Doctor profile · Federal record

Dr. Marissa Erekson, CRNA

Certified Registered Nurse Anesthetist (CMS: Certified Registered Nurse Anesthetist (CRNA)) · Baltimore, MD

  • NPI 1821534447
  • Accepts Medicare
  • MIPS 74.4 / 100 · 2023
  • 10 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
22 S Greene St
Baltimore, MD 212011544
(410) 328-6120

Credentials & registration

NPPES · NUCC
NPI registered
January 2017 — 9 yrs on file
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
367500000X — NUCC code
State license (1)
Maryland #R196042

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821534447. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
34
Distinct HCPCS
2
Medicare allowed
$3,598
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 21 20 $117
00811 Anesthesia for other procedure on large bowel using an endoscope 13 13 $89

In context: peer comparison

Among 131 peers in this city , average services per provider: 33. This provider delivers 1.0× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Marissa Erekson's medical specialty?
Dr. Marissa Erekson practices Certified Registered Nurse Anesthetist in Baltimore, MD.
Where does Dr. Marissa Erekson practice?
Dr. Marissa Erekson practices at 22 S Greene St, Baltimore, MD 212011544. Office phone: 4103286120.
What is Dr. Marissa Erekson's NPI?
Dr. Marissa Erekson's National Provider Identifier (NPI) is 1821534447, issued by NPPES.
Does Dr. Marissa Erekson accept Medicare assignment?
Yes. Dr. Marissa Erekson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Marissa Erekson commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811). Source: CMS Medicare Physician & Other Practitioners file.