ERIN MARIE BIRD CRNA
NPI 1235535360
Nurse Anesthetist, Certified Registered in Bay City, MI
About Erin Marie Bird Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ERIN MARIE BIRD CRNA (NPI 1235535360) is an individual nurse anesthetist, certified registered in Bay City, Michigan, licensed in Michigan (4704278546) and active in the NPI registry since November 2014. She is affiliated with Mclaren Bay Region, maintains a secondary practice location in Midland, and is a graduate of Other (2014).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
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
Erin Marie Bird 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
7Medicare enrollment records show Erin Bird reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saginaw, MI 48603
- Reassigned Medicare billing, Michigan enrollment
- 10 clinicians in this Medicare group
Saginaw, MI 48601
- Reassigned Medicare billing, Michigan enrollment
- 59 clinicians in this Medicare group
Saginaw, MI 48604
- Reassigned Medicare billing, Michigan enrollment
- 55 clinicians in this Medicare group
Saginaw, MI 48604
- Reassigned Medicare billing, Michigan enrollment
- 178 clinicians in this Medicare group
Midland, MI 48670
- Reassigned Medicare billing, Michigan enrollment
- 88 clinicians in this Medicare group
Rochester, MI 48307
- Reassigned Medicare billing, Michigan enrollment
- 359 clinicians in this Medicare group
Mount Clemens, MI 48043
- Reassigned Medicare billing, Michigan enrollment
- 112 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 2
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.
Hospital Affiliations CMS Care Compare 3
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mclaren Bay Region
Acute Care Hospitals · Bay City, MIAscension St Mary's Hospital
Acute Care Hospitals · Saginaw, MIMymichigan Medical Center Midland
Acute Care Hospitals · Midland, MIPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 48708 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
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.
BAY CITY, MI 48708
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 Erin Bird's NPI number?
The NPI number for Erin Bird is 1235535360. It was assigned to this individual provider in the NPPES registry on November 18, 2014.
Where is Erin Bird located?
Erin Bird practices at 1900 Columbus Ave, Bay City, MI 48708. The listed phone number is (989) 894-3077.
What is Erin Bird's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Erin Bird enrolled in Medicare?
Yes. Erin Bird 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 Erin Bird's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Erin Bird reassigns Medicare benefits to 7 organizations: Matrix Anesthesia Plc (Saginaw, MI), Mymichigan Medical Center Saginaw (Saginaw, MI), Anesthesia Associates Of The Lower Peninsula PC (Saginaw, MI), Resource Anesthesiology Associates Of Mi PC (Saginaw, MI), Mymichigan Medical Center Midland (Midland, MI) and 2 more organizations, listed in the Medicare section above. 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 Erin Bird's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
Is Erin Bird affiliated with any hospitals?
According to CMS data, Erin Bird is affiliated with Mclaren Bay Region, Ascension St Mary's Hospital and Mymichigan Medical Center Midland.
When was this NPI record last updated?
The NPPES record for Erin Bird was last updated on April 23, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Erin Marie Bird, CRNA · NPI 1235535360
Nurse Anesthetist, Certified Registered physician in Bay City, Michigan. Individual provider, active in the CMS NPPES registry since November 18, 2014.
## Identity
- **NPI:** 1235535360 (Entity type: Individual)
- **Enumerated:** November 18, 2014
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 4704278546 (Michigan)
- **Sole proprietor:** No
## Practice location
- **Address:** 1900 COLUMBUS AVE, Bay City, MI 48708-6880
- **Phone:** (989) 894-3077
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 7 organizations under Medicare reassignment (form CMS-855R): Matrix Anesthesia Plc (NPI 1386922268, Saginaw, MI); Mymichigan Medical Center Saginaw (NPI 1457306185, Saginaw, MI); Anesthesia Associates Of The Lower Peninsula PC (NPI 1740152412, Saginaw, MI); Resource Anesthesiology Associates Of Mi PC (NPI 1568755882, Saginaw, MI); Mymichigan Medical Center Midland (NPI 1770668683, Midland, MI); and 2 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2014
## Record status
- **NPPES last updated:** April 23, 2026
- **Other identifiers:** Other 105614
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Source: [NPI Profile](https://npiprofile.com/npi/1235535360) · Data from the CMS NPPES public registry.