Paul Maistros, M.d.,inc.
NPI 1932382553 · Sleep Medicine (Psychiatry & Neurology) Physician · Fountain Valley, CA
Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Paul Maistros, M.d.,inc. is a Sleep Medicine (Psychiatry & Neurology) Physician organization in Fountain Valley, CA (NPI 1932382553).
Provider details
- NPI number
- 1932382553
- Entity type
- Organization
- Primary specialty
- Sleep Medicine (Psychiatry & Neurology) PhysicianAllopathic & Osteopathic Physicians
- Organization subpart
- No
- Authorized official
- Susan Ortiz, Office Manager(714) 437-1246
- License
- A44496 (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
- 2007-12-06
- Last updated
- 2007-12-06
Frequently asked questions
- What is Paul Maistros, M.d.,inc.'s NPI number?
- Paul Maistros, M.d.,inc.'s National Provider Identifier (NPI) is 1932382553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Paul Maistros, M.d.,inc.?
- Paul Maistros, M.d.,inc. is classified in the NPPES registry as Sleep Medicine (Psychiatry & Neurology) Physician (Allopathic & Osteopathic Physicians).
- Where is Paul Maistros, M.d.,inc. located?
- Paul Maistros, M.d.,inc.'s practice location on file with NPPES is 11160 Warner Avenue, Fountain Valley, CA 92708.
- What is Paul Maistros, M.d.,inc.'s phone number?
- The practice phone number listed in the NPPES registry for Paul Maistros, M.d.,inc. is (714) 437-1246.
- Does Paul Maistros, M.d.,inc. accept Medicare?
- Paul Maistros, M.d.,inc. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Who is the authorized official for Paul Maistros, M.d.,inc.?
- The authorized official listed on Paul Maistros, M.d.,inc.'s NPPES record is Susan Ortiz, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Paul Maistros, M.d.,inc.'s NPI active?
- Yes — Paul Maistros, M.d.,inc.'s NPI (1932382553) is active in the NPPES registry as of the last update on 2007-12-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.