Doctor profile · Federal record

Dr. Margaret Eugenio, MD

Gastroenterology Physician (CMS: Gastroenterology) · Seattle, WA

  • NPI 1477661916
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 21 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1959 Ne Pacific St, C-212, Box 356340
Seattle, WA 981956340
(206) 543-0065
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 29, 2012
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Washington #MD60027205
Medicaid
WA #1477661916

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477661916. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
534
Distinct HCPCS
10
Medicare allowed
$55,177
HCPCS Description Services Patients Avg allowed
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 118 28 $33
99215 Established patient office or other outpatient visit, 40-54 minutes 59 48 $148
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 56 56 $87
45380 Biopsy of large bowel using a flexible endoscope 56 56 $140
91065 Measurement of hydrogen in breath to test for stomach and bowel symptoms 40 38 $11
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 39 27 $85
91122 Study of rectum sensitivity and function 33 33 $94
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 32 32 $270
99214 Established patient office or other outpatient visit, 30-39 minutes 30 26 $101
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 18 18 $139

In context: peer comparison

Among 44 peers in this city , average services per provider: 39. This provider delivers 14× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
558
Patients
199
Total drug cost
$56,635
Drug Type Claims Patients Total cost
Omeprazole Generic 88 28 $1,651
Bethanechol Chloride Generic 80 29 $6,388
Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) Brand 65 65 $1,089
Famotidine Generic 61 16 $1,308
Pyridostigmine Bromide Generic 38 0 $4,491
Dicyclomine Hcl Generic 37 0 $1,461
Pantoprazole Sodium Generic 36 13 $714
Diphenoxylate-Atropine (Diphenoxylate Hcl/Atropine) Brand 25 0 $1,633
Ondansetron Odt (Ondansetron) Brand 21 11 $619
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 20 19 $1,499

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Margaret Eugenio's medical specialty?
Dr. Margaret Eugenio practices Gastroenterology Physician in Seattle, WA.
Where does Dr. Margaret Eugenio practice?
Dr. Margaret Eugenio practices at 1959 Ne Pacific St, Seattle, WA 981956340. Office phone: 2065430065.
What is Dr. Margaret Eugenio's NPI?
Dr. Margaret Eugenio's National Provider Identifier (NPI) is 1477661916, issued by NPPES.
Does Dr. Margaret Eugenio accept Medicare assignment?
Yes. Dr. Margaret Eugenio accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Margaret Eugenio commonly perform?
Top Medicare-reported procedures in 2023: Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212); Established patient office or other outpatient visit (HCPCS 99215); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.