Sydney Alyssa Cohen
Physician Assistant · Mission Viejo, CA
Sydney Alyssa Cohen is a physician assistant with a practice address in Mission Viejo, California, and NPI 1437986171, issued on Sep 17, 2024. Check the license with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sydney Alyssa Cohen
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 26401 Crown Valley Pkwy Ste 101, Mission Viejo, CA 92691
- Phone
- (949) 348-4000
- Enumerated
- Sep 17, 2024
- Record last updated
- Sep 4, 2025
- Medicare enrollment
- Enrolled (PECOS I20250916003658); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 14,451 in California → Look up another NPI →
Also registered at 26401 Crown Valley Pkwy Ste 101
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Chen, M.D.Adult Reconstructive Orthopaedic Surgery Physician1104210152
- Connor GalbraithPhysician Assistant1619783156
- Stephen Gardner, M.D.Orthopaedic Surgery Physician1871753392
- Evan Guerrero, M.D.Orthopaedic Hand Surgery Physician1346635125
- Tiva Hanjan, M.D.Physical Medicine & Rehabilitation Physician1689729253
- Omid Jalali, MDOrthopaedic Surgery of the Spine Physician1982227526
Verify Sydney Alyssa Cohen 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
- Community Orthopedic Medical GroupMission Viejo, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sydney Alyssa Cohen among 14,451 physician assistant records in California
Sydney Alyssa Cohen is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 87% of them.
- NPI issued2024 · 87% of these records are older, 7% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileYes · 50% of these records are
- Graduated2025 · median 2018 among the 7,214 with a school on file
- Record last updated2025 · 40% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
50 physician assistant records list a practice address in Mission Viejo
They are 50 of the 2,156 NPPES records with a practice address in Mission Viejo, and 14,451 physician assistant records in California.
All 14,451 in California → Every provider in Mission Viejo → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Kira Babb, PA-CMission Viejo, CA 926911730318767
- Stephanie Blodgett, PA-CMission Viejo, CA 926911720287170
- Tria Brummond, PA-CMission Viejo, CA 926911952461659
- Cassandra Karn, P.A.Mission Viejo, CA 926911245247774
- Linda Kiehlmeir, P.A-CMission Viejo, CA 926911902834575
- Lara Manchik, P.A.C.Mission Viejo, CA 926911639108327
- John Mellott, P.A.Mission Viejo, CA 926911023041902
- Lorelei Opene, PA-CMission Viejo, CA 926911659350445
Common questions
What is Sydney Alyssa Cohen's NPI number?
Sydney Alyssa Cohen's National Provider Identifier (NPI) is 1437986171, issued on Sep 17, 2024. An NPI identifies a provider in billing; it is not a license.
Where is Sydney Alyssa Cohen located?
The NPPES record lists a practice address at 26401 Crown Valley Pkwy Ste 101, Mission Viejo, CA, 92691. Phone: (949) 348-4000. Providers update this record themselves, so call before visiting.
How can I verify Sydney Alyssa Cohen'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.