Hyperbaric Oxygen Institute
NPI 1164945515 · Undersea and Hyperbaric Medicine (Preventive Medicine) Physician · Mission Viejo, CA
Hyperbaric Oxygen Institute is a Undersea and Hyperbaric Medicine (Preventive Medicine) Physician organization in Mission Viejo, CA (NPI 1164945515).
Provider details
- NPI number
- 1164945515
- Entity type
- Organization
- Primary specialty
- Undersea and Hyperbaric Medicine (Preventive Medicine) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Cheryl Oneil, Director(949) 412-5129
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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
- 2017-07-18
- Last updated
- 2017-07-18
Frequently asked questions
- What is Hyperbaric Oxygen Institute's NPI number?
- Hyperbaric Oxygen Institute's National Provider Identifier (NPI) is 1164945515, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Hyperbaric Oxygen Institute?
- Hyperbaric Oxygen Institute is classified in the NPPES registry as Undersea and Hyperbaric Medicine (Preventive Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Hyperbaric Oxygen Institute located?
- Hyperbaric Oxygen Institute's practice location on file with NPPES is 26691 Plaza Ste 170, Mission Viejo, CA 92691-6396.
- What is Hyperbaric Oxygen Institute's phone number?
- The practice phone number listed in the NPPES registry for Hyperbaric Oxygen Institute is (949) 412-5129.
- Who is the authorized official for Hyperbaric Oxygen Institute?
- The authorized official listed on Hyperbaric Oxygen Institute's NPPES record is Cheryl Oneil, Director. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Hyperbaric Oxygen Institute's NPI active?
- Yes — Hyperbaric Oxygen Institute's NPI (1164945515) is active in the NPPES registry as of the last update on 2017-07-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.