Doctor profile · Federal record

Dr. Timothy Johnson, M.D.

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

  • NPI 1528222593
  • Accepts Medicare
  • 18 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2424 N Wyatt Dr, Suite 100
Tucson, AZ 857126115
(520) 324-8621
fax (520) 324-3935
Mailing address
Po Box 31235
Tucson, AZ 857511235

Credentials & registration

NPPES · NUCC
NPI registered
July 2008 — 18 yrs on file
Profile last updated
June 26, 2019
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
207R00000X — NUCC code
State licenses (2)
Arizona #45028 · Arizona #R70572
Medicaid
AZ #673142

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1528222593. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
714
Distinct HCPCS
4
Medicare allowed
$83,199
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 453 191 $114
99239 Hospital discharge day management, more than 30 minutes 169 167 $111
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 64 64 $168
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 28 14 $77

In context: peer comparison

Among 128 peers in Tucson Internal Medicine Physician, average services per provider: 112. This provider delivers 6.4× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
162
Patients
160
Total drug cost
$1,404
Drug Type Claims Patients Total cost
Metoprolol Succinate Generic 27 27 $288
Furosemide Generic 24 24 $106
Atorvastatin Calcium Generic 19 19 $154
Metoprolol Tartrate Generic 18 18 $90
Carvedilol Generic 17 17 $152
Nitroglycerin Generic 17 15 $427
Losartan Potassium Generic 15 15 $112
Prednisone Generic 14 14 $38
Amlodipine Besylate Generic 11 11 $37

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy Johnson's medical specialty?
Dr. Timothy Johnson practices Internal Medicine Physician in Tucson, AZ.
Where does Dr. Timothy Johnson practice?
Dr. Timothy Johnson practices at 2424 N Wyatt Dr, Tucson, AZ 857126115. Office phone: 5203248621.
What is Dr. Timothy Johnson's NPI?
Dr. Timothy Johnson's National Provider Identifier (NPI) is 1528222593, issued by NPPES.
Does Dr. Timothy Johnson accept Medicare assignment?
Yes. Dr. Timothy Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Johnson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.