Doctor profile · Federal record

Dr. Ulisses Diaz, D.O.

Hospitalist Physician (CMS: Hospitalist) · Internal Medicine Physician · Miami, FL

  • NPI 1326232661
  • Accepts Medicare
  • MIPS 92.2 / 100 · 2023
  • 21 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
8900 N Kendall Dr
Miami, FL 331762118
(786) 596-6743
fax (786) 596-7998
Mailing address
Po Box 198054
Atlanta, GA 303848054

Credentials & registration

NPPES · NUCC
NPI registered
August 2007 — 19 yrs on file
Profile last updated
February 3, 2022
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
208M00000X — NUCC code
State license (1)
Florida #OS10049

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326232661. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
728
Distinct HCPCS
5
Medicare allowed
$91,570
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 332 132 $130
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 132 69 $86
99239 Hospital discharge day management, more than 30 minutes 114 110 $125
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 112 111 $186
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 38 18 $55

In context: peer comparison

Among 70 peers in this city , average services per provider: 104. This provider delivers 7.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
127
Patients
113
Total drug cost
$1,024
Drug Type Claims Patients Total cost
Methylprednisolone Generic 25 25 $237
Cefdinir Generic 20 20 $268
Famotidine Generic 16 16 $79
Tramadol Hcl Generic 16 16 $34
Hydralazine Hcl Generic 14 13 $93
Pantoprazole Sodium Generic 13 11 $144
Losartan Potassium Generic 12 12 $80
Metoprolol Succinate Generic 11 0 $90

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ulisses Diaz's medical specialty?
Dr. Ulisses Diaz practices Hospitalist Physician in Miami, FL.
Where does Dr. Ulisses Diaz practice?
Dr. Ulisses Diaz practices at 8900 N Kendall Dr, Miami, FL 331762118. Office phone: 7865966743.
What is Dr. Ulisses Diaz's NPI?
Dr. Ulisses Diaz's National Provider Identifier (NPI) is 1326232661, issued by NPPES.
Does Dr. Ulisses Diaz accept Medicare assignment?
Yes. Dr. Ulisses Diaz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ulisses Diaz 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.