 756-2190
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1619482288
41 HIGHLAND AVE
Winchester, MA 01890
(781) 756-2190
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1538656293
41 HIGHLAND AVE
Winchester, MA 01890
(781) 756-2190
✔ PECOS✔ Accepts MedicareSame address
Anesthesiology
NPI 1780799676
WINCHESTER ANESTHESIA 41 HIGHLAND STREET
Winchester, MA 01890
(781) 756-7243
✔ PECOS✔ Accepts MedicareSame address
Certified Registered Nurse Anesthetist (CRNA)
NPI 1083702435
155 HIGHLAND AVE
Winchester, MA 01890
(781) 756-2012
✔ PECOS✔ Accepts Medicare0.5 mi
Anesthesiology
NPI 1083648737
WINCHESTER HOSPITAL 41 HIGHLAND AVENUE
Winchester, MA 01890
(781) 756-7243
✔ PECOS✔ Accepts Medicare1.1 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1972882892
41 MALL RD. LAHEY CLINIC
Burlington, MA 01805
(781) 744-8132
✔ PECOS✔ Accepts Medicare4.4 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1356519177
41 MALL RD
Burlington, MA 01805
(781) 744-8000
✔ PECOS✔ Accepts Medicare4.7 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1578208914
41 MALL RD
Burlington, MA 01805
(781) 744-8000
✔ PECOS✔ Accepts Medicare4.7 mi
Anesthesiology
NPI 1538265061
41 MALL RD
Burlington, MA 01805
(781) 744-8132
✔ PECOS✔ Accepts Medicare5.2 mi
Anesthesiology
NPI 1619369220
330 MOUNT AUBURN ST
Cambridge, MA 02138
(864) 420-3569
✔ PECOS✔ Accepts Medicare6.3 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1740885656
1493 CAMBRIDGE ST
Cambridge, MA 02139
(617) 665-1000
✔ PECOS✔ Accepts Medicare6.4 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1245899517
55 FRUIT ST BUL 2
Boston, MA 02114
(617) 743-7972
✔ PECOS✔ Accepts Medicare7.6 mi
See all 88 clinicians

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.