NPPES file of Aug 9, 2026

Shannon Michelle Gillespie, P.A-C

Physician Assistant · Modesto, CA

Shannon Michelle Gillespie, P.A-C is a physician assistant with a practice address in Modesto, California, and NPI 1063459683, issued on Jun 1, 2006. Check the license (California PA17889, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1063459683
Name
Shannon Michelle Gillespie
Credential
P.A-C
Primary taxonomy
Physician Assistant 363A00000X
License number
PA17889 CA
Self-reported in NPPES; status is on the state search
Practice location
1441 Florida Avenue, Modesto, CA 95350
Phone
(209) 576-3609
Enumerated
Jun 1, 2006
Record last updated
Nov 27, 2007 (not updated in 19 years: call before relying on the address or phone)
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 1441 Florida Avenue

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

  1. Kellie Amador, M.S.NNurse Practitioner1164477683
  2. Robert Barandica, M.D.Emergency Medicine Physician1346295888
  3. Robert Donovan, M.DEmergency Medicine Physician1790730869
  4. Nancy Howard, P.A-CPhysician Assistant1649225871
  5. Douglas Joe, M.DEmergency Medicine Physician1205873429
  6. Hwan Kim, MDAnesthesiology Physician1245256775

Verify Shannon Michelle Gillespie 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 PA17889
    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

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86% fewer Medicare Part D claims than the average physician assistant in 2024

117 Medicare Part D claims for 75 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 20 claims were for opioids.

  1. Shannon Gillespie117
  2. Specialty average830

Most prescribed

  1. Cephalexin14 claims
  2. Hydrocodone-Acetaminophen12 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.

The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 of 100

The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.7
  2. Costout of 100 · 30%97.1
  3. Promoting interoperabilitynot scored (reweighted)
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

122 physician assistant records list a practice address in Modesto

They are 122 of the 9,262 NPPES records with a practice address in Modesto, and 14,451 physician assistant records in California.

Other physician assistant records in California

  1. Marcia -Galbraith, PAStockton, CA1407143274
  2. Danny Abad, PAOrange, CA1477158673
  3. Lea Dominique Abadies, PATustin, CA1124754254
  4. Rea Elizabeth Abaniel, P.A.-CSeal Beach, CA1396173621
  5. Ramina Abbasi, PA-CSignal Hill, CA1093448300
  6. Ariel Abbott, PA-CStockton, CA1780334342
  7. Barrie Abbott, PA-CAnza, CA1861602575
  8. Elizabeth Abbott, PA-CSan Diego, CA1437540762
  9. Terri Abbott, P.A.La Jolla, CA1811165566
  10. Angela Abboud, MMS, PA-CSanta Rosa, CA1114399334

Common questions

What is Shannon Michelle Gillespie, P.A-C's NPI number?

Shannon Michelle Gillespie, P.A-C's National Provider Identifier (NPI) is 1063459683, issued on Jun 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Michelle Gillespie, P.A-C located?

The NPPES record lists a practice address at 1441 Florida Avenue, Modesto, CA, 95350. Phone: (209) 576-3609. Providers update this record themselves, so call before visiting.

How can I verify Shannon Michelle Gillespie, P.A-C's license?

NPPES lists California license number PA17889, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Shannon Michelle Gillespie, P.A-C prescribe under Medicare Part D?

In 2024, Shannon Michelle Gillespie, P.A-C had 117 Medicare Part D claims for 75 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Shannon Michelle Gillespie, P.A-C's MIPS final score?

The 2023 MIPS final score is 94.6 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.

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.