NPPES file of Aug 9, 2026

Emily Jane So

Physician Assistant · Frederick, MD

Emily Jane So is a physician assistant with a practice address in Frederick, Maryland, and NPI 1184488967, issued on Feb 12, 2024. Check the license (Maryland C0009321, as entered in NPPES) with the Maryland 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 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1184488967
Name
Emily Jane So
Primary taxonomy
Physician Assistant 363A00000X
License number
C0009321 MD
Self-reported in NPPES; status is on the state search
Practice location
63 Thomas Johnson Dr Ste B, Frederick, MD 21702
Phone
(301) 698-2424
Enumerated
Feb 12, 2024
Record last updated
Mar 20, 2025
Medicare enrollment
Enrolled (PECOS I20240520000152); accepts Medicare assignment
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 63 Thomas Johnson Dr Ste B

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

  1. Morgan Brackett, CRNPNurse Practitioner1881361103
  2. Jasmine ChaudharyPhysician Assistant1083385371
  3. Sarah JenningsNurse Practitioner1518325497
  4. Stella Wong, PA-CPhysician Assistant1861265688

Verify Emily Jane So in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Maryland board licenses this profession
    Search for license C0009321
    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 Maryland license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $247.47

3 payments; by number, the most common kind was food and beverage; the largest payer was Regeneron Healthcare Solutions, Inc. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Emily So$247.47
  2. Specialty average$841.65

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. Michael R. Warner MdpaFrederick, MD

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

Emily Jane So among 3,224 physician assistant records in Maryland

Emily Jane So is one of 3,224 physician assistant records with a practice address in Maryland. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2024, is newer than 86% of them.

  • NPI issued2024 · 86% of these records are older, 8% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 61% of these records are
  • Graduated2023 · median 2017 among the 1,974 with a school on file
  • Record last updated2025 · 46% 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 Maryland practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

106 physician assistant records list a practice address in Frederick

They are 106 of the 3,981 NPPES records with a practice address in Frederick, and 3,224 physician assistant records in Maryland.

The 8 physician assistant records with the nearest ZIP codes

  1. Christine Brown, PA-CFrederick, MD 217021417910415
  2. Lauren Cox, PAFrederick, MD 217021871543132
  3. Heather Demory, PA-CFrederick, MD 217021508911850
  4. Todd Doran, PAFrederick, MD 217021518054634
  5. Jeanette Foronda, P.A.Frederick, MD 217021013033778
  6. Jonathan Hall, PA-CFrederick, MD 217021124124771
  7. Virginia Harte-Titus, P.A.-CFrederick, MD 217021093730327
  8. Keary Johnston, PAFort Detrick, MD 217021568508091

Common questions

What is Emily Jane So's NPI number?

Emily Jane So's National Provider Identifier (NPI) is 1184488967, issued on Feb 12, 2024. An NPI identifies a provider in billing; it is not a license.

Where is Emily Jane So located?

The NPPES record lists a practice address at 63 Thomas Johnson Dr Ste B, Frederick, MD, 21702. Phone: (301) 698-2424. Providers update this record themselves, so call before visiting.

How can I verify Emily Jane So's license?

NPPES lists Maryland license number C0009321, as entered by the provider. Search the Maryland board that licenses this profession; the NPPES record confirms identity 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.