Katherine Niknia, MSN, NP
Nurse Practitioner · Fairfax, VA
Katherine Niknia, MSN, NP is a nurse practitioner with a practice address in Fairfax, Virginia, and NPI 1205842432, issued on Jul 31, 2006. Check the license (Virginia 0024178349, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Niknia
- Credential
- MSN, NP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 0024178349 VA
RN968239 DC
Self-reported in NPPES; status is on the state search - Practice location
- 8081 Innovation Park Dr, Fairfax, VA 22031
- Phone
- (571) 472-4724
- Enumerated
- Jul 31, 2006
- Record last updated
- May 6, 2022
- Fax
- (571) 472-0241
- Medicare enrollment
- Enrolled (PECOS I20061209000019); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 1,721 in Virginia → Look up another NPI →
Also registered at 8081 Innovation Park Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Katherine Niknia in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0024178349Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average nurse practitioner in 2024
148 Medicare Part D claims for 34 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Levothyroxine Sodium23 claims
- Famotidine21 claims
- Eliquis16 claims
- Ondansetron Hcl14 claims
- Dexamethasone13 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).
Bills Medicare through one group practice
- Inova Health Care ServicesFairfax, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Niknia among 1,721 nurse practitioner records in Virginia
Katherine Niknia, MSN, NP is one of 1,721 nurse practitioner records with a practice address in Virginia. 70% 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 3% of them.
- NPI issued2006 · 3% of these records are older, 79% newer
- In a Medicare fileYes · 70% of these records are
- In the CMS Doctors and Clinicians fileYes · 54% of these records are
- Graduated2005 · median 2018 among the 921 with a school on file
- Record last updated2022 · 48% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Virginia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
83 nurse practitioner records list a practice address in Fairfax
They are 83 of the 6,584 NPPES records with a practice address in Fairfax, and 1,721 nurse practitioner records in Virginia.
All 1,721 in Virginia → Every provider in Fairfax → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Farideh AbbasiFairfax, VA 220311326220047
- Minna Bacarra, NPFairfax, VA 220311255339370
- Jane Bartlett, NPFairfax, VA 220311639379852
- Bronwen Berliner, NPFairfax, VA 220311912997065
- Nancy Burgett, CNPFairfax, VA 220311114044724
- Mary FisherFairfax, VA 220311134144306
- Wendy Holt, APRNFairfax, VA 220311346407574
- Mary Linn, N.P.Fairfax, VA 220311649434499
Common questions
What is Katherine Niknia, MSN, NP's NPI number?
Katherine Niknia, MSN, NP's National Provider Identifier (NPI) is 1205842432, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Niknia, MSN, NP located?
The NPPES record lists a practice address at 8081 Innovation Park Dr, Fairfax, VA, 22031. Phone: (571) 472-4724. Providers update this record themselves, so call before visiting.
How can I verify Katherine Niknia, MSN, NP's license?
NPPES lists Virginia license number 0024178349, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Niknia, MSN, NP prescribe under Medicare Part D?
In 2024, Katherine Niknia, MSN, NP had 148 Medicare Part D claims for 34 beneficiaries; the average among nurse practitioner prescribers was 1,109. Part D covers Medicare prescriptions only.
What is Katherine Niknia, MSN, NP'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.