William Resh, MD
NPI 1154309862 · Dermatology Physician · El Cajon, CA
William Resh, MD is a Dermatology Physician provider in El Cajon, CA (NPI 1154309862).
Provider details
- NPI number
- 1154309862
- Entity type
- Individual
- Primary specialty
- Dermatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- C34661 (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
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 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.
$110 across 1 record (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 (1)
- 655 Euclid Ave Ste 401National City, CA 91950-2978Phone: (619) 267-8303Fax: (619) 267-4835
Registry dates
- Enumerated
- 2006-01-03
- Last updated
- 2018-03-17
Frequently asked questions
- What is William Resh's NPI number?
- William Resh's National Provider Identifier (NPI) is 1154309862, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Resh's specialty?
- William Resh is listed in the NPPES registry with a primary specialty of Dermatology Physician (Allopathic & Osteopathic Physicians).
- Where is William Resh located?
- William Resh's practice location on file with NPPES is 292 Avocado Ave, El Cajon, CA 92020-4604.
- What is William Resh's phone number?
- The practice phone number listed in the NPPES registry for William Resh is (619) 579-5115.
- Is William Resh's NPI active?
- Yes — William Resh's NPI (1154309862) is active in the NPPES registry as of the last update on 2018-03-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.