Doctor profile · Federal record

Dr. Ari Kriegel, M.D.

Hospitalist Physician (CMS: Internal Medicine) · Student in an Organized Health Care Education/Training Program · Boston, MA

  • NPI 1801243613
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
330 Brookline Ave
Boston, MA 022155400
(617) 667-7000

Credentials & registration

NPPES · NUCC
NPI registered
May 2016 — 10 yrs on file
Profile last updated
August 21, 2019
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
208M00000X — NUCC code
State licenses (2)
Massachusetts #278515 · Massachusetts #268231

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1801243613. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
488
Distinct HCPCS
5
Medicare allowed
$55,879
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 216 88 $126
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 167 72 $84
99239 Hospital discharge day management, more than 30 minutes 68 68 $123
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 24 24 $184
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 13 13 $138

In context: peer comparison

Among 48 peers in Boston Hospitalist Physician, average services per provider: 84. This provider delivers 5.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Ari Kriegel's medical specialty?
Dr. Ari Kriegel practices Hospitalist Physician in Boston, MA.
Where does Dr. Ari Kriegel practice?
Dr. Ari Kriegel practices at 330 Brookline Ave, Boston, MA 022155400. Office phone: 6176677000.
What is Dr. Ari Kriegel's NPI?
Dr. Ari Kriegel's National Provider Identifier (NPI) is 1801243613, issued by NPPES.
Does Dr. Ari Kriegel accept Medicare assignment?
Yes. Dr. Ari Kriegel accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ari Kriegel commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.