Jason Leo Maslow, PA
Physician Assistant · Herndon, VA
Jason Leo Maslow, PA is a physician assistant with a practice address in Herndon, Virginia, and NPI 1285797100, issued on Dec 19, 2006. Check the license (Virginia 0110004680, as entered in NPPES) with the Virginia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Jason Leo Maslow
- Credential
- PA
- Primary taxonomy
- Physician Assistant 363A00000X
- License numbers
- 0110004680 VA
0010-00591 NC
Self-reported in NPPES; status is on the state search - Practice location
- 13350 Franklin Farm RD, Herndon, VA 20171
- Phone
- (703) 810-5204
- Enumerated
- Dec 19, 2006
- Record last updated
- Mar 31, 2021 (not updated in 5 years: call before relying on the address or phone)
- Fax
- (703) 810-5411
- Medicare enrollment
- Enrolled (PECOS I20070227000764); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest physician assistant records → All 4,408 in Virginia → Look up another NPI →
Also registered at 13350 Franklin Farm RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jason Leo Maslow in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Virginia board licenses this profession
Search for license 0110004680Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
65% fewer Medicare Part D claims than the average physician assistant in 2024
289 Medicare Part D claims for 188 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. 70 claims were for opioids.
Most prescribed
- Oxycodone Hcl44 claims
- Gabapentin31 claims
- Prednisone29 claims
- Diclofenac Sodium26 claims
- Meloxicam24 claims
- Tramadol Hcl20 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
- University OF North Carolina AT Chapel HillChapel Hill, NC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Jason Leo Maslow among 4,408 physician assistant records in Virginia
Jason Leo Maslow, PA 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 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 86% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 66% of these records are
- Graduated2006 · median 2018 among the 2,885 with a school on file
- Record last updated2021 · 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).
16 physician assistant records list a practice address in Herndon
They are 16 of the 943 NPPES records with a practice address in Herndon, and 4,408 physician assistant records in Virginia.
All 4,408 in Virginia → Every provider in Herndon → Physician Assistant nationwide →
The 8 physician assistant records with the nearest ZIP codes
- Thomas Schymanski, PA-CHerndon, VA 201711003807405
- Tracy Tartaglione, PA-CHerndon, VA 201711285104216
- Srividya Thotakura, PACHerndon, VA 201711407220353
- Jennifer Blanding, PA-CHerndon, VA 201701497992366
- Susanna Carter, PA-CHerndon, VA 201701609571520
- Fella Ezzekmi-Aksouh, PACHerndon, VA 201701912202664
- Gachard Jean Pierre, PA-CHerndon, VA 201701770779399
- Gabriella Jun, PA-CHerndon, VA 201701558004697
Common questions
What is Jason Leo Maslow, PA's NPI number?
Jason Leo Maslow, PA's National Provider Identifier (NPI) is 1285797100, issued on Dec 19, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jason Leo Maslow, PA located?
The NPPES record lists a practice address at 13350 Franklin Farm RD, Herndon, VA, 20171. Phone: (703) 810-5204. Providers update this record themselves, so call before visiting.
How can I verify Jason Leo Maslow, PA's license?
NPPES lists Virginia license number 0110004680, as entered by the provider. Search the Virginia board that licenses this profession; the NPPES record confirms identity only.
How much does Jason Leo Maslow, PA prescribe under Medicare Part D?
In 2024, Jason Leo Maslow, PA had 289 Medicare Part D claims for 188 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.