Alexander Ruggieri, M.D.
NPI 1780028209 · Rheumatology Physician · Los Angeles, CA
Alexander Ruggieri, M.D. is a Rheumatology Physician provider in Los Angeles, CA (NPI 1780028209).
Provider details
- NPI number
- 1780028209
- Entity type
- Individual
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- G89135 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 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
- 2013-04-26
- Last updated
- 2013-04-26
Frequently asked questions
- What is Alexander Ruggieri's NPI number?
- Alexander Ruggieri's National Provider Identifier (NPI) is 1780028209, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexander Ruggieri's specialty?
- Alexander Ruggieri is listed in the NPPES registry with a primary specialty of Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Alexander Ruggieri located?
- Alexander Ruggieri's practice location on file with NPPES is 1130 S Flower St, Los Angeles, CA 90015-2139.
- What is Alexander Ruggieri's phone number?
- The practice phone number listed in the NPPES registry for Alexander Ruggieri is (805) 433-4336.
- Is Alexander Ruggieri's NPI active?
- Yes — Alexander Ruggieri's NPI (1780028209) is active in the NPPES registry as of the last update on 2013-04-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.