Casey Ann Reilly, PA-C, MMSC
Physician Assistant · Alexandria, VA
Casey Ann Reilly, PA-C, MMSC is a physician assistant with a practice address in Alexandria, Virginia, and NPI 1447742325, issued on Jun 5, 2018. Check the license (Virginia 0110008241, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Casey Ann Reilly
- Credential
- PA-C, MMSC
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 0110008241 VA
Self-reported in NPPES; status is on the state search - Practice location
- 6354 Walker LN Ste 400, Alexandria, VA 22310
- Phone
- (571) 472-7320
- Enumerated
- Jun 5, 2018
- Record last updated
- Oct 27, 2022
- Fax
- (571) 472-7321
- Medicare enrollment
- Enrolled (PECOS I20220301002139); accepts Medicare assignment
- Medical or professional school
- Mercer University School Of Medicine, 2018
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,408 in Virginia → Look up another NPI →
Also registered at 6354 Walker LN Ste 400
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Katherine Kline, RD, CDERegistered Dietitian1801449657
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Verify Casey Ann Reilly in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0110008241Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average physician assistant in 2024
496 Medicare Part D claims for 216 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 13% of claims.
Most prescribed
- Gavilyte-C114 claims
- Omeprazole107 claims
- Pantoprazole Sodium75 claims
- Esomeprazole Magnesium25 claims
- Linzess24 claims
- Creon16 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): 81.3 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.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $209.45
2 payments; by number, the most common kind was food and beverage; the largest payer was Phathom Pharmaceuticals, 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.
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
- Inova Health Care ServicesAlexandria, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Casey Ann Reilly among 4,408 physician assistant records in Virginia
Casey Ann Reilly, PA-C, MMSC is one of 4,408 physician assistant records with a practice address in Virginia. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 49% of them.
- NPI issued2018 · 49% of these records are older, 46% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2018 · median 2018 among the 2,885 with a school on file
- Record last updated2022 · 33% 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 Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
124 physician assistant records list a practice address in Alexandria
They are 124 of the 5,424 NPPES records with a practice address in Alexandria, and 4,408 physician assistant records in Virginia.
All 4,408 in Virginia → Every provider in Alexandria → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Nadia Bangura, PA-CAlexandria, VA 223101073157228
- Juliana Buendia, PA-CAlexandria, VA 223101316341753
- Lauren Dailey, PA-CAlexandria, VA 223101043611403
- Joshua Detrick, PA-CAlexandria, VA 223101366603797
- Amy Doering, PA-CAlexandria, VA 223101922602259
- Khalida Harrif, PHYSICIAN ASSISTANTAlexandria, VA 223101124263785
- Cathleen HuynhAlexandria, VA 223101467003814
- Clark Laprelle, PA-CAlexandria, VA 223101306396338
Common questions
What is Casey Ann Reilly, PA-C, MMSC's NPI number?
Casey Ann Reilly, PA-C, MMSC's National Provider Identifier (NPI) is 1447742325, issued on Jun 5, 2018. An NPI identifies a provider in billing; it is not a license.
Where is Casey Ann Reilly, PA-C, MMSC located?
The NPPES record lists a practice address at 6354 Walker LN Ste 400, Alexandria, VA, 22310. Phone: (571) 472-7320. Providers update this record themselves, so call before visiting.
How can I verify Casey Ann Reilly, PA-C, MMSC's license?
NPPES lists Virginia license number 0110008241, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Casey Ann Reilly, PA-C, MMSC prescribe under Medicare Part D?
In 2024, Casey Ann Reilly, PA-C, MMSC had 496 Medicare Part D claims for 216 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Casey Ann Reilly, PA-C, MMSC's MIPS final score?
The 2023 MIPS final score is 81.3 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.