DR. CASEY WILLIAM BUITENHUYS MD
NPI 1578761409
Emergency Medicine - Pediatric Emergency Medicine in Escondido, CA
About Dr. Casey William Buitenhuys Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. CASEY WILLIAM BUITENHUYS MD (NPI 1578761409) is an individual pediatric emergency medicine provider in Escondido, California, licensed in California (A101203) and active in the NPI registry since July 2007. He is enrolled in Medicare PECOS and is a graduate of University Of California, San Diego School Of Medicine (2006).
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
Dr. Casey William Buitenhuys Md 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 Casey Buitenhuys reassigns Medicare billing to 4 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Escondido, CA 92029
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1588552848 (California)
- 1,204 clinicians in this Medicare group
San Diego, CA 92123
- Reassigned Medicare billing, California enrollment
- 562 clinicians in this Medicare group
Big Bear Lake, CA 92315
- Reassigned Medicare billing, California enrollment
- 25 clinicians in this Medicare group
Garberville, CA 95542
- Reassigned Medicare billing, California enrollment
- Also billed through NPI 1003819376 (California)
- 89 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 92029 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.
ESCONDIDO, CA 92029
ESCONDIDO, CA 92029
ESCONDIDO, CA 92029
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 Casey Buitenhuys's NPI number?
The NPI number for Casey Buitenhuys is 1578761409. It was assigned to this individual provider in the NPPES registry on July 3, 2007.
Where is Casey Buitenhuys located?
Casey Buitenhuys practices at 2185 Citracado Pkwy, Escondido, CA 92029. The listed phone number is (442) 281-5000.
What is Casey Buitenhuys's specialty?
The primary specialty registered for this NPI is Emergency Medicine, specializing in Pediatric Emergency Medicine, with taxonomy code 207PP0204X.
Is Casey Buitenhuys enrolled in Medicare?
Yes. Casey Buitenhuys 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 Casey Buitenhuys's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Casey Buitenhuys reassigns Medicare benefits to 4 organizations: Cep America - California (Escondido, CA), Rady Children's Hospital San Diego (San Diego, CA), Elevate Emergency Medicine (Big Bear Lake, CA) and Southern Humboldt Community Healthcare District (Garberville, 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 Casey Buitenhuys'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 Casey Buitenhuys was last updated on July 9, 2014. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# Dr. Casey William Buitenhuys, MD · NPI 1578761409
Pediatric Emergency Medicine physician in Escondido, California. Individual provider, active in the CMS NPPES registry since July 3, 2007.
## Identity
- **NPI:** 1578761409 (Entity type: Individual)
- **Enumerated:** July 3, 2007
- **Primary specialty:** Emergency Medicine - Pediatric Emergency Medicine · taxonomy 207PP0204X
- **State license:** A101203 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 2185 CITRACADO PKWY, Escondido, CA 92029-4159
- **Phone:** (442) 281-5000
## 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:** 4 organizations under Medicare reassignment (form CMS-855R): Cep America - California (NPI 1851306609, Escondido, CA); Rady Children's Hospital San Diego (NPI 1669617197, San Diego, CA); Elevate Emergency Medicine (NPI 1457118705, Big Bear Lake, CA); Southern Humboldt Community Healthcare District (NPI 1336367515, Garberville, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of California, San Diego School Of Medicine, class of 2006
## Record status
- **NPPES last updated:** July 9, 2014
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Source: [NPI Profile](https://npiprofile.com/npi/1578761409) · Data from the CMS NPPES public registry.