Sandra Marina Tomczyk, PA-C
Medical Physician Assistant · Washington, DC
Sandra Marina Tomczyk, PA-C is a medical physician assistant with a practice address in Washington, District of Columbia, and NPI 1932475118, issued on Apr 1, 2012. Check the license with the District of Columbia board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Sandra Marina Tomczyk
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- Practice location
- 110 Irving St NW, Washington, DC 20010
- Phone
- (202) 877-4848
- Enumerated
- Apr 1, 2012
- Record last updated
- Apr 20, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120614000499); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 210 in District of Columbia → Look up another NPI →
Also registered at 110 Irving St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Sandra Marina Tomczyk in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich District of Columbia board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
90% fewer Medicare Part D claims than the average medical physician assistant in 2024
111 Medicare Part D claims for 78 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.
Most prescribed
- Cilostazol14 claims
- Clopidogrel11 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.
Industry payments in 2024: $47.39
3 payments; by number, the most common kind was food and beverage; the largest payer was Cagent Vascular Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
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
- Fairfax Radiological ConsultantsFalls Church, VA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Sandra Marina Tomczyk among 210 medical physician assistant records in District of Columbia
Sandra Marina Tomczyk, PA-C is one of 210 medical physician assistant records with a practice address in District of Columbia. 62% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 46% of them.
- NPI issued2012 · 46% of these records are older, 49% newer
- In a Medicare fileYes · 62% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2011 · median 2018 among the 93 with a school on file
- Record last updated2012 · 51% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X 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).
Medical Physician Assistant providers in District of Columbia
There are 210 medical physician assistant records in District of Columbia.
All 210 in District of Columbia → Every provider in Washington → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Krystal Artis, PA-CWashington, DC 200101457502858
- Morgan Bestenlehner, PA-C, ATCWashington, DC 200101598157026
- Albertina Dearing, PA-CWashington, DC 200101598215477
- Paula Frost, PA-CWashington, DC 200101255672135
- Kyra KearneyWashington, DC 200101457827552
- Jillo Massaquoi, PA-CWashington, DC 200101649296013
- Cara Moses, PA-CWashington, DC 200101689150583
- Leslie Mosteller, PA-CWashington, DC 200101235582131
Common questions
What is Sandra Marina Tomczyk, PA-C's NPI number?
Sandra Marina Tomczyk, PA-C's National Provider Identifier (NPI) is 1932475118, issued on Apr 1, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Sandra Marina Tomczyk, PA-C located?
The NPPES record lists a practice address at 110 Irving St NW, Washington, DC, 20010. Phone: (202) 877-4848. Providers update this record themselves, so call before visiting.
How can I verify Sandra Marina Tomczyk, PA-C's license?
Search the District of Columbia board that licenses this profession; the NPPES record confirms identity only.
How much does Sandra Marina Tomczyk, PA-C prescribe under Medicare Part D?
In 2024, Sandra Marina Tomczyk, PA-C had 111 Medicare Part D claims for 78 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.