Nolli Riordan, M.D.
NPI 1124110192 · Surgery Physician · Alameda, CA
Enrolled with Medicare as Practitioner - General Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Nolli Riordan, M.D. is a Surgery Physician provider in Alameda, CA (NPI 1124110192).
Provider details
- NPI number
- 1124110192
- Entity type
- Individual
- Primary specialty
- Surgery PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- G81855 (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
- 2006-09-28
- Last updated
- 2020-06-05
- Certified
- 2020-06-05
Frequently asked questions
- What is Nolli Riordan's NPI number?
- Nolli Riordan's National Provider Identifier (NPI) is 1124110192, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nolli Riordan's specialty?
- Nolli Riordan is listed in the NPPES registry with a primary specialty of Surgery Physician (Allopathic & Osteopathic Physicians).
- Where is Nolli Riordan located?
- Nolli Riordan's practice location on file with NPPES is 1002 Central Ave, Alameda, CA 94501-2306.
- What is Nolli Riordan's phone number?
- The practice phone number listed in the NPPES registry for Nolli Riordan is (510) 521-6078.
- Does Nolli Riordan accept Medicare?
- Nolli Riordan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Nolli Riordan's NPI active?
- Yes — Nolli Riordan's NPI (1124110192) is active in the NPPES registry as of the last update on 2020-06-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.