Carol S. Marasigan
Social Worker · Fremont, CA
Carol S. Marasigan is a social worker with a practice address in Fremont, California, and NPI 1649459819, issued on Oct 24, 2007. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Carol S. Marasigan
- Primary taxonomy
- Social Worker 104100000X
- Practice location
- 2296 Country Dr, Fremont, CA 94536
- Phone
- (510) 797-9299
- Enumerated
- Oct 24, 2007
- Record last updated
- Oct 24, 2007 (not updated in 19 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20210106000766); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest social worker records → All 10,332 in California → Look up another NPI →
Also registered at 2296 Country Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Paulita Abellon, R.N.Registered Nurse1700950292
- Mary AhmadiLicensed Vocational Nurse1003083452
- Laureto Aseo, P.T.Physical Therapist1235200403
- Lily Aseo, LVNLicensed Vocational Nurse1780976910
- Marion Bade, PTPhysical Therapist1265629174
- Anna Mae BambaoRegistered Nurse1417198086
Verify Carol S. Marasigan in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Bills Medicare through one group practice
- Sutter Bay Medical FoundationPalo Alto, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carol S. Marasigan among 10,332 social worker records in California
Carol S. Marasigan is one of 10,332 social worker records with a practice address in California. 2% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 3% of them.
- NPI issued2007 · 3% of these records are older, 87% newer
- In a Medicare fileYes · 2% of these records are
- In the CMS Doctors and Clinicians fileYes · 3% of these records are
- Graduated2004 · median 2015 among the 299 with a school on file
- Record last updated2007 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 104100000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Social Worker providers in California
There are 10,332 social worker records in California.
All 10,332 in California → Every provider in Fremont → Social Worker nationwide →
The 8 social worker records with the nearest ZIP codes
- Gloria Boehm-YuFremont, CA 945361295053221
- Ronald DimicheleFremont, CA 945361548456320
- Yolanda EsparzaFremont, CA 945361588982516
- Heather HenryFremont, CA 945361255224622
- Angela Aguayo, MSWFairfield, CA 945351225504897
- Shannon Brown, LMSWTravis Afb, CA 945351548156961
- Marisha Engineer, MSWFremont, CA 945371144414236
- Allison EvansTravis Afb, CA 945351629776141
Common questions
What is Carol S. Marasigan's NPI number?
Carol S. Marasigan's National Provider Identifier (NPI) is 1649459819, issued on Oct 24, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Carol S. Marasigan located?
The NPPES record lists a practice address at 2296 Country Dr, Fremont, CA, 94536. Phone: (510) 797-9299. Providers update this record themselves, so call before visiting.
How can I verify Carol S. Marasigan's license?
Search the California board that licenses this profession; the NPPES record confirms identity only.
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.