Maika Manalastas, DO
Neonatal-Perinatal Medicine Physician · Fairfield, CA
Maika Manalastas, DO is a neonatal-perinatal medicine physician with a practice address in Fairfield, California, and NPI 1144615881, issued on Mar 31, 2015. Check the license (California 20A23371, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Maika Manalastas
- Credential
- DO
- Primary taxonomy
- Neonatal-Perinatal Medicine Physician 2080N0001X
- License numbers
- 20A23371 CA
009051 AZ
036.145944 IL
125066375 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1860 Pennsylvania Ave Ste 145, Fairfield, CA 94533
- Phone
- (707) 646-4051
- Enumerated
- Mar 31, 2015
- Record last updated
- May 18, 2026
- Medicare enrollment
- Enrolled (PECOS I20250922002067); may accept Medicare assignment
- Medical or professional school
- Chicago College Of Osteopathy, 2015
- Entity
- Type 1 · individual
8 nearest neonatal-perinatal medicine physician records → All 871 in California → Look up another NPI →
Also registered at 1860 Pennsylvania Ave Ste 145
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Steven Gwiazdowski, MDNeonatal-Perinatal Medicine Physician1710037684
Verify Maika Manalastas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A23371Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $91.75
1 payment: education; the largest payer was Chiesi USA, Inc. The 875 providers of this specialty with any payment received $849.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Maika Manalastas among 871 neonatal-perinatal medicine physician records in California
Maika Manalastas, DO is one of 871 neonatal-perinatal medicine physician records with a practice address in California. 15% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 86% of them.
- NPI issued2015 · 86% of these records are older, 12% newer
- In a Medicare fileYes · 15% of these records are
- In the CMS Doctors and Clinicians fileYes · 7% of these records are
- Graduated2015 · median 2012 among the 61 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080N0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Neonatal-Perinatal Medicine Physician providers in California
There are 871 neonatal-perinatal medicine physician records in California.
All 871 in California → Every provider in Fairfield → Neonatal-Perinatal Medicine Physician nationwide →
The 8 neonatal-perinatal medicine physician records with the nearest ZIP codes
- Steven Gwiazdowski, MDFairfield, CA 945331710037684
- Brian Montenegro, MDFairfield, CA 945331194871376
- Stephen Golden, M.D.Travis Air Force Base, CA 945351649264136
- Maha Amr, M.DAntioch, CA 945091962514141
- Berenice Ku, M.D.San Leandro, CA 945771144392952
- Ashvin Sangoram, M.D. PHDSan Leandro, CA 945771952508376
- Cynthia Wikler, M.D.San Leandro, CA 945771215016365
- Richard Bell, MDVallejo, CA 945891922161298
Common questions
What is Maika Manalastas, DO's NPI number?
Maika Manalastas, DO's National Provider Identifier (NPI) is 1144615881, issued on Mar 31, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Maika Manalastas, DO located?
The NPPES record lists a practice address at 1860 Pennsylvania Ave Ste 145, Fairfield, CA, 94533. Phone: (707) 646-4051. Providers update this record themselves, so call before visiting.
How can I verify Maika Manalastas, DO's license?
NPPES lists California license number 20A23371, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.