Gregory Warner, OT
Occupational Therapist · Laguna Niguel, CA
Gregory Warner, OT is an occupational therapist with a practice address in Laguna Niguel, California, and NPI 1437715497, issued on May 15, 2019. Check the license (California 24602, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Gregory Warner
- Credential
- OT
- Primary taxonomy
- Occupational Therapist 225X00000X
- License number
- 24602 CA
Self-reported in NPPES; status is on the state search - Practice location
- 32170 Niguel RD, Laguna Niguel, CA 92677
- Phone
- (949) 669-2129
- Enumerated
- May 15, 2019
- Record last updated
- Mar 8, 2023
- Medicare enrollment
- Enrolled (PECOS I20230314002578); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest occupational therapist records → All 9,244 in California → Look up another NPI →
Also registered at 32170 Niguel RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Nancy Cipollini, M.A., CCC-SLPSpeech-Language Pathologist1104569334
- Julianne Murphy, BSPhysical Therapist1619410156
- Maria Del Carmen Traylor, D.P.TPhysical Therapist1750725891
Verify Gregory Warner in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 24602Check 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
- Hands ON Hands Rehabilitation Center, IncCosta Mesa, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Gregory Warner among 9,244 occupational therapist records in California
Gregory Warner, OT is one of 9,244 occupational therapist records with a practice address in California. 9% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 53% of them.
- NPI issued2019 · 53% of these records are older, 41% newer
- In a Medicare fileYes · 9% of these records are
- In the CMS Doctors and Clinicians fileYes · 10% of these records are
- Graduated2022 · median 2018 among the 910 with a school on file
- Record last updated2023 · 56% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 225X00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
12 occupational therapist records list a practice address in Laguna Niguel
They are 12 of the 885 NPPES records with a practice address in Laguna Niguel, and 9,244 occupational therapist records in California.
All 9,244 in California → Every provider in Laguna Niguel → Occupational Therapist nationwide →
The 8 occupational therapist records with the nearest ZIP codes
- Brooke Barnard, OTD, OTR/LLaguna Niguel, CA 926771861344913
- Abigail Carrasco, OTR/LLaguna Niguel, CA 926771124795919
- Michelle Chamberlain, OTRLaguna Niguel, CA 926771962736512
- Abigail Declines, OTR/LLaguna Niguel, CA 926771063215135
- Lynn Lam-Salvaggio, OTRLaguna Niguel, CA 926771760670640
- Cecilia Lentz, OTR/LLaguna Niguel, CA 926771558920942
- Barbara McCrory, OTR/LLaguna Niguel, CA 926771548498033
- Eldon RoscoeLaguna Niguel, CA 926771821307505
Common questions
What is Gregory Warner, OT's NPI number?
Gregory Warner, OT's National Provider Identifier (NPI) is 1437715497, issued on May 15, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Gregory Warner, OT located?
The NPPES record lists a practice address at 32170 Niguel RD, Laguna Niguel, CA, 92677. Phone: (949) 669-2129. Providers update this record themselves, so call before visiting.
How can I verify Gregory Warner, OT's license?
NPPES lists California license number 24602, 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.