Dr. Armando F. Siqueiros, M.D., Inc.
NPI 1861180945 · Internal Medicine Physician · San Luis Obispo, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Dr. Armando F. Siqueiros, M.D., Inc. is a Internal Medicine Physician organization in San Luis Obispo, CA (NPI 1861180945).
Provider details
- NPI number
- 1861180945
- Entity type
- Organization
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Armando Siqueiros, Physician/Owner(805) 549-5277
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
3 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
- 2023-04-27
- Last updated
- 2023-04-27
- Certified
- 2023-04-27
Frequently asked questions
- What is Dr. Armando F. Siqueiros, M.D., Inc.'s NPI number?
- Dr. Armando F. Siqueiros, M.D., Inc.'s National Provider Identifier (NPI) is 1861180945, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Dr. Armando F. Siqueiros, M.D., Inc.?
- Dr. Armando F. Siqueiros, M.D., Inc. is classified in the NPPES registry as Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Dr. Armando F. Siqueiros, M.D., Inc. located?
- Dr. Armando F. Siqueiros, M.D., Inc.'s practice location on file with NPPES is 842 California Blvd, San Luis Obispo, CA 93401-2902.
- What is Dr. Armando F. Siqueiros, M.D., Inc.'s phone number?
- The practice phone number listed in the NPPES registry for Dr. Armando F. Siqueiros, M.D., Inc. is (805) 549-5277.
- Does Dr. Armando F. Siqueiros, M.D., Inc. accept Medicare?
- Dr. Armando F. Siqueiros, M.D., 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 Dr. Armando F. Siqueiros, M.D., Inc.?
- The authorized official listed on Dr. Armando F. Siqueiros, M.D., Inc.'s NPPES record is Armando Siqueiros, Physician/Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Dr. Armando F. Siqueiros, M.D., Inc.'s NPI active?
- Yes — Dr. Armando F. Siqueiros, M.D., Inc.'s NPI (1861180945) is active in the NPPES registry as of the last update on 2023-04-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.