Susan Adair Lang Messing, P.A.-C.
Physician Assistant · Lorton, VA
Susan Adair Lang Messing, P.A.-C. is a physician assistant with a practice address in Lorton, Virginia, and NPI 1871744599, issued on Oct 1, 2008. Check the license (Virginia 0110002877, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Susan Adair Lang Messing
- Credential
- P.A.-C.
- Primary taxonomy
- Physician Assistant 363A00000X
- License number
- 0110002877 VA
Self-reported in NPPES; status is on the state search - Practice location
- 9500 Richmond Hwy, Lorton, VA 22079
- Phone
- (571) 800-8915
- Enumerated
- Oct 1, 2008
- Record last updated
- Oct 17, 2024
- Medicare enrollment
- Enrolled (PECOS I20241212001225); accepts Medicare assignment
- 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 9500 Richmond Hwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Frank Ciampi, M.D.Family Medicine Physician1558392761
- Marc Gallini, M.D.Family Medicine Physician1801824479
- Briana Murakami, PAMedical Physician Assistant1497210447
- Amen Otunba, FNP-CFamily Nurse Practitioner1043914245
- Nolan Patel, DOFamily Medicine Physician1639707359
- Mary Ryder, M.D.Family Medicine Physician1437189982
Verify Susan Adair Lang Messing in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0110002877Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.3 times the Medicare Part D claims of the average physician assistant in 2024
2,713 Medicare Part D claims for 397 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D.
Most prescribed
- Atorvastatin Calcium171 claims
- Amlodipine Besylate144 claims
- Levothyroxine Sodium132 claims
- Rosuvastatin Calcium124 claims
- Losartan Potassium92 claims
- Metoprolol Succinate77 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 one group practice
- Sentara Medical GroupLorton, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Susan Adair Lang Messing among 4,408 physician assistant records in Virginia
Susan Adair Lang Messing, P.A.-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 2008, is newer than 18% of them.
- NPI issued2008 · 18% of these records are older, 79% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2008 · median 2018 among the 2,885 with a school on file
- Record last updated2024 · 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).
3 physician assistant records list a practice address in Lorton
They are 3 of the 299 NPPES records with a practice address in Lorton, and 4,408 physician assistant records in Virginia.
All 4,408 in Virginia → Every provider in Lorton → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Divya Bansal, PA-CLorton, VA 220791407295215
- Hope Irwin, PALorton, VA 220791467037614
- Angela Eckert, PA-CFort Belvoir, VA 220601558254201
- Aaron GrayFort Belvoir, VA 220601639031487
- Shan HawkinsFort Belvoir, VA 220601578279626
- Jordyan HayFort Belvoir, VA 220601306692876
- Shera KimFort Belvoir, VA 220601649088048
- Dennis Olson, MPASFort Belvoir, VA 220601528723681
Common questions
What is Susan Adair Lang Messing, P.A.-C.'s NPI number?
Susan Adair Lang Messing, P.A.-C.'s National Provider Identifier (NPI) is 1871744599, issued on Oct 1, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Susan Adair Lang Messing, P.A.-C. located?
The NPPES record lists a practice address at 9500 Richmond Hwy, Lorton, VA, 22079. Phone: (571) 800-8915. Providers update this record themselves, so call before visiting.
How can I verify Susan Adair Lang Messing, P.A.-C.'s license?
NPPES lists Virginia license number 0110002877, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Susan Adair Lang Messing, P.A.-C. prescribe under Medicare Part D?
In 2024, Susan Adair Lang Messing, P.A.-C. had 2,713 Medicare Part D claims for 397 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.