Liisa K. Field, PA-C
Physician Assistant · Warrenton, VA
Liisa K. Field, PA-C is a physician assistant with a practice address in Warrenton, Virginia, and NPI 1215921911, issued on Sep 8, 2005. Check the license (Virginia 0110006233, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Liisa K. Field
- Credential
- PA-C
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 0110006233 VA
Self-reported in NPPES; status is on the state search - Practice location
- 493 Blackwell RD Ste 202, Warrenton, VA 20186
- Phone
- (540) 347-4400
- Enumerated
- Sep 8, 2005
- Record last updated
- Apr 8, 2026
- Medicaid ID
- 3090612 NH
- Medicare enrollment
- Enrolled (PECOS I20181119000984); accepts Medicare assignment
- Medical or professional school
- George Washington University School Of Medicine, 1999
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,408 in Virginia → Look up another NPI →
Also registered at 493 Blackwell RD Ste 202
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Darrell McBride, D.O.Infectious Disease Physician1508127069
- Michaela Miller, DOFamily Medicine Physician1972182301
- Nicole Polster, NPPrimary Care Nurse Practitioner1841929486
- Gabrielle Potter, FNPFamily Medicine Physician1811750813
Verify Liisa K. Field in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0110006233Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4.3 times the Medicare Part D claims of the average physician assistant in 2024
3,567 Medicare Part D claims for 509 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 104 claims were for opioids.
Most prescribed
- Gabapentin234 claims
- Atorvastatin Calcium190 claims
- Furosemide122 claims
- Escitalopram Oxalate109 claims
- Levothyroxine Sodium108 claims
- Sertraline Hcl108 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.
Bills Medicare through 2 group practices
- University OF Virginia Physicians GroupCulpeper, VA
- Uva Community Health Medical Group LLCWarrenton, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Liisa K. Field among 4,408 physician assistant records in Virginia
Liisa K. Field, PA-C 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 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 98% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated1999 · median 2018 among the 2,885 with a school on file
- Record last updated2026 · 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).
18 physician assistant records list a practice address in Warrenton
They are 18 of the 592 NPPES records with a practice address in Warrenton, and 4,408 physician assistant records in Virginia.
All 4,408 in Virginia → Every provider in Warrenton → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Carol Benson, P.A.Warrenton, VA 201861518917996
- Gwen Callahan, PA CWarrenton, VA 201861487836961
- Shivani Doctor, P.A.Warrenton, VA 201861154400091
- Patrick Francois, PA-CWarrenton, VA 201861649818600
- Michelle Glowicki, PA CWarrenton, VA 201861417986100
- Wasama Idlibi, PA-CWarrenton, VA 201861689187700
- Lauren Jacques, P.A.-CWarrenton, VA 201861205135159
- Amna Jadali, PACWarrenton, VA 201861972837391
Common questions
What is Liisa K. Field, PA-C's NPI number?
Liisa K. Field, PA-C's National Provider Identifier (NPI) is 1215921911, issued on Sep 8, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Liisa K. Field, PA-C located?
The NPPES record lists a practice address at 493 Blackwell RD Ste 202, Warrenton, VA, 20186. Phone: (540) 347-4400. Providers update this record themselves, so call before visiting.
How can I verify Liisa K. Field, PA-C's license?
NPPES lists Virginia license number 0110006233, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Liisa K. Field, PA-C prescribe under Medicare Part D?
In 2024, Liisa K. Field, PA-C had 3,567 Medicare Part D claims for 509 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.