John Winkelman, M.D.
NPI 1093804163 · Pediatrics Physician · Santa Ana, CA
John Winkelman, M.D. is a Pediatrics Physician provider in Santa Ana, CA (NPI 1093804163).
Provider details
- NPI number
- 1093804163
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- A60643 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
3 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$291 across 15 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (2)
- 1201 W La Veta Ave700Orange, CA 92868-4213Phone: (714) 288-3230Fax: (714) 744-5294
- 1201 W La Veta Ave700Orange, CA 92868-4213Phone: (714) 288-3230Fax: (714) 744-5294
Registry dates
- Enumerated
- 2006-10-12
- Last updated
- 2018-11-26
Frequently asked questions
- What is John Winkelman's NPI number?
- John Winkelman's National Provider Identifier (NPI) is 1093804163, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Winkelman's specialty?
- John Winkelman is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is John Winkelman located?
- John Winkelman's practice location on file with NPPES is 2212 E 4th St, Santa Ana, CA 92705.
- What is John Winkelman's phone number?
- The practice phone number listed in the NPPES registry for John Winkelman is (714) 288-3230.
- Is John Winkelman's NPI active?
- Yes — John Winkelman's NPI (1093804163) is active in the NPPES registry as of the last update on 2018-11-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.