ZACHARY MARK PETTERSON CRNA
NPI 1538997218
Nurse Anesthetist, Certified Registered in Bakersfield, CA
About Zachary Mark Petterson Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ZACHARY MARK PETTERSON CRNA (NPI 1538997218) is an individual nurse anesthetist, certified registered in Bakersfield, California, licensed in California (95002694) and active in the NPI registry since July 2024. He is a graduate of Other (2015).
NPPES Registry Identity
Specialties & Licenses
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
Zachary Mark Petterson 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 Zachary Petterson reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Bakersfield, CA 93306
- Reassigned Medicare billing, California enrollment
- 96 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 183 clinicians in this Medicare group
Oxnard, CA 93036
- Reassigned Medicare billing, California enrollment
- 36 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 93306 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.
BAKERSFIELD, CA 93306
BAKERSFIELD, CA 93306
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 Zachary Petterson's NPI number?
The NPI number for Zachary Petterson is 1538997218. It was assigned to this individual provider in the NPPES registry on July 23, 2024.
Where is Zachary Petterson located?
Zachary Petterson practices at 1700 Mount Vernon Ave, Bakersfield, CA 93306. The listed phone number is (661) 326-2000.
What is Zachary Petterson's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Zachary Petterson enrolled in Medicare?
Yes. Zachary Petterson 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 Zachary Petterson's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Zachary Petterson reassigns Medicare benefits to 3 organizations: Regional Anesthesia Associates Inc (Bakersfield, CA), Coachella Valley Anesthesia A Professional Corporation (Bakersfield, CA) and Credence Anesthesia Corporation (Oxnard, CA). 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 Zachary Petterson'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 Zachary Petterson was last updated on September 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Zachary Mark Petterson, CRNA · NPI 1538997218
Nurse Anesthetist, Certified Registered physician in Bakersfield, California. Individual provider, active in the CMS NPPES registry since July 23, 2024.
## Identity
- **NPI:** 1538997218 (Entity type: Individual)
- **Enumerated:** July 23, 2024
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** 95002694 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 1700 MOUNT VERNON AVE, Bakersfield, CA 93306-4018
- **Phone:** (661) 326-2000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Regional Anesthesia Associates Inc (NPI 1811442874, Bakersfield, CA); Coachella Valley Anesthesia A Professional Corporation (NPI 1013662048, Bakersfield, CA); Credence Anesthesia Corporation (NPI 1881381002, Oxnard, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2015
## Record status
- **NPPES last updated:** September 22, 2025
---
Source: [NPI Profile](https://npiprofile.com/npi/1538997218) · Data from the CMS NPPES public registry.