Alexa Semonche, MD
NPI 1699399733 · Student in an Organized Health Care Education/Training Program · San Francisco, CA
Enrolled with Medicare as Order and Referring Only - Neurosurgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexa Semonche, MD is a Student in an Organized Health Care Education/Training Program provider in San Francisco, CA (NPI 1699399733).
Provider details
- NPI number
- 1699399733
- Entity type
- Individual
- Primary specialty
- Student in an Organized Health Care Education/Training ProgramStudent, Health Care
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
Specialties & taxonomies
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
6 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.
$2,042 across 16 records (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
- 2020-06-04
- Last updated
- 2020-06-04
- Certified
- 2020-06-04
Frequently asked questions
- What is Alexa Semonche's NPI number?
- Alexa Semonche's National Provider Identifier (NPI) is 1699399733, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexa Semonche's specialty?
- Alexa Semonche is listed in the NPPES registry with a primary specialty of Student in an Organized Health Care Education/Training Program (Student, Health Care).
- Where is Alexa Semonche located?
- Alexa Semonche's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Alexa Semonche's phone number?
- The practice phone number listed in the NPPES registry for Alexa Semonche is (415) 476-1000.
- Does Alexa Semonche accept Medicare?
- Alexa Semonche is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexa Semonche's NPI active?
- Yes — Alexa Semonche's NPI (1699399733) is active in the NPPES registry as of the last update on 2020-06-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.