Doctor profile · Federal record

Dr. Susan O'Connor, M.D.

Specialist (CMS: General Surgery) · Brewer, ME

  • NPI 1629034699
  • Accepts Medicare
  • 38 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
33 Whiting Hill RD, Suite 33
Brewer, ME 044121021
(207) 973-9720
fax (207) 973-9710

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
January 29, 2014
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
174400000X — NUCC code
State license (1)
Maine #013812
Medicaid
ME #296670099

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629034699. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
373
Distinct HCPCS
9
Medicare allowed
$53,181
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 185 163 $62
19301 Partial removal of breast 40 39 $611
99214 Established patient office or other outpatient visit, 30-39 minutes 28 25 $92
38525 Biopsy or removal of deep lymph nodes of underarm 24 24 $207
99204 New patient office or other outpatient visit, 45-59 minutes 23 23 $125
38900 Imaging of lymph nodes during surgery 22 22 $126
76642 Limited ultrasound scan of 1 breast 19 16 $33
99203 New patient office or other outpatient visit, 30-44 minutes 18 18 $78
19083 Biopsy of breast and placement of locating device using ultrasound, first growth 14 14 $144

In context: peer comparison

Among 1 peers in Brewer Specialist, average services per provider: 41. This provider delivers 9.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
14
Patients
12
Total drug cost
$36
Drug Type Claims Patients Total cost
Tramadol Hcl Generic 14 12 $36

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Susan O'Connor's medical specialty?
Dr. Susan O'Connor practices Specialist in Brewer, ME.
Where does Dr. Susan O'Connor practice?
Dr. Susan O'Connor practices at 33 Whiting Hill RD, Brewer, ME 044121021. Office phone: 2079739720.
What is Dr. Susan O'Connor's NPI?
Dr. Susan O'Connor's National Provider Identifier (NPI) is 1629034699, issued by NPPES.
Does Dr. Susan O'Connor accept Medicare assignment?
Yes. Dr. Susan O'Connor accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Susan O'Connor commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Partial removal of breast (HCPCS 19301); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.