AMOSKEAG ANESTHESIA, PLLC
NPI 1104883511
Anesthesiology in Manchester, NH
About Amoskeag Anesthesia, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
AMOSKEAG ANESTHESIA, PLLC (NPI 1104883511) is a healthcare organization registered as an anesthesiology in Manchester, New Hampshire and active in the NPI registry since April 2006. The organization lists Michael O'sullivan, Executive Director, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 4
Other Identifiers 3
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)
Amoskeag Anesthesia, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
277Medicare enrollment records show 277 clinicians reassign Medicare billing to Amoskeag Anesthesia, PLLC, which bills Medicare for the services they deliver. Of these, 72 practice within 10 miles. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 5
Nearest to this location (20)
See all 277Source: 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 Amoskeag Anesthesia, PLLC's NPI number?
The NPI number for Amoskeag Anesthesia, PLLC is 1104883511. It was assigned to this organization in the NPPES registry on April 28, 2006.
Where is Amoskeag Anesthesia, PLLC located?
Amoskeag Anesthesia, PLLC is located at 1 Elliot Way Suite 200, Manchester, NH 03103. The listed phone number is (603) 663-2315.
What is Amoskeag Anesthesia, PLLC's specialty?
The primary specialty registered for this NPI is Anesthesiology with taxonomy code 207L00000X.
Is Amoskeag Anesthesia, PLLC enrolled in Medicare?
Yes. Amoskeag Anesthesia, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Amoskeag Anesthesia, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 277 clinicians in 5 Medicare specialties reassign their Medicare billing to Amoskeag Anesthesia, PLLC. 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) (177), Anesthesiology (94) and Nurse Practitioner (3). Of these, 72 practice within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Amoskeag Anesthesia, PLLC accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and WellSense Health Plan list Amoskeag Anesthesia, PLLC 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 Amoskeag Anesthesia, PLLC was last updated on March 8, 2011. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.
# Amoskeag Anesthesia, Pllc · NPI 1104883511
Anesthesiology organization in Manchester, New Hampshire. Organization record, active in the CMS NPPES registry since April 28, 2006.
## Identity
- **NPI:** 1104883511 (Entity type: Organization)
- **Enumerated:** April 28, 2006
- **Primary specialty:** Anesthesiology · taxonomy 207L00000X
- **Organization subpart:** No
- **Authorized official:** Michael O'sullivan, EXECUTIVE DIRECTOR
## Practice location
- **Address:** 1 ELLIOT WAY, SUITE 200, Manchester, NH 03103-3502
- **Phone:** (603) 663-2315 · **Fax:** (603) 647-9180
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 277 clinicians in 5 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Certified Registered Nurse Anesthetist (CRNA) (177), Anesthesiology (94), Nurse Practitioner (3); 72 practice within 10 miles; [full list](https://npiprofile.com/npi/1104883511/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 8, 2011
- **Other identifiers:** Medicare NSC 6329810001 (NH); Medicaid 30211198 (NH); Medicare ID-Type Unspecified RE6131 (NH)
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Source: [NPI Profile](https://npiprofile.com/npi/1104883511) · Data from the CMS NPPES public registry.