Doctor profile · Federal record

Dr. Marisa Dowling, M.D., M.P.P.

Emergency Medicine Physician (CMS: Emergency Medicine) · Washington, DC

  • NPI 1609230648
  • Accepts Medicare
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2120 L St Nw Ste 450
Washington, DC 200371541
(202) 741-3373
fax (202) 741-2921
Additional location
110 S Paca St, 6 Flr. Suite 200
Baltimore, MD 212011642
(410) 328-8025
fax (410) 328-8028

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
January 19, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
District of Columbia #MD046897

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609230648. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
49
Distinct HCPCS
2
Medicare allowed
$7,975
HCPCS Description Services Patients Avg allowed
99284 Emergency department visit with moderate level of medical decision making 25 25 $133
99285 Emergency department visit with high level of medical decision making 24 24 $194

In context: peer comparison

Among 104 peers in this city , average services per provider: 76. This provider delivers 0.6× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Marisa Dowling's medical specialty?
Dr. Marisa Dowling practices Emergency Medicine Physician in Washington, DC.
Where does Dr. Marisa Dowling practice?
Dr. Marisa Dowling practices at 2120 L St Nw Ste 450, Washington, DC 200371541. Office phone: 2027413373.
What is Dr. Marisa Dowling's NPI?
Dr. Marisa Dowling's National Provider Identifier (NPI) is 1609230648, issued by NPPES.
Does Dr. Marisa Dowling accept Medicare assignment?
Yes. Dr. Marisa Dowling accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marisa Dowling commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with moderate level of medical decision making (HCPCS 99284); Emergency department visit with high level of medical decision making (HCPCS 99285). Source: CMS Medicare Physician & Other Practitioners file.