Marline Derilus, COTA/L
Occupational Therapy Assistant · Monterey, CA
Marline Derilus, COTA/L is an occupational therapy assistant with a practice address in Monterey, California, and NPI 1023592433, issued on Sep 20, 2018. Check the license (California OTA3952, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Marline Derilus
- Credential
- COTA/L
- Primary taxonomy
- Occupational Therapy Assistant 224Z00000X
- License number
- OTA3952 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1972 Irving Ave Apt A, Monterey, CA 93940
- Phone
- (561) 254-1009
- Enumerated
- Sep 20, 2018
- Record last updated
- Sep 20, 2018 (not updated in 8 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20250624001308); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest occupational therapy assistant records → All 1,869 in California → Look up another NPI →
Verify Marline Derilus in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license OTA3952Check 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
- H2 Rehabilitation Services OF Waco LPGrand Prairie, TX
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marline Derilus among 1,869 occupational therapy assistant records in California
Marline Derilus, COTA/L is one of 1,869 occupational therapy assistant records with a practice address in California. under 1% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 38% of them.
- NPI issued2018 · 38% of these records are older, 56% newer
- In a Medicare fileYes · under 1% of these records are
- In the CMS Doctors and Clinicians fileYes · under 1% of these records are
- Record last updated2018 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 224Z00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Therapy Assistant providers in California
There are 1,869 occupational therapy assistant records in California.
All 1,869 in California → Every provider in Monterey → Occupational Therapy Assistant nationwide →
The 8 occupational therapy assistant records with the nearest ZIP codes
- Christina AkpanMonterey, CA 939401487214037
- Kellen Crooks-Simpkin, COTAMonterey, CA 939401720828700
- Judith DoreMonterey, CA 939401720275191
- Mena Garwood, COTAMonterey, CA 939401467047944
- Natalie Vaughn, COTA/LMonterey, CA 939401861327355
- Kelsey WongMonterey, CA 939401932911575
- Heather Penley, COTA/LMarina, CA 939331336836840
- Terese SpeltzMarina, CA 939331659250371
Common questions
What is Marline Derilus, COTA/L's NPI number?
Marline Derilus, COTA/L's National Provider Identifier (NPI) is 1023592433, issued on Sep 20, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Marline Derilus, COTA/L located?
The NPPES record lists a practice address at 1972 Irving Ave Apt A, Monterey, CA, 93940. Phone: (561) 254-1009. Providers update this record themselves, so call before visiting.
How can I verify Marline Derilus, COTA/L's license?
NPPES lists California license number OTA3952, as entered by the provider. 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.