KAREN D FISCHER CRNA
NPI 1609919638
Nurse Anesthetist, Certified Registered in Birmingham, AL
About Karen D Fischer Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KAREN D FISCHER CRNA (NPI 1609919638) is an individual nurse anesthetist, certified registered in Birmingham, Alabama, licensed in Alabama (1-092426) and active in the NPI registry since February 2007. She is a graduate of Other (2003).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
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
Karen D Fischer 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
3Medicare enrollment records show Karen Fischer reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Birmingham, AL 35211
- Reassigned Medicare billing, Alabama enrollment
- 690 clinicians in this Medicare group
Ashland, AL 36251
- Reassigned Medicare billing, Alabama enrollment
- 32 clinicians in this Medicare group
Florence, AL 35630
- Reassigned Medicare billing, Alabama enrollment
- 189 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
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 35235 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
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
BIRMINGHAM, AL 35235
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 Karen Fischer's NPI number?
The NPI number for Karen Fischer is 1609919638. It was assigned to this individual provider in the NPPES registry on February 15, 2007.
Where is Karen Fischer located?
Karen Fischer practices at 50 Medical Park E Dr, Birmingham, AL 35235. The listed phone number is (205) 838-3000.
What is Karen Fischer's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Karen Fischer enrolled in Medicare?
Yes. Karen Fischer 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 Karen Fischer's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Karen Fischer reassigns Medicare benefits to 3 organizations: Anesthesiologists Associated PC (Birmingham, AL), Clay County Healthcare Authority (Ashland, AL) and Blue Lake Health Alabama, LLC (Florence, AL). 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 Karen Fischer's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Karen Fischer accept?
Health plans from Blue Cross and Blue Shield of Alabama list Karen Fischer 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 Karen Fischer was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 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.
# Karen D Fischer, CRNA · NPI 1609919638
Nurse Anesthetist, Certified Registered physician in Birmingham, Alabama. Individual provider, active in the CMS NPPES registry since February 15, 2007.
## Identity
- **NPI:** 1609919638 (Entity type: Individual)
- **Enumerated:** February 15, 2007
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 1-092426 (Alabama)
- **Sole proprietor:** No
## Practice location
- **Address:** 50 MEDICAL PARK E DR, Birmingham, AL 35235
- **Phone:** (205) 838-3000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Anesthesiologists Associated PC (NPI 1851371850, Birmingham, AL); Clay County Healthcare Authority (NPI 1467624262, Ashland, AL); Blue Lake Health Alabama, LLC (NPI 1376266726, Florence, AL) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2003
## Record status
- **NPPES last updated:** July 8, 2007
- **Other identifiers:** Medicare UPIN Q53796; Other 51002531 (AL)
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Source: [NPI Profile](https://npiprofile.com/npi/1609919638) · Data from the CMS NPPES public registry.