Marc Gianzero MD Professional Corporation
NPI 1588832679 · Anesthesiology Physician · Costa Mesa, CA
Marc Gianzero MD Professional Corporation is a Anesthesiology Physician organization in Costa Mesa, CA (NPI 1588832679).
Provider details
- NPI number
- 1588832679
- Entity type
- Organization
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Marc Gianzero, President(714) 347-1000
- License
- A54882 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
18 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
- 2008-02-12
- Last updated
- 2019-06-17
Frequently asked questions
- What is Marc Gianzero MD Professional Corporation's NPI number?
- Marc Gianzero MD Professional Corporation's National Provider Identifier (NPI) is 1588832679, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Marc Gianzero MD Professional Corporation?
- Marc Gianzero MD Professional Corporation is classified in the NPPES registry as Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Marc Gianzero MD Professional Corporation located?
- Marc Gianzero MD Professional Corporation's practice location on file with NPPES is 1640 Newport Blvd Ste 100, Costa Mesa, CA 92627-3786.
- What is Marc Gianzero MD Professional Corporation's phone number?
- The practice phone number listed in the NPPES registry for Marc Gianzero MD Professional Corporation is (949) 478-8000.
- Who is the authorized official for Marc Gianzero MD Professional Corporation?
- The authorized official listed on Marc Gianzero MD Professional Corporation's NPPES record is Marc Gianzero, President. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Marc Gianzero MD Professional Corporation's NPI active?
- Yes — Marc Gianzero MD Professional Corporation's NPI (1588832679) is active in the NPPES registry as of the last update on 2019-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.