NPPES file of Aug 9, 2026

Elizabeth Riggs Mosca, PA-C

Surgical Physician Assistant · Washington, DC

Elizabeth Riggs Mosca, PA-C is a surgical physician assistant with a practice address in Washington, District of Columbia, and NPI 1477848711, issued on Jun 15, 2011. Check the license (District of Columbia PA030767, as entered in NPPES) with the District of Columbia 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
1477848711
Name
Elizabeth Riggs Mosca
Credential
PA-C
Primary taxonomy
Surgical Physician Assistant 363AS0400X
License numbers
PA030767 DC
C04516 MD
Self-reported in NPPES; status is on the state search
Practice location
5255 Loughboro RD NW, Washington, DC 20016
Phone
(202) 900-2245
Enumerated
Jun 15, 2011
Record last updated
Aug 12, 2021 (not updated in 5 years: call before relying on the address or phone)
Fax
(202) 900-2249
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 5255 Loughboro RD NW

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

  1. Amr Abdelbaky, M.D.Cardiovascular Disease Physician1659637585
  2. Ahmed Abdulameer, MDInternal Medicine Physician1295264166
  3. Faisal Abdullah, CSASurgery Physician1942967625
  4. Jennifer Abele, MDEmergency Medicine Physician1073502779
  5. Mesay Abomsa, PHARMDPharmacist1508676552
  6. Mohammed AbubakarNeonatal-Perinatal Medicine Physician1578561643

Verify Elizabeth Riggs Mosca in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich District of Columbia board licenses this profession
    Search for license PA030767
    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 District of Columbia 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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88% fewer Medicare Part D claims than the average surgical physician assistant in 2024

37 Medicare Part D claims for 21 beneficiaries, against an average of 304 among the 10,174 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 19 claims were for opioids.

  1. Elizabeth Mosca37
  2. Specialty average304

Most prescribed

  1. Tramadol Hcl12 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.

Elizabeth Riggs Mosca among 94 surgical physician assistant records in District of Columbia

Elizabeth Riggs Mosca, PA-C is one of 94 surgical physician assistant records with a practice address in District of Columbia. 68% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 33% of them.

  • NPI issued2011 · 33% of these records are older, 64% newer
  • In a Medicare fileYes · 68% of these records are
  • In the CMS Doctors and Clinicians fileNo · 52% of these records are
  • Record last updated2021 · 35% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AS0400X and a District of Columbia practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Surgical Physician Assistant providers in District of Columbia

There are 94 surgical physician assistant records in District of Columbia.

The 8 surgical physician assistant records with the nearest ZIP codes

  1. Kelly Donahue, PA-CWashington, DC 200161548678907
  2. Samantha Gomella, MS, PA-CWashington, DC 200161669806832
  3. Audrey Grant, PACWashington, DC 200161073664199
  4. Kathleen Haywood, PA-CWashington, DC 200161417006172
  5. Heidi Kestner, PA-CWashington, DC 200161184773426
  6. Theresa Koester, PAWashington, DC 200161962568402
  7. David Lam, PA-CWashington, DC 200161093042673
  8. Joseph Libricz, P.A.-C.Washington, DC 200161013032812

Common questions

What is Elizabeth Riggs Mosca, PA-C's NPI number?

Elizabeth Riggs Mosca, PA-C's National Provider Identifier (NPI) is 1477848711, issued on Jun 15, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Elizabeth Riggs Mosca, PA-C located?

The NPPES record lists a practice address at 5255 Loughboro RD NW, Washington, DC, 20016. Phone: (202) 900-2245. Providers update this record themselves, so call before visiting.

How can I verify Elizabeth Riggs Mosca, PA-C's license?

NPPES lists District of Columbia license number PA030767, as entered by the provider. Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.

How much does Elizabeth Riggs Mosca, PA-C prescribe under Medicare Part D?

In 2024, Elizabeth Riggs Mosca, PA-C had 37 Medicare Part D claims for 21 beneficiaries; the average among surgical physician assistant prescribers was 304. 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.