Doctor profile · Federal record

Dr. Andreas Bub, MD

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

  • NPI 1013545250
  • Accepts Medicare
  • 6 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1 Hospital Plz
Stamford, CT 069023602
(203) 276-7147
Additional location
41 Mall RD
Burlington, MA 018053602
(781) 744-8000

Credentials & registration

NPPES · NUCC
NPI registered
April 2020 — 6 yrs on file
Profile last updated
July 10, 2023
Year of graduation
2020 — 6 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Massachusetts #1015540

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1013545250. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
246
Distinct HCPCS
3
Medicare allowed
$22,631
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 164 82 $80
99239 Hospital discharge day management, more than 30 minutes 68 67 $116
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 14 11 $120

In context: peer comparison

Among 2 peers in this city , average services per provider: 190. This provider delivers 1.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
37
Patients
12
Total drug cost
$560
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 21 12 $240
Metformin Hcl Generic 16 0 $320

Frequently asked questions

Auto-generated from federal data
What is Dr. Andreas Bub's medical specialty?
Dr. Andreas Bub practices Hospitalist Physician in Stamford, CT.
Where does Dr. Andreas Bub practice?
Dr. Andreas Bub practices at 1 Hospital Plz, Stamford, CT 069023602. Office phone: 2032767147.
What is Dr. Andreas Bub's NPI?
Dr. Andreas Bub's National Provider Identifier (NPI) is 1013545250, issued by NPPES.
Does Dr. Andreas Bub accept Medicare assignment?
Yes. Dr. Andreas Bub accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andreas Bub commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.