Doctor profile · Federal record

Dr. John Chen, M.D., FAAD

Mohs-Micrographic Surgery Physician (CMS: Dermatology) · Tucson, AZ

  • NPI 1942209887
  • Accepts Medicare
  • MIPS 71.7 / 100 · 2023
  • 34 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1595 E River RD, Suite 201
Tucson, AZ 857185981
(520) 293-5757
fax (520) 293-7358

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
February 15, 2017
Year of graduation
1992 — 34 yrs since
Specialty taxonomy
207ND0101X — NUCC code
State license (1)
Arizona #32355
Medicaid
AZ #858037

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1942209887. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
842
Distinct HCPCS
10
Medicare allowed
$340,651
HCPCS Description Services Patients Avg allowed
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 255 166 $404
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 246 204 $629
99212 Established patient office or other outpatient visit, 10-19 minutes 96 62 $55
17313 Removal and microscopic exam of growth of trunk, arms, or legs, 1-5 tissue blocks 44 39 $624
13132 Complicated repair of wound of forehead, cheeks, chin, mouth, neck, underarms, genitals, hands, or feet, 2.6-7.5 cm 43 43 $243
12052 Intermediate repair of wound of face, ears, eyelids, nose, lips, or mouth, 2.6-5.0 cm 37 36 $155
12032 Intermediate repair of wound of scalp, underarms, trunk, arms, or legs, 2.6-7.5 cm 28 28 $171
17314 Removal and microscopic exam of growth of trunk, arms, or legs, each additional stage, 1-5 tissue blocks 26 22 $387
13121 Complicated repair of wound of scalp, arms, or legs, 2.6-7.5 cm 25 24 $234
12042 Intermediate repair of wound of neck, hands, feet, or genitals, 2.6-7.5 cm 16 14 $152

In context: peer comparison

Among 2 peers in this city , average services per provider: 112. This provider delivers 7.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$268
Transactions
3
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Medtronic, Inc. 1 $133.23
Regeneron Healthcare Solutions, Inc. 1 $121.83
Boston Scientific Corporation 1 $13.22

By nature of payment

Food and Beverage
$268

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
177
Patients
149
Total drug cost
$1,890
Drug Type Claims Patients Total cost
Cephalexin Generic 114 105 $1,491
Acetaminophen-Codeine (Acetaminophen With Codeine) Brand 35 32 $153
Mupirocin Generic 15 0 $112
Doxycycline Hyclate Generic 13 12 $134

Frequently asked questions

Auto-generated from federal data
What is Dr. John Chen's medical specialty?
Dr. John Chen practices Mohs-Micrographic Surgery Physician in Tucson, AZ.
Where does Dr. John Chen practice?
Dr. John Chen practices at 1595 E River RD, Tucson, AZ 857185981. Office phone: 5202935757.
What is Dr. John Chen's NPI?
Dr. John Chen's National Provider Identifier (NPI) is 1942209887, issued by NPPES.
Does Dr. John Chen accept Medicare assignment?
Yes. Dr. John Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Chen commonly perform?
Top Medicare-reported procedures in 2023: Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks (HCPCS 17312); Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks (HCPCS 17311); Established patient office or other outpatient visit (HCPCS 99212). Source: CMS Medicare Physician & Other Practitioners file.