Doctor profile · Federal record

Dr. Andrew Tang, DO

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

  • NPI 1629506811
  • Accepts Medicare
  • 9 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5700 Arizona 90
Sierra Vista, AZ 85635
(520) 263-2000
Mailing address
5700 Arizona 90
Sierra Vista, AZ 85365

Credentials & registration

NPPES · NUCC
NPI registered
June 2017 — 9 yrs on file
Profile last updated
April 9, 2021
Year of graduation
2017 — 9 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #008409

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1629506811. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
809
Distinct HCPCS
5
Medicare allowed
$90,612
HCPCS Description Services Patients Avg allowed
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 279 153 $115
99239 Hospital discharge day management, more than 30 minutes 215 212 $111
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 181 121 $77
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 90 90 $168
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 44 43 $126

In context: peer comparison

Among 9 peers in this city , average services per provider: 137. This provider delivers 5.9× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
195
Patients
182
Total drug cost
$8,225
Drug Type Claims Patients Total cost
Atorvastatin Calcium Generic 22 22 $128
Cefdinir Generic 22 22 $325
Clopidogrel (Clopidogrel Bisulfate) Brand 21 21 $162
Pantoprazole Sodium Generic 18 18 $153
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 16 15 $158
Amlodipine Besylate Generic 13 13 $75
Azithromycin Generic 13 12 $49
Prednisone Generic 13 13 $26
Lisinopril Generic 12 12 $38
Metoprolol Succinate Generic 12 12 $112

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Andrew Tang's medical specialty?
Dr. Andrew Tang practices Internal Medicine Physician in Sierra Vista, AZ.
Where does Dr. Andrew Tang practice?
Dr. Andrew Tang practices at 5700 Arizona 90, Sierra Vista, AZ 85635. Office phone: 5202632000.
What is Dr. Andrew Tang's NPI?
Dr. Andrew Tang's National Provider Identifier (NPI) is 1629506811, issued by NPPES.
Does Dr. Andrew Tang accept Medicare assignment?
Yes. Dr. Andrew Tang accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Andrew Tang 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); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232). Source: CMS Medicare Physician & Other Practitioners file.