Denise O'Riordan, M.D.
NPI 1265709737 · Pediatrics Physician · Danville, CA
Denise O'Riordan, M.D. is a Pediatrics Physician provider in Danville, CA (NPI 1265709737).
Provider details
- NPI number
- 1265709737
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A82636 (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
14 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- 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.
$443 across 17 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
Registry dates
- Enumerated
- 2011-11-28
- Last updated
- 2011-11-28
Frequently asked questions
- What is Denise O'Riordan's NPI number?
- Denise O'Riordan's National Provider Identifier (NPI) is 1265709737, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Denise O'Riordan's specialty?
- Denise O'Riordan is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Denise O'Riordan located?
- Denise O'Riordan's practice location on file with NPPES is 4165 Blackhawk Plaza Cir, Danville, CA 94506-4904.
- What is Denise O'Riordan's phone number?
- The practice phone number listed in the NPPES registry for Denise O'Riordan is (925) 736-7070.
- Is Denise O'Riordan's NPI active?
- Yes — Denise O'Riordan's NPI (1265709737) is active in the NPPES registry as of the last update on 2011-11-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.