MS. AMANDA RACHEL DE FOUR M.D.
NPI 1700101383
Internal Medicine in Chula Vista, CA
About Ms. Amanda Rachel De Four M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. AMANDA RACHEL DE FOUR M.D. (NPI 1700101383) is an individual internal medicine provider in Chula Vista, California, licensed in California (A118058) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS and is a graduate of University Of Florida College Of Medicine (2010).
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
Ms. Amanda Rachel De Four M.d. 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
2Medicare enrollment records show Amanda De Four reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
San Diego, CA 92103
- Reassigned Medicare billing, California enrollment
- 1,598 clinicians in this Medicare group
La Jolla, CA 92037
- Reassigned Medicare billing, California enrollment
- 278 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 4
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 91910 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.
CHULA VISTA, CA 91910
CHULA VISTA, CA 91910
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 Amanda De Four's NPI number?
The NPI number for Amanda De Four is 1700101383. It was assigned to this individual provider in the NPPES registry on April 7, 2010.
Where is Amanda De Four located?
Amanda De Four practices at 435 H St Cv 31, Chula Vista, CA 91910. The listed phone number is (619) 691-7000.
What is Amanda De Four's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Amanda De Four enrolled in Medicare?
Yes. Amanda De Four 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 Amanda De Four's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Amanda De Four reassigns Medicare benefits to 2 organizations: Scripps Health (San Diego, CA) and Scripps Health Inpatient Providers Medical Group Inc. (La Jolla, 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 Amanda De Four'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 Amanda De Four was last updated on July 1, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Ms. Amanda Rachel De Four, M.D. · NPI 1700101383
Internal Medicine physician in Chula Vista, California. Individual provider, active in the CMS NPPES registry since April 7, 2010.
## Identity
- **NPI:** 1700101383 (Entity type: Individual)
- **Enumerated:** April 7, 2010
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** A118058 (California)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 435 H ST, CV 31, Chula Vista, CA 91910-4307
- **Phone:** (619) 691-7000
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Scripps Health (NPI 1881636108, San Diego, CA); Scripps Health Inpatient Providers Medical Group Inc. (NPI 1699043000, La Jolla, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Florida College Of Medicine, class of 2010
## Record status
- **NPPES last updated:** July 1, 2013
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Source: [NPI Profile](https://npiprofile.com/npi/1700101383) · Data from the CMS NPPES public registry.