David Ketelaar, M.D.
NPI 1073543542 · Emergency Medicine Physician · Santa Maria, CA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
David Ketelaar, M.D. is a Emergency Medicine Physician provider in Santa Maria, CA (NPI 1073543542).
Provider details
- NPI number
- 1073543542
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G77236 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
- 2006-07-03
- Last updated
- 2010-09-09
Frequently asked questions
- What is David Ketelaar's NPI number?
- David Ketelaar's National Provider Identifier (NPI) is 1073543542, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Ketelaar's specialty?
- David Ketelaar is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Ketelaar located?
- David Ketelaar's practice location on file with NPPES is 1400 E Church St, Santa Maria, CA 93454-5906.
- What is David Ketelaar's phone number?
- The practice phone number listed in the NPPES registry for David Ketelaar is (805) 739-3200.
- Does David Ketelaar accept Medicare?
- David Ketelaar is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is David Ketelaar's NPI active?
- Yes — David Ketelaar's NPI (1073543542) is active in the NPPES registry as of the last update on 2010-09-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.