Mary Catherine Whiteside
Physician Assistant · Norfolk, VA
Mary Catherine Whiteside is a physician assistant with a practice address in Norfolk, Virginia, and NPI 1790403301, issued on Aug 19, 2022. Check the license with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Catherine Whiteside
- Primary taxonomy
- Physician Assistant 363A00000X
- Practice location
- 6379 Center Dr, Norfolk, VA 23502
- Phone
- (757) 467-4200
- Enumerated
- Aug 19, 2022
- Record last updated
- Aug 11, 2023
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,408 in Virginia → Look up another NPI →
Also registered at 6379 Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Catherine Whiteside in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
89% fewer Medicare Part D claims than the average physician assistant in 2024
90 Medicare Part D claims for 62 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 12 claims were for opioids.
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): 96.7 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).
Mary Catherine Whiteside among 4,408 physician assistant records in Virginia
Mary Catherine Whiteside 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 2022, is newer than 70% of them.
- NPI issued2022 · 70% of these records are older, 24% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileNo · 66% of these records are
- Record last updated2023 · 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).
309 physician assistant records list a practice address in Norfolk
They are 309 of the 5,993 NPPES records with a practice address in Norfolk, and 4,408 physician assistant records in Virginia.
All 4,408 in Virginia → Every provider in Norfolk → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Melissa Alcox, PANorfolk, VA 235021790738029
- Amy Barco, PANorfolk, VA 235021316194400
- Andrea Foster, PANorfolk, VA 235021376549758
- Kimberly Frye, P.A.Norfolk, VA 235021831104710
- Julie Johnson, PA-CNorfolk, VA 235021568512465
- Joshua Lagasse, PA-CNorfolk, VA 235021972709145
- Barbara Morrison, PA-CNorfolk, VA 235021508850207
- Maria Penalosa, PACNorfolk, VA 235021083673586
Common questions
What is Mary Catherine Whiteside's NPI number?
Mary Catherine Whiteside's National Provider Identifier (NPI) is 1790403301, issued on Aug 19, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Mary Catherine Whiteside located?
The NPPES record lists a practice address at 6379 Center Dr, Norfolk, VA, 23502. Phone: (757) 467-4200. Providers update this record themselves, so call before visiting.
How can I verify Mary Catherine Whiteside's license?
Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Catherine Whiteside prescribe under Medicare Part D?
In 2024, Mary Catherine Whiteside had 90 Medicare Part D claims for 62 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.
What is Mary Catherine Whiteside's MIPS final score?
The 2023 MIPS final score is 96.7 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.