Doctor profile · Federal record

Dr. Tracy Ansay, M.D.

Neurological Surgery Physician (CMS: Neurosurgery) · South Weymouth, MA

  • NPI 1154532992
  • Accepts Medicare
  • 20 yrs in practice
  • Female
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
851 Main St Ste 11
South Weymouth, MA 02190
(781) 331-0250
fax (781) 340-0506
Mailing address
375 Boylston St
Brookline, MA 024456007

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
June 18, 2018
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207T00000X — NUCC code
State license (1)
Massachusetts #254744

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1154532992. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
527
Distinct HCPCS
10
Medicare allowed
$93,678
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 126 94 $98
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 92 86 $138
99214 Established patient office or other outpatient visit, 30-39 minutes 80 68 $140
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 52 39 $84
99203 New patient office or other outpatient visit, 30-44 minutes 47 47 $121
99204 New patient office or other outpatient visit, 45-59 minutes 38 38 $182
99215 Established patient office or other outpatient visit, 40-54 minutes 33 25 $196
63047 Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment 19 19 $1,074
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 17 17 $184
99284 Emergency department visit with moderate level of medical decision making 12 12 $126

In context: peer comparison

Among 4 peers in South Weymouth Neurological Surgery Physician, average services per provider: 42. This provider delivers 13× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
11
Patients
0
Total drug cost
$94
Drug Type Claims Patients Total cost
Gabapentin Generic 11 0 $94

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tracy Ansay's medical specialty?
Dr. Tracy Ansay practices Neurological Surgery Physician in South Weymouth, MA.
Where does Dr. Tracy Ansay practice?
Dr. Tracy Ansay practices at 851 Main St Ste 11, South Weymouth, MA 02190. Office phone: 7813310250.
What is Dr. Tracy Ansay's NPI?
Dr. Tracy Ansay's National Provider Identifier (NPI) is 1154532992, issued by NPPES.
Does Dr. Tracy Ansay accept Medicare assignment?
Yes. Dr. Tracy Ansay accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tracy Ansay commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.