Doctor profile · Federal record

Dr. GUSTAVO ALDAY, M.D.

Internal Medicine Physician (CMS: INTERNAL MEDICINE) · Hospitalist Physician · DANBURY, CT

  • NPI 1962544098
  • Accepts Medicare
  • MIPS 89.1 / 100 · 2023
  • 31 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
24 HOSPITAL AVE
DANBURY, CT 068106099
(203) 739-6959

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
March 20, 2012
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Connecticut #044901

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1962544098. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
390
Distinct HCPCS
4
Medicare allowed
$43,799
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 212 108 $125
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 86 53 $84
99239 Hospital discharge day management, more than 30 minutes 64 63 $120
99238 Hospital discharge day management, 30 minutes or less 28 28 $86

In context: peer comparison

Among 35 peers in this city , average services per provider: 136. This provider delivers 2.9× the peer median.

Hospital affiliations

CMS Hospital Compare