Chad Baasen, M.D.
NPI 1134117955 · Emergency Medicine Physician · Oceanside, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Chad Baasen, M.D. is a Emergency Medicine Physician provider in Oceanside, CA (NPI 1134117955).
Provider details
- NPI number
- 1134117955
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- M001471 (GU)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-10-06
- Last updated
- 2025-01-31
- Certified
- 2025-01-30
Frequently asked questions
- What is Chad Baasen's NPI number?
- Chad Baasen's National Provider Identifier (NPI) is 1134117955, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Chad Baasen's specialty?
- Chad Baasen is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Chad Baasen located?
- Chad Baasen's practice location on file with NPPES is Naval Hospital Camp Pendleton, Oceanside, CA 92055.
- What is Chad Baasen's phone number?
- The practice phone number listed in the NPPES registry for Chad Baasen is (760) 719-3337.
- Does Chad Baasen accept Medicare?
- Chad Baasen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Chad Baasen's NPI active?
- Yes — Chad Baasen's NPI (1134117955) is active in the NPPES registry as of the last update on 2025-01-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.