NPPES file of Aug 9, 2026

Ellin Li, PA-C

Physician Assistant · Redwood City, CA

Ellin Li, PA-C is a physician assistant with a practice address in Redwood City, California, and NPI 1861050692, issued on Jun 5, 2019. Check the license (California PA57679, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1861050692
Name
Ellin Li
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA57679 CA
Self-reported in NPPES; status is on the state search
Practice location
2900 Whipple Ave Ste 210, Redwood City, CA 94062
Phone
(650) 364-3488
Enumerated
Jun 5, 2019
Record last updated
Nov 25, 2024
Medicare enrollment
Enrolled (PECOS I20200304001206); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2900 Whipple Ave Ste 210

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Neal Berger, M.D.Orthopaedic Surgery Physician1295071876
  2. Jane Sallen, PA-CPhysician Assistant1720785165

Verify Ellin Li in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license PA57679
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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93% fewer Medicare Part D claims than the average physician assistant in 2024

61 Medicare Part D claims for 34 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 36 claims were for opioids.

  1. Ellin Li61
  2. Specialty average830

Most prescribed

  1. Oxycodone-Acetaminophen22 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Bills Medicare through one group practice

  1. Dignity Health Medical FoundationBelmont, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ellin Li among 14,451 physician assistant records in California

Ellin Li, PA-C 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 2019, is newer than 56% of them.

  • NPI issued2019 · 56% of these records are older, 38% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2019 · median 2018 among the 7,214 with a school on file
  • Record last updated2024 · 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).

38 physician assistant records list a practice address in Redwood City

They are 38 of the 2,795 NPPES records with a practice address in Redwood City, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Jose Aguilar Nieto, PA-CRedwood City, CA 940621043748288
  2. Katherine ChinnRedwood City, CA 940621144965567
  3. Matthew Dillon, P.A.Redwood City, CA 940621952349284
  4. Marie GoldbergRedwood City, CA 940621164966842
  5. Andres Hernandez, PA-CRedwood City, CA 940621609588847
  6. Jessica Ho, PA-CRedwood City, CA 940621538730429
  7. Jacqueline HunterRedwood City, CA 940621538629712
  8. Donald Kemp, PA-CRedwood City, CA 940621861676777

Common questions

What is Ellin Li, PA-C's NPI number?

Ellin Li, PA-C's National Provider Identifier (NPI) is 1861050692, issued on Jun 5, 2019. An NPI identifies a provider in billing; it is not a license.

Where is Ellin Li, PA-C located?

The NPPES record lists a practice address at 2900 Whipple Ave Ste 210, Redwood City, CA, 94062. Phone: (650) 364-3488. Providers update this record themselves, so call before visiting.

How can I verify Ellin Li, PA-C's license?

NPPES lists California license number PA57679, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Ellin Li, PA-C prescribe under Medicare Part D?

In 2024, Ellin Li, PA-C had 61 Medicare Part D claims for 34 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions 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.