MR. STEPHEN O'BRIEN CRNA
NPI 1295843514
Nurse Anesthetist, Certified Registered in Syracuse, NY
About Mr. Stephen O'brien Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MR. STEPHEN O'BRIEN CRNA (NPI 1295843514) is an individual nurse anesthetist, certified registered in Syracuse, New York, licensed in New York (491540-1) and active in the NPI registry since August 2006. He is a graduate of Other (2004).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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
Mr. Stephen O'brien Crna 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
5Medicare enrollment records show Stephen O'brien reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
East Syracuse, NY 13057
- Reassigned Medicare billing, New York enrollment
- 84 clinicians in this Medicare group
Westmoreland, NY 13490
- Reassigned Medicare billing, New York enrollment
- 23 clinicians in this Medicare group
Rome, NY 13441
- Reassigned Medicare billing, New York enrollment
- 21 clinicians in this Medicare group
Utica, NY 13502
- Reassigned Medicare billing, New York enrollment
- 657 clinicians in this Medicare group
Troy, NY 12180
- Reassigned Medicare billing, New York enrollment
- Medicare enrollment name: St Joseph's Physician Health PC
- 304 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 4
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 13203 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SYRACUSE, NY 13203
SYRACUSE, NY 13203
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 Stephen O'brien's NPI number?
The NPI number for Stephen O'brien is 1295843514. It was assigned to this individual provider in the NPPES registry on August 27, 2006.
Where is Stephen O'brien located?
Stephen O'brien practices at 301 Prospect Ave, Syracuse, NY 13203. The listed phone number is (315) 448-5440.
What is Stephen O'brien's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Stephen O'brien enrolled in Medicare?
Yes. Stephen O'brien 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 Stephen O'brien's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen O'brien reassigns Medicare benefits to 5 organizations: Syracuse Gastroenterological Associates PC (East Syracuse, NY), Westmoreland ASC, LLC (Westmoreland, NY), Griffiss Ec, LLC (Rome, NY), Mvhs Inc (Utica, NY) and St. Joseph's Physician Health, P.C. (Troy, NY). 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 Stephen O'brien's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Stephen O'brien was last updated on April 9, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Mr. Stephen O'brien, CRNA · NPI 1295843514
Nurse Anesthetist, Certified Registered physician in Syracuse, New York. Individual provider, active in the CMS NPPES registry since August 27, 2006.
## Identity
- **NPI:** 1295843514 (Entity type: Individual)
- **Enumerated:** August 27, 2006
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 491540-1 (New York)
- **Sole proprietor:** No
## Practice location
- **Address:** 301 PROSPECT AVE, Syracuse, NY 13203-1807
- **Phone:** (315) 448-5440
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Syracuse Gastroenterological Associates PC (NPI 1417326661, East Syracuse, NY); Westmoreland ASC, LLC (NPI 1699254169, Westmoreland, NY); Griffiss Ec, LLC (NPI 1487259545, Rome, NY); Mvhs Inc (NPI 1770690737, Utica, NY); St. Joseph's Physician Health, P.C. (NPI 1154376770, Troy, NY) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2004
## Record status
- **NPPES last updated:** April 9, 2013
- **Other identifiers:** Medicare ID-Type Unspecified RA4983 (NY)
---
Source: [NPI Profile](https://npiprofile.com/npi/1295843514) · Data from the CMS NPPES public registry.