Doctor profile · Federal record

Dr. Jacqueline Seiglie, MD

Endocrinology, Diabetes & Metabolism Physician (CMS: Endocrinology) · Internal Medicine Physician · Boston, MA

  • NPI 1366855348
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
Massachusetts General Hospital, 55 Fruit Street
Boston, MA 02114
(617) 726-2865

Credentials & registration

NPPES · NUCC
NPI registered
June 2014 — 12 yrs on file
Profile last updated
May 29, 2020
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RE0101X — NUCC code
State licenses (2)
Massachusetts #269408 · Massachusetts #L-259316

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1366855348. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
158
Distinct HCPCS
6
Medicare allowed
$15,927
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 50 28 $53
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 29 22 $84
99443 Telephone medical discussion with physician, 21-30 minutes 28 20 $140
99214 Established patient office or other outpatient visit, 30-39 minutes 23 19 $140
99213 Established patient office or other outpatient visit, 20-29 minutes 17 12 $100
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 11 11 $184

In context: peer comparison

Among 97 peers in Boston Endocrinology, Diabetes & Metabolism Physician, average services per provider: 116. This provider delivers 1.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
111
Patients
12
Total drug cost
$126,729
Drug Type Claims Patients Total cost
Trulicity (Dulaglutide) Brand 49 12 $53,933
Ozempic (Semaglutide) Brand 27 0 $37,193
Jardiance (Empagliflozin) Brand 24 0 $35,540
Metformin Hcl ER (Metformin Hcl) Brand 11 0 $63

Frequently asked questions

Auto-generated from federal data
What is Dr. Jacqueline Seiglie's medical specialty?
Dr. Jacqueline Seiglie practices Endocrinology, Diabetes & Metabolism Physician in Boston, MA.
Where does Dr. Jacqueline Seiglie practice?
Dr. Jacqueline Seiglie practices at Massachusetts General Hospital, Boston, MA 02114. Office phone: 6177262865.
What is Dr. Jacqueline Seiglie's NPI?
Dr. Jacqueline Seiglie's National Provider Identifier (NPI) is 1366855348, issued by NPPES.
Does Dr. Jacqueline Seiglie accept Medicare assignment?
Yes. Dr. Jacqueline Seiglie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jacqueline Seiglie commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Telephone medical discussion with physician (HCPCS 99443). Source: CMS Medicare Physician & Other Practitioners file.