Marissa Potenza
Emergency Medicine Physician · Washington, DC
Marissa Potenza is an emergency medicine physician with a practice address in Washington, District of Columbia, and NPI 1760844880, issued on Mar 28, 2016. Check the license (District of Columbia MD210003006, as entered in NPPES) on the District of Columbia Board of Medicine; the Medicare figures below come from public CMS files.
- Name
- Marissa Potenza
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License numbers
- MD210003006 DC
293790 NY
Self-reported in NPPES; status is on the state search - Practice location
- 900 23RD St NW, Washington, DC 20037
- Phone
- (202) 741-2911
- Enumerated
- Mar 28, 2016
- Record last updated
- Mar 12, 2026
- Fax
- (202) 741-2921
- Medicare enrollment
- Enrolled (PECOS I20230121000004); accepts Medicare assignment
- Medical or professional school
- Albany Medical College Of Union University, 2016
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 360 in District of Columbia → Look up another NPI →
Also registered at 900 23RD St NW
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Crystal AdamsAnesthesiology Physician1922462233
- Leah AdamsStudent in an Organized Health Care Education/Training Program1457292682
Verify Marissa Potenza in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersDistrict of Columbia Board of Medicine
Search for license MD210003006Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average emergency medicine physician in 2024
11 Medicare Part D claims, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of 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
- Medical Faculty Associates, IncWashington, DC
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Marissa Potenza among 360 emergency medicine physician records in District of Columbia
Marissa Potenza is one of 360 emergency medicine physician records with a practice address in District of Columbia. 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 2016, is newer than 71% of them.
- NPI issued2016 · 71% of these records are older, 26% newer
- In a Medicare fileYes · 76% of these records are
- In the CMS Doctors and Clinicians fileYes · 44% of these records are
- Graduated2016 · median 2014 among the 160 with a school on file
- Record last updated2026 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X 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).
360 emergency medicine physician records list a practice address in Washington
They are 360 of the 45,857 NPPES records with a practice address in Washington, and 360 emergency medicine physician records in District of Columbia.
All 360 in District of Columbia → Every provider in Washington → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Keith Boniface, MDWashington, DC 200371659329498
- Yolanda Haywood, MDWashington, DC 200371326058231
- Thomas Kirsch, M.D.Washington, DC 200371790726776
- John Lafleur, MDWashington, DC 200371992719108
- Jennifer Lee, MDWashington, DC 200371295838613
- David Marcozzi, M.D., MHS-CLWashington, DC 200371154405033
- Larissa May, MDWashington, DC 200371083624282
- Andrew Meltzer, M.D.Washington, DC 200371366478505
Common questions
What is Marissa Potenza's NPI number?
Marissa Potenza's National Provider Identifier (NPI) is 1760844880, issued on Mar 28, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Marissa Potenza located?
The NPPES record lists a practice address at 900 23RD St NW, Washington, DC, 20037. Phone: (202) 741-2911. Providers update this record themselves, so call before visiting.
How can I verify Marissa Potenza's license?
NPPES lists District of Columbia license number MD210003006, as entered by the provider. Search the District of Columbia Board of Medicine at https://dchealth.dc.gov/bomed. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Marissa Potenza prescribe under Medicare Part D?
In 2024, Marissa Potenza had 11 Medicare Part D claims; the average among emergency medicine physician prescribers was 226. 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.