Alyssa Rivera, CAA
NPI 1972291805 · Anesthesiologist Assistant · Saint Louis, MO
Enrolled with Medicare as Practitioner - Anesthesiology Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alyssa Rivera, CAA is a Anesthesiologist Assistant provider in Saint Louis, MO (NPI 1972291805).
Provider details
- NPI number
- 1972291805
- Entity type
- Individual
- Primary specialty
- Anesthesiologist AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- CAA
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
3 yrs in NPPES registry
- Profile completeness33% of score
83% 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.
$18 across 1 record (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
- 2023-04-27
- Last updated
- 2023-04-28
- Certified
- 2023-04-28
Frequently asked questions
- What is Alyssa Rivera's NPI number?
- Alyssa Rivera's National Provider Identifier (NPI) is 1972291805, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alyssa Rivera's specialty?
- Alyssa Rivera is listed in the NPPES registry with a primary specialty of Anesthesiologist Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alyssa Rivera located?
- Alyssa Rivera's practice location on file with NPPES is 1465 S Grand Blvd, Saint Louis, MO 63104-1003.
- What is Alyssa Rivera's phone number?
- The practice phone number listed in the NPPES registry for Alyssa Rivera is (314) 577-5600.
- Does Alyssa Rivera accept Medicare?
- Alyssa Rivera is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alyssa Rivera's NPI active?
- Yes — Alyssa Rivera's NPI (1972291805) is active in the NPPES registry as of the last update on 2023-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.