NPPES file of Aug 9, 2026

Siyi Cao, NP

Family Nurse Practitioner · Everett, WA

Siyi Cao, NP is a family nurse practitioner with a practice address in Everett, Washington, and NPI 1003539347, issued on Sep 21, 2022. Check the license (Washington AP61356920, as entered in NPPES) with the Washington 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
1003539347
Name
Siyi Cao
Credential
NP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License numbers
AP61356920 WA
RN60716639 WA
Self-reported in NPPES; status is on the state search
Practice location
3901 Hoyt Ave, Everett, WA 98201
Phone
(425) 259-0966
Enumerated
Sep 21, 2022
Record last updated
Oct 20, 2022
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3901 Hoyt Ave

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

  1. Akshita Agarwal, MDInternal Medicine Physician1487031209
  2. Sujata Agnani, M.D.Cardiovascular Disease Physician1841305323
  3. Kinza Ahmad, M.D.Retina Specialist (Ophthalmology) Physician1174056246
  4. Rachel Allen, D.O.Neurology Physician1982866158
  5. Ahmed AlshabanHematology & Oncology Physician1720442650
  6. Samuel Armstrong, MDInternal Medicine Physician1548325988

Verify Siyi Cao in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Washington board licenses this profession
    Search for license AP61356920
    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 Washington 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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94% fewer Medicare Part D claims than the average family nurse practitioner in 2024

82 Medicare Part D claims for 36 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Siyi Cao82
  2. Specialty average1,305

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.

Industry payments in 2024: $192.49

3 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Siyi Cao$192.49
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Siyi Cao among 3,781 family nurse practitioner records in Washington

Siyi Cao, NP is one of 3,781 family nurse practitioner records with a practice address in Washington. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 78% of them.

  • NPI issued2022 · 78% of these records are older, 17% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileNo · 56% of these records are
  • Record last updated2022 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

104 family nurse practitioner records list a practice address in Everett

They are 104 of the 7,246 NPPES records with a practice address in Everett, and 3,781 family nurse practitioner records in Washington.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Alan Abrams, ARNPEverett, WA 982011639347438
  2. Imelda Cheng, NPEverett, WA 982011174702526
  3. Melinda Church, ARNPEverett, WA 982011538187901
  4. Teresa Erskine, ARNPEverett, WA 982011437121761
  5. Sheila Ferrell, ARNPEverett, WA 982011942397633
  6. Deborah Friend, ARNPEverett, WA 982011891868675
  7. Susan Jones, ARNPEverett, WA 982011548457039
  8. Woo Kim, ARNP, DCEverett, WA 982011962695528

Common questions

What is Siyi Cao, NP's NPI number?

Siyi Cao, NP's National Provider Identifier (NPI) is 1003539347, issued on Sep 21, 2022. An NPI identifies a provider in billing; it is not a license.

Where is Siyi Cao, NP located?

The NPPES record lists a practice address at 3901 Hoyt Ave, Everett, WA, 98201. Phone: (425) 259-0966. Providers update this record themselves, so call before visiting.

How can I verify Siyi Cao, NP's license?

NPPES lists Washington license number AP61356920, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Siyi Cao, NP prescribe under Medicare Part D?

In 2024, Siyi Cao, NP had 82 Medicare Part D claims for 36 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.