NPPES file of Aug 9, 2026

Catherine Anne Delsecco, PA-C

Medical Physician Assistant · Mercer Island, WA

Catherine Anne Delsecco, PA-C is a medical physician assistant with a practice address in Mercer Island, Washington, and NPI 1720150105, issued on Nov 14, 2006. Check the license (Washington PA-10004561, 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
1720150105
Name
Catherine Anne Delsecco
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License numbers
PA-10004561 WA
PA10004561 WA
Self-reported in NPPES; status is on the state search
Practice location
8435 SE 68TH St, Mercer Island, WA 98040
Phone
(206) 232-7546
Enumerated
Nov 14, 2006
Record last updated
Feb 10, 2009 (not updated in 17 years: call before relying on the address or phone)
Fax
(206) 275-0805
Medicaid ID
8371676 WA
Medicare enrollment
Enrolled (PECOS I20040304000587); accepts Medicare assignment
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 8435 SE 68TH St

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

  1. Frank Baron, MDDermatology Physician1578512075
  2. Rutherford Hayes, MDInternal Medicine Physician1811072614
  3. Elizabeth Rigsbee, DPTPhysical Therapist1295994960

Verify Catherine Anne Delsecco 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 PA-10004561
    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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71% fewer Medicare Part D claims than the average medical physician assistant in 2024

337 Medicare Part D claims for 128 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Catherine Delsecco337
  2. Specialty average1,148

Most prescribed

  1. Betamethasone Diprop Augmented51 claims
  2. Doxycycline Hyclate37 claims
  3. Mupirocin29 claims
  4. Clobetasol Propionate23 claims
  5. Ketoconazole23 claims
  6. Minoxidil22 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.

Industry payments in 2024: $1,768.37

100 payments; by number, the most common kind was food and beverage; the largest payer was Novartis Pharmaceuticals Corporation. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Catherine Delsecco$1,768.37
  2. Specialty average$1,055.00

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

Bills Medicare through one group practice

  1. Sound Dermatology And Skin Surgery PLLCRedmond, WA

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

Catherine Anne Delsecco among 1,068 medical physician assistant records in Washington

Catherine Anne Delsecco, PA-C is one of 1,068 medical physician assistant records with a practice address in Washington. 66% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 68% newer
  • In a Medicare fileYes · 66% of these records are
  • In the CMS Doctors and Clinicians fileYes · 54% of these records are
  • Graduated2003 · median 2013 among the 581 with a school on file
  • Record last updated2009 · 61% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Washington practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Medical Physician Assistant providers in Washington

There are 1,068 medical physician assistant records in Washington.

The 8 medical physician assistant records with the nearest ZIP codes

  1. Jennifer Hall, PA-CMercer Island, WA 980401598753675
  2. Ganga Pingili, PAMercer Island, WA 980401235174855
  3. Negar Ayoubzadeh-Bartos, PA-CCovington, WA 980421346258936
  4. Kristen Drury, PA-CMaple Valley, WA 980381053560524
  5. Erin Marckel, PACCovington, WA 980421699781799
  6. Tatyana Storozhuk, PA-CCovington, WA 980421396980215
  7. Lauren Valentine, PA-SMaple Valley, WA 980381073329777
  8. Sarah ThiLynnwood, WA 980371386313484

Common questions

What is Catherine Anne Delsecco, PA-C's NPI number?

Catherine Anne Delsecco, PA-C's National Provider Identifier (NPI) is 1720150105, issued on Nov 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Catherine Anne Delsecco, PA-C located?

The NPPES record lists a practice address at 8435 SE 68TH St, Mercer Island, WA, 98040. Phone: (206) 232-7546. Providers update this record themselves, so call before visiting.

How can I verify Catherine Anne Delsecco, PA-C's license?

NPPES lists Washington license number PA-10004561, as entered by the provider. Search the Washington board that licenses this profession; the NPPES record confirms identity only.

How much does Catherine Anne Delsecco, PA-C prescribe under Medicare Part D?

In 2024, Catherine Anne Delsecco, PA-C had 337 Medicare Part D claims for 128 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.