Maryann Siu Ornelas, NP
NPI 1205495033 · Primary Care Nurse Practitioner · Long Beach, CA
Maryann Siu Ornelas, NP is a Primary Care Nurse Practitioner provider in Long Beach, CA (NPI 1205495033).
Provider details
- NPI number
- 1205495033
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 820884 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
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
7 yrs in NPPES registry
- Profile completeness33% of score
100% 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.
$111 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
- 2019-06-05
- Last updated
- 2024-10-11
- Certified
- 2024-10-11
Frequently asked questions
- What is Maryann Siu Ornelas's NPI number?
- Maryann Siu Ornelas's National Provider Identifier (NPI) is 1205495033, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maryann Siu Ornelas's specialty?
- Maryann Siu Ornelas is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maryann Siu Ornelas located?
- Maryann Siu Ornelas's practice location on file with NPPES is 5901 E 7th St, Long Beach, CA 90822-5201.
- What is Maryann Siu Ornelas's phone number?
- The practice phone number listed in the NPPES registry for Maryann Siu Ornelas is (562) 826-8000.
- Is Maryann Siu Ornelas's NPI active?
- Yes — Maryann Siu Ornelas's NPI (1205495033) is active in the NPPES registry as of the last update on 2024-10-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.