Siena Elisa Nadal Ona, M.D.
Physical Medicine And Rehabilitation (CMS) · Long Beach, CA
At a glance
2801 Atlantic Ave, Long Beach, CA 90806-1701
NPPES record updated May 21, 2026. Public records can lag behind changes at a practice.
Before you call: a quick checklist
- Are you accepting new patients?
- Do you accept my specific insurance plan?
- Do you provide the service I need at this address?
- Do I need a referral, and what is the earliest appointment?
Insurance participation and appointment availability are not established by these public records.
Medicare & insurance
Insurance participation is not established by these public records. Ask the practice and your insurer about your specific plan and this location.
How to check your coverage
Use your plan’s provider directory or the member-services number on your insurance card. Confirm the clinician, practice address, service, and whether a referral is required. A missing opt-out record does not establish Medicare acceptance.
Check the official Medicare directory ↗Practice location
2801 Atlantic AveLong Beach, CA 90806-1701
Additional reported practice locations
408 Lincoln DrHerrin, IL 62948
Phone: 6183514980 2100 Stantonsburg Rd
Greenville, NC 278342818
Phone: 2528477907
Fax: 2528470840 1250 E. Marshall Street
Po Box 98677
Richmond, VA 232980677
Phone: 8048288693
Fax: 8048280951
Education & affiliations
- Medical / professional school
- Not reported in this file
- Graduation year
- 2010
- CMS specialties
- Physical Medicine And Rehabilitation
Practice groups
Reported hospital affiliations
- Memorialcare Long Beach Medical Center Long Beach, CA
Graduation year does not establish years in practice. A reported affiliation does not establish employment, current admitting privileges, or insurance participation.
Source: CMS National Downloadable File · Published Oct 15, 2026.
Source: CMS Facility Affiliation Data · Published Oct 15, 2026.
Procedures in the public data
Reported activity can help you ask more informed questions about a practice’s services.
No displayed procedure-category record in this release. This does not mean the clinician performs no procedures.
CMS uses a one-year claims window with a reporting lag. Counts cover the Medicare activity included by CMS, not all patients. “1–10” is a published range. Volume is not a quality or outcomes score. Coverage and methodology
Source: CMS Utilization Data · Published Oct 15, 2026.
Find providers with a similar service mix
Compare 2024 published Medicare activity in the same reported specialty, here or in another city.
Industry-reported general payments
Includes reported transfers of value, such as meals, travel, or consulting. Payments do not establish improper conduct or quality of care. Research funding and ownership values are excluded from this total.
See payment purposes and reporting companies
Reported purposes
| Purpose | Amount |
|---|---|
| Food and beverage | $390.85 |
Reporting companies
| Company | Amount |
|---|---|
| BAYER HEALTHCARE PHARMACEUTICALS INC. | $261.68 |
| ACTELION PHARMACEUTICALS US, INC. | $129.17 |
Source: CMS 2025 payments grouped by covered recipient and nature of payments · Published Jun 30, 2026.
Professional details: NPI, taxonomy & registry record
Registry details
- Primary taxonomy
- Physical Medicine And Rehabilitation (CMS)
- Taxonomy code
- 2081P0004X
- Enumeration date
- Jul 1, 2013
- Record updated
- May 21, 2026
More registry details
- Provider type
- Individual · Type 1
- Reported credentials
- M.D.
Reported taxonomies and licenses
2081P0004X · Primary
License reported: A172213 CA
390200000X
208100000X
License reported: 036-145373 IL
License numbers and credentials are reported to NPPES; HCPList does not independently verify them.
Practice location
2801 Atlantic AveLong Beach, CA 90806-1701
- Phone
- (562) 933-2000
Mailing address
7131 YORKTOWN AVE # 1016HUNTINGTON BEACH, CA 926482464
Information may be outdated or incomplete. Confirm details directly with the practice. HCPList is an independent directory and is not affiliated with CMS.
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