NPPES file of Aug 9, 2026

Shannon Kathleen O'Keefe, PA

Physician Assistant · Greenville, MI

Shannon Kathleen O'Keefe, PA is a physician assistant with a practice address in Greenville, Michigan, and NPI 1467499624, issued on May 31, 2006. Check the license (Michigan 5601004494, as entered in NPPES) with the Michigan 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
1467499624
Name
Shannon Kathleen O'Keefe
Credential
PA
Primary taxonomy
Physician Assistant 363A00000X
License number
5601004494 MI
Self-reported in NPPES; status is on the state search
Practice location
707 S Greenville West Dr, Greenville, MI 48838
Phone
(616) 754-3001
Enumerated
May 31, 2006
Record last updated
Feb 24, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20060412000513); 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 707 S Greenville West Dr

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

  1. Jusith Amparo, DOSurgery Physician1790869329
  2. Jon Curry, M.D.Urology Physician1982702270
  3. Alyssa Fedorko, MD/PHDPhysical Medicine & Rehabilitation Physician1811516511
  4. Maurice Fongers, PA-CPhysician Assistant1790893014
  5. Hayley Gabriel, PA-CPhysician Assistant1669257291
  6. Steven Gillis, PAPhysician Assistant1023127685

Verify Shannon Kathleen O'Keefe in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Michigan board licenses this profession
    Search for license 5601004494
    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 Michigan 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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4.6 times the Medicare Part D claims of the average physician assistant in 2024

3,821 Medicare Part D claims for 881 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims. 274 claims were for opioids.

  1. Shannon O'Keefe3,821
  2. Specialty average830

Most prescribed

  1. Hydrocodone-Acetaminophen194 claims
  2. Atorvastatin Calcium129 claims
  3. Levothyroxine Sodium119 claims
  4. Omeprazole117 claims
  5. Amlodipine Besylate103 claims
  6. Metoprolol Succinate96 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: $56.44

3 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Shannon O'Keefe$56.44
  2. Specialty average$841.65

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. Spectrum Health UnitedGreenville, MI

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

Shannon Kathleen O'Keefe among 6,989 physician assistant records in Michigan

Shannon Kathleen O'Keefe, PA is one of 6,989 physician assistant records with a practice address in Michigan. 82% 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 2% of them.

  • NPI issued2006 · 2% of these records are older, 83% newer
  • In a Medicare fileYes · 82% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2005 · median 2017 among the 4,739 with a school on file
  • Record last updated2021 · 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 Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

23 physician assistant records list a practice address in Greenville

They are 23 of the 363 NPPES records with a practice address in Greenville, and 6,989 physician assistant records in Michigan.

The 8 physician assistant records with the nearest ZIP codes

  1. Katherine Behrenwald, PA-CGreenville, MI 488381942698576
  2. David Cutter, PA-CGreenville, MI 488381558776633
  3. Amanda Felber, PA-CGreenville, MI 488381043593767
  4. Maurice Fongers, PA-CGreenville, MI 488381790893014
  5. Mandy German, P.A.CGreenville, MI 488381023014982
  6. Steven Gillis, PAGreenville, MI 488381023127685
  7. Steven Greenway, PA-CGreenville, MI 488381770796088
  8. Lisa Holt, PA-CGreenville, MI 488381831405281

Common questions

What is Shannon Kathleen O'Keefe, PA's NPI number?

Shannon Kathleen O'Keefe, PA's National Provider Identifier (NPI) is 1467499624, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Shannon Kathleen O'Keefe, PA located?

The NPPES record lists a practice address at 707 S Greenville West Dr, Greenville, MI, 48838. Phone: (616) 754-3001. Providers update this record themselves, so call before visiting.

How can I verify Shannon Kathleen O'Keefe, PA's license?

NPPES lists Michigan license number 5601004494, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.

How much does Shannon Kathleen O'Keefe, PA prescribe under Medicare Part D?

In 2024, Shannon Kathleen O'Keefe, PA had 3,821 Medicare Part D claims for 881 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.