Stanley J Alexander MD Inc
NPI 1689760597 · Rheumatology Physician · Arcadia, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Stanley J Alexander MD Inc is a Rheumatology Physician organization in Arcadia, CA (NPI 1689760597).
Provider details
- NPI number
- 1689760597
- Entity type
- Organization
- Primary specialty
- Rheumatology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Stanley Alexander, Owner(626) 446-0194
- License
- A19343 (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
- 2006-10-05
- Last updated
- 2008-04-16
Frequently asked questions
- What is Stanley J Alexander MD Inc's NPI number?
- Stanley J Alexander MD Inc's National Provider Identifier (NPI) is 1689760597, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Stanley J Alexander MD Inc?
- Stanley J Alexander MD Inc is classified in the NPPES registry as Rheumatology Physician (Allopathic & Osteopathic Physicians).
- Where is Stanley J Alexander MD Inc located?
- Stanley J Alexander MD Inc's practice location on file with NPPES is 1505 S Baldwin Ave, Arcadia, CA 91007-7925.
- What is Stanley J Alexander MD Inc's phone number?
- The practice phone number listed in the NPPES registry for Stanley J Alexander MD Inc is (626) 446-1972.
- Does Stanley J Alexander MD Inc accept Medicare?
- Stanley J Alexander MD Inc is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Stanley J Alexander MD Inc?
- The authorized official listed on Stanley J Alexander MD Inc's NPPES record is Stanley Alexander, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Stanley J Alexander MD Inc's NPI active?
- Yes — Stanley J Alexander MD Inc's NPI (1689760597) is active in the NPPES registry as of the last update on 2008-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.