NPPES file of Aug 9, 2026

Cathleen Marguerite Mihelich, PA-C

Medical Physician Assistant · Woodbridge, VA

Cathleen Marguerite Mihelich, PA-C is a medical physician assistant with a practice address in Woodbridge, Virginia, and NPI 1639185374, issued on Aug 1, 2006. Check the license (Virginia 0110002331, as entered in NPPES) with the Virginia 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
1639185374
Name
Cathleen Marguerite Mihelich
Credential
PA-C
Primary taxonomy
Medical Physician Assistant 363AM0700X
License number
0110002331 VA
Self-reported in NPPES; status is on the state search
Practice location
2296 Opitz Blvd, Woodbridge, VA 22191
Phone
(703) 580-0181
Enumerated
Aug 1, 2006
Record last updated
Jan 14, 2008 (not updated in 18 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20061219000077); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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 2296 Opitz Blvd

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

  1. Deana Al-Khateeb, MDInternal Medicine Physician1851381701
  2. Marc Alembik, MDObstetrics & Gynecology Physician1003899840
  3. Peter Bryce, M.D.Obstetrics & Gynecology Physician1255493110
  4. Alok Desai, M.D.Urology Physician1811168966
  5. Pratik Desai, M.D.Urology Physician1205822640
  6. Nilay Gandhi, MDUrology Physician1861657488

Verify Cathleen Marguerite Mihelich in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Virginia board licenses this profession
    Search for license 0110002331
    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 Virginia license search

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53% fewer Medicare Part D claims than the average medical physician assistant in 2024

538 Medicare Part D claims for 153 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.

  1. Cathleen Mihelich538
  2. Specialty average1,148

Most prescribed

  1. Pantoprazole Sodium120 claims
  2. Omeprazole58 claims
  3. Linzess42 claims
  4. Famotidine28 claims
  5. Sucralfate22 claims
  6. Lansoprazole21 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): 80.8 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 score61.6
  2. Costout of 100 · 30%74.5
  3. Promoting interoperabilityout of 100 · 25%100.0
  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).

Industry payments in 2024: $3,847.86

212 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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. Cathleen Mihelich$3,847.86
  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. Gastroenterology Associates OF Northern Virginia, LLCWoodbridge, VA

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

Medical Physician Assistant providers in Virginia

There are 941 medical physician assistant records in Virginia.

Other medical physician assistant records in Virginia

  1. Irene Acheampong, PA-CAlexandria, VA1932975133
  2. Stewart Ackerman, PA-CFort Gregg Adams, VA1356315790
  3. Dana Adams, PA-CSalem, VA1326299751
  4. Emma Adelman, PAFalls Church, VA1497395107
  5. Ashley Adkins, PA-CChesapeake, VA1508186073
  6. Jennifer Adkins, PARoanoke, VA1962581322
  7. Laurie Adkins, PA-CSalem, VA1518922343
  8. David Agey, PA-CVirginia Beach, VA1659347193
  9. Arian Ahmadzai, P.A.Woodbridge, VA1972599272
  10. Rachel AinaireNorth Chesterfield, VA1437563806

Common questions

What is Cathleen Marguerite Mihelich, PA-C's NPI number?

Cathleen Marguerite Mihelich, PA-C's National Provider Identifier (NPI) is 1639185374, issued on Aug 1, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Cathleen Marguerite Mihelich, PA-C located?

The NPPES record lists a practice address at 2296 Opitz Blvd, Woodbridge, VA, 22191. Phone: (703) 580-0181. Providers update this record themselves, so call before visiting.

How can I verify Cathleen Marguerite Mihelich, PA-C's license?

NPPES lists Virginia license number 0110002331, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.

How much does Cathleen Marguerite Mihelich, PA-C prescribe under Medicare Part D?

In 2024, Cathleen Marguerite Mihelich, PA-C had 538 Medicare Part D claims for 153 beneficiaries; the average among medical physician assistant prescribers was 1,148. Part D covers Medicare prescriptions only.

What is Cathleen Marguerite Mihelich, PA-C's MIPS final score?

The 2023 MIPS final score is 80.8 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.