Doctor profile · Federal record

Dr. Jordan Sack, MD, MPH

Hepatology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Transplant Hepatology Physician · Boston, MA

  • NPI 1669883245
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
45 Francis St, Asb-II, GI Clinic
Boston, MA 021156110
(617) 732-6389
fax (617) 566-0338
Additional location
1153 Centre Street, Suite 4B
Boston, MA 02130
(617) 983-7848
Additional location
55 Fruit Street, MGH Gastroenterology Associates
Boston, MA 02114
(617) 726-3313

Credentials & registration

NPPES · NUCC
NPI registered
May 2014 — 12 yrs on file
Profile last updated
August 20, 2021
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RI0008X — NUCC code
State license (1)
Massachusetts #287611

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1669883245. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
599
Distinct HCPCS
10
Medicare allowed
$72,492
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 94 54 $84
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 70 48 $127
G0500 Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito 69 65 $6
45380 Biopsy of large bowel using a flexible endoscope 64 64 $145
99215 Established patient office or other outpatient visit, 40-54 minutes 64 40 $153
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 45 43 $185
99215 Established patient office or other outpatient visit, 40-54 minutes 42 31 $192
91200 Measurement of liver stiffness 36 36 $11
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 29 29 $104
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 26 26 $263

In context: peer comparison

Among 5 peers in Boston Hepatology Physician, average services per provider: 49. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
78
Patients
29
Total drug cost
$4,777
Drug Type Claims Patients Total cost
Omeprazole Generic 20 12 $337
Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) Brand 17 17 $287
Ursodiol Generic 16 0 $3,679
Carvedilol Generic 14 0 $53
Mycophenolate Mofetil Generic 11 0 $420

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jordan Sack's medical specialty?
Dr. Jordan Sack practices Hepatology Physician in Boston, MA.
Where does Dr. Jordan Sack practice?
Dr. Jordan Sack practices at 45 Francis St, Boston, MA 021156110. Office phone: 6177326389.
What is Dr. Jordan Sack's NPI?
Dr. Jordan Sack's National Provider Identifier (NPI) is 1669883245, issued by NPPES.
Does Dr. Jordan Sack accept Medicare assignment?
Yes. Dr. Jordan Sack accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jordan Sack commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.