Maika Manalastas, DO
NPI 1144615881 · Neonatal-Perinatal Medicine Physician · Fairfield, CA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Maika Manalastas, DO is a Neonatal-Perinatal Medicine Physician provider in Fairfield, CA (NPI 1144615881).
Provider details
- NPI number
- 1144615881
- Entity type
- Individual
- Primary specialty
- Neonatal-Perinatal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Female
- Sole proprietor
- No
- License
- 20A23371 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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 tenure33% of score
11 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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.
$92 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
Additional practice locations (1)
- 350 Rhode Island St Ste 200San Francisco, CA 94103-5188Phone: (415) 366-6240
Registry dates
- Enumerated
- 2015-03-31
- Last updated
- 2026-05-18
- Certified
- 2026-05-18
Frequently asked questions
- What is Maika Manalastas's NPI number?
- Maika Manalastas's National Provider Identifier (NPI) is 1144615881, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maika Manalastas's specialty?
- Maika Manalastas is listed in the NPPES registry with a primary specialty of Neonatal-Perinatal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Maika Manalastas located?
- Maika Manalastas's practice location on file with NPPES is 1860 Pennsylvania Ave Ste 145, Fairfield, CA 94533-3547.
- What is Maika Manalastas's phone number?
- The practice phone number listed in the NPPES registry for Maika Manalastas is (707) 646-4051.
- Does Maika Manalastas accept Medicare?
- Maika Manalastas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Maika Manalastas's NPI active?
- Yes — Maika Manalastas's NPI (1144615881) is active in the NPPES registry as of the last update on 2026-05-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.