Doctor profile · Federal record

Dr. Joanna Chan, M.D.

Mohs-Micrographic Surgery Physician (CMS: Dermatology) · Mohs-Micrographic Surgery Physician · Procedural Dermatology Physician · Long Beach, CA

  • NPI 1588714430
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 20 yrs in practice
  • Licensed in 2 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
3918 Long Beach Blvd., Suite 200
Long Beach, CA 90807
(562) 997-1144
fax (562) 997-9881

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
February 9, 2012
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207ND0101X — NUCC code
State licenses (2)
California #A110959 · Texas #N1579

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1588714430. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,693
Distinct HCPCS
10
Medicare allowed
$1,204,911
HCPCS Description Services Patients Avg allowed
Q4186 Epifix, per square centimeter 1,095 39 $146
17003 Destruction of precancer skin growth, 2-14 growths 707 134 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 483 275 $139
17312 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, each additional stage, 1-5 tissue blocks 342 166 $473
99213 Established patient office or other outpatient visit, 20-29 minutes 325 172 $99
17311 Removal and microscopic exam of growth of head, neck, hands, feet, or genitals, 1-5 tissue blocks 316 202 $540
17110 Destruction of skin growth, 1-14 growths 287 178 $119
11102 Biopsy of related skin growth, first growth 249 166 $86
17000 Destruction of precancer skin growth, 1 growth 235 167 $49
11103 Biopsy of related skin growth, each additional growth 202 85 $58

In context: peer comparison

Among 2 peers in Long Beach Mohs-Micrographic Surgery Physician, average services per provider: 132. This provider delivers 43× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$5,048
Transactions
104
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Lumenis Be INC 1 $1,185.18
Dermavant Sciences, INC. 16 $1,058.77
Abbvie INC. 34 $973.01
E.R. Squibb & Sons, L.L.C. 18 $389.71
Pfizer INC. 9 $268.59
Regeneron Healthcare Solutions, INC. 6 $243.36
Genzyme Corporation 5 $209.08
Arcutis Biotherapeutics, INC. 3 $195.56
Revance Therapeutics, INC. 1 $66.79
Organogenesis INC. 2 $52.78
Ucb, INC. 2 $51.64
Boehringer Ingelheim Pharmaceuticals, INC. 2 $49.18
Merz North America, INC. 1 $48.79
Lilly USA, LLC 2 $47.16
Leo Pharma INC. 2 $41.44

By nature of payment

Food and Beverage
$5,048

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
796
Patients
577
Total drug cost
$10,043
Drug Type Claims Patients Total cost
Cephalexin Generic 301 238 $3,090
Mupirocin Generic 143 122 $1,351
Doxycycline Hyclate Generic 71 49 $1,785
Ketoconazole Generic 48 22 $677
Triamcinolone Acetonide Generic 36 29 $602
Minoxidil Generic 29 0 $225
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 27 26 $137
Hydrocortisone Generic 26 21 $194
Lorazepam Generic 22 17 $27
Ciprofloxacin Hcl Generic 17 13 $191

Frequently asked questions

Auto-generated from federal data
What is Dr. Joanna Chan's medical specialty?
Dr. Joanna Chan practices Mohs-Micrographic Surgery Physician in Long Beach, CA.
Where does Dr. Joanna Chan practice?
Dr. Joanna Chan practices at 3918 Long Beach Blvd., Long Beach, CA 90807. Office phone: 5629971144.
What is Dr. Joanna Chan's NPI?
Dr. Joanna Chan's National Provider Identifier (NPI) is 1588714430, issued by NPPES.
Does Dr. Joanna Chan accept Medicare assignment?
Yes. Dr. Joanna Chan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Joanna Chan commonly perform?
Top Medicare-reported procedures in 2023: Epifix, per square centimeter (HCPCS Q4186); Destruction of precancer skin growth, 2-14 growths (HCPCS 17003); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.