Doctor profile · Federal record

Dr. Tom Tan, M.D.

Internal Medicine Physician (CMS: Internal Medicine) · Phoenix, AZ

  • NPI 1922285188
  • Accepts Medicare
  • 19 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5777 E Mayo Blvd
Phoenix, AZ 850544502
(480) 515-6296
Mailing address
1920 N 32Nd St Apt 202
Phoenix, AZ 850082981

Credentials & registration

NPPES · NUCC
NPI registered
January 2008 — 18 yrs on file
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Arizona #81518

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922285188. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
168
Distinct HCPCS
2
Medicare allowed
$29,033
HCPCS Description Services Patients Avg allowed
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 154 150 $176
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 14 14 $132

In context: peer comparison

Among 171 peers in this city , average services per provider: 159. This provider delivers 1.1× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Tom Tan's medical specialty?
Dr. Tom Tan practices Internal Medicine Physician in Phoenix, AZ.
Where does Dr. Tom Tan practice?
Dr. Tom Tan practices at 5777 E Mayo Blvd, Phoenix, AZ 850544502. Office phone: 4805156296.
What is Dr. Tom Tan's NPI?
Dr. Tom Tan's National Provider Identifier (NPI) is 1922285188, issued by NPPES.
Does Dr. Tom Tan accept Medicare assignment?
Yes. Dr. Tom Tan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Tom Tan commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with moderate level of medical decision making (HCPCS 99223); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.