MRS. GISELA BUAN APRN, CRNA
NPI 1043863376
Nurse Anesthetist, Certified Registered in Hartford, CT
About Mrs. Gisela Buan Aprn, Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MRS. GISELA BUAN APRN, CRNA (NPI 1043863376) is an individual nurse anesthetist, certified registered in Hartford, Connecticut, licensed in Connecticut (122768) and active in the NPI registry since July 2019. She is enrolled in Medicare PECOS and is a graduate of Other (2019).
NPPES Registry Identity
Specialties & Licenses 2
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
Mrs. Gisela Buan Aprn, 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
4Medicare enrollment records show Gisela Buan reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Hartford, CT 06105
- Reassigned Medicare billing, Connecticut enrollment
- 302 clinicians in this Medicare group
New Britain, CT 06052
- Reassigned Medicare billing, Connecticut enrollment
- 225 clinicians in this Medicare group
Shelton, CT 06484
- Reassigned Medicare billing, Connecticut enrollment
- 727 clinicians in this Medicare group
Danbury, CT 06810
- Reassigned Medicare billing, Connecticut enrollment
- 818 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 06105 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.
HARTFORD, CT 06105
HARTFORD, CT 06105
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 Gisela Buan's NPI number?
The NPI number for Gisela Buan is 1043863376. It was assigned to this individual provider in the NPPES registry on July 16, 2019.
Where is Gisela Buan located?
Gisela Buan practices at 114 Woodland St, Hartford, CT 06105. The listed phone number is (860) 714-9666.
What is Gisela Buan's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Gisela Buan enrolled in Medicare?
Yes. Gisela Buan 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 Gisela Buan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Gisela Buan reassigns Medicare benefits to 4 organizations: Woodland Anesthesia Associates PC (Hartford, CT), North American Partners In Anesthesia Connecticut PC (New Britain, CT), Integrated Anesthesia Associates LLC (Shelton, CT) and Nuvance Health Medical Practice Ct, Inc. (Danbury, CT). 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 Gisela Buan'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 Gisela Buan was last updated on July 16, 2019. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Mrs. Gisela Buan, APRN, CRNA · NPI 1043863376
Nurse Anesthetist, Certified Registered physician in Hartford, Connecticut. Individual provider, active in the CMS NPPES registry since July 16, 2019.
## Identity
- **NPI:** 1043863376 (Entity type: Individual)
- **Enumerated:** July 16, 2019
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 122768 (Connecticut)
- **Sole proprietor:** No
## Practice location
- **Address:** 114 WOODLAND ST, Hartford, CT 06105-1208
- **Phone:** (860) 714-9666 · **Fax:** (860) 714-8110
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 4 organizations under Medicare reassignment (form CMS-855R): Woodland Anesthesia Associates PC (NPI 1437109824, Hartford, CT); North American Partners In Anesthesia Connecticut PC (NPI 1316994775, New Britain, CT); Integrated Anesthesia Associates LLC (NPI 1881636397, Shelton, CT); Nuvance Health Medical Practice Ct, Inc. (NPI 1407898117, Danbury, CT) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2019
## Record status
- **NPPES last updated:** July 16, 2019
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Source: [NPI Profile](https://npiprofile.com/npi/1043863376) · Data from the CMS NPPES public registry.