CARL V HARTFIELD CRNA
NPI 1669520698
Nurse Anesthetist, Certified Registered in Riverside, CA
About Carl V Hartfield Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CARL V HARTFIELD CRNA (NPI 1669520698) is an individual nurse anesthetist, certified registered in Riverside, California, licensed in California (NA3357) and active in the NPI registry since January 2007. He is a graduate of Other (2005).
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
Carl V Hartfield 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 Carl Hartfield reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Riverside, CA 92505
- Reassigned Medicare billing, California enrollment
- 5,228 clinicians in this Medicare group
San Bernardino, CA 92404
- Reassigned Medicare billing, California enrollment
- 270 clinicians in this Medicare group
Bakersfield, CA 93301
- Reassigned Medicare billing, California enrollment
- 183 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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92505 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.
RIVERSIDE, CA 92505
RIVERSIDE, CA 92505
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 Carl Hartfield's NPI number?
The NPI number for Carl Hartfield is 1669520698. It was assigned to this individual provider in the NPPES registry on January 8, 2007.
Where is Carl Hartfield located?
Carl Hartfield practices at 10800 Magnolia Ave, Riverside, CA 92505. The listed phone number is (909) 353-2000.
What is Carl Hartfield's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Carl Hartfield enrolled in Medicare?
Yes. Carl Hartfield 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 Carl Hartfield's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Carl Hartfield reassigns Medicare benefits to 3 organizations: Southern California Permanente Medical Group (Riverside, CA), Palm Springs Anesthesia Services, PC (San Bernardino, CA) and Coachella Valley Anesthesia A Professional Corporation (Bakersfield, 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 Carl Hartfield'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 Carl Hartfield was last updated on December 3, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Carl V Hartfield, CRNA · NPI 1669520698
Nurse Anesthetist, Certified Registered physician in Riverside, California. Individual provider, active in the CMS NPPES registry since January 8, 2007.
## Identity
- **NPI:** 1669520698 (Entity type: Individual)
- **Enumerated:** January 8, 2007
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** NA3357 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 10800 MAGNOLIA AVE, Riverside, CA 92505-3043
- **Phone:** (909) 353-2000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Southern California Permanente Medical Group (NPI 1316979834, Riverside, CA); Palm Springs Anesthesia Services, PC (NPI 1083928501, San Bernardino, CA); Coachella Valley Anesthesia A Professional Corporation (NPI 1013662048, Bakersfield, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2005
## Record status
- **NPPES last updated:** December 3, 2021
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Source: [NPI Profile](https://npiprofile.com/npi/1669520698) · Data from the CMS NPPES public registry.