Doctor profile · Federal record

Dr. Cesar Santillana, MD

Internal Medicine Physician (CMS: Internal Medicine) · Internal Medicine Physician · Internal Medicine Physician · Hospitalist Physician · Hospitalist Physician · Tucson, AZ

  • NPI 1063974889
  • Accepts Medicare
  • 8 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 6 locations .

NPPES Updated May 11, 2026
Primary practice
1601 W Saint Marys RD
Tucson, AZ 857452623
(520) 622-5833
Additional location
11750 Bird RD
Miami, FL 331753530
(305) 223-2000
fax (305) 227-5556
Additional location
820 Prudential Dr Ste 304
Jacksonville, FL 322078205
(904) 202-3860
Show 3 more locations
Additional location
4500 Memorial Dr
Belleville, IL 622265360
(618) 257-6220
Additional location
190 Sandy Springs Pl Ne, Suite 100
Atlanta, GA 303285908
(404) 383-4045
Additional location
4801 Ambassador Caffery Pkwy
Lafayette, LA 705086917
(337) 470-2605
fax (337) 470-4595
Mailing address
11342 Sw 71St Ln
Miami, FL 331731970

Credentials & registration

NPPES · NUCC
NPI registered
April 2019 — 7 yrs on file
Profile last updated
April 30, 2025
Year of graduation
2018 — 8 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (4)
Florida #ME153137 · New Mexico #MD2022-1447 · Illinois #036162486 · Louisiana #339579

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063974889. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
464
Distinct HCPCS
6
Medicare allowed
$53,704
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 154 56 $76
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 138 138 $168
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 105 35 $114
99239 Hospital discharge day management, more than 30 minutes 25 24 $108
99238 Hospital discharge day management, 30 minutes or less 23 23 $78
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 19 19 $127

In context: peer comparison

Among 128 peers in Tucson Internal Medicine Physician, average services per provider: 112. This provider delivers 4.1× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
214
Patients
114
Total drug cost
$12,938
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 29 26 $246
Atorvastatin Calcium Generic 20 19 $205
Eliquis (Apixaban) Brand 18 14 $10,979
Levothyroxine Sodium Generic 17 0 $282
Amlodipine Besylate Generic 15 14 $44
Albuterol Sulfate Hfa (Albuterol Sulfate) Brand 14 14 $406
Cefdinir Generic 14 14 $99
Tamsulosin Hcl Generic 14 0 $171
Methylprednisolone Generic 13 13 $91
Carvedilol Generic 12 0 $79

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Cesar Santillana's medical specialty?
Dr. Cesar Santillana practices Internal Medicine Physician in Tucson, AZ.
Where does Dr. Cesar Santillana practice?
Dr. Cesar Santillana practices at 1601 W Saint Marys RD, Tucson, AZ 857452623. Office phone: 5206225833.
What is Dr. Cesar Santillana's NPI?
Dr. Cesar Santillana's National Provider Identifier (NPI) is 1063974889, issued by NPPES.
Does Dr. Cesar Santillana accept Medicare assignment?
Yes. Dr. Cesar Santillana accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Cesar Santillana commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.