Doctor profile · Federal record

Dr. Longwen Chen, M.D.

Clinical Pathology/Laboratory Medicine Physician (CMS: Pathology) · Scottsdale, AZ

  • NPI 1881650778
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13400 E Shea Blvd
Scottsdale, AZ 852595452
(480) 301-8000

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
October 6, 2020
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207ZP0105X — NUCC code
State license (1)
Arizona #45384

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1881650778. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,419
Distinct HCPCS
10
Medicare allowed
$63,931
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 310 156 $36
88305 Pathology examination of tissue using a microscope, intermediate complexity 206 130 $48
88341 Special stained specimen slides to examine tissue, each additional procedure 137 42 $27
88112 Cell examination of specimen, selective cellular enhancement technique 100 90 $27
88112 Cell examination of specimen, selective cellular enhancement technique 89 77 $27
88173 Evaluation of fine needle aspirate with interpretation and report 76 64 $70
88307 Pathology examination of tissue using a microscope, moderately high complexity 75 37 $79
88173 Evaluation of fine needle aspirate with interpretation and report 71 41 $67
88342 Special stained specimen slides to examine tissue, initial procedure 63 48 $33
88341 Special stained specimen slides to examine tissue, each additional procedure 61 12 $27

In context: peer comparison

Among 16 peers in this city , average services per provider: 958. This provider delivers 1.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Longwen Chen's medical specialty?
Dr. Longwen Chen practices Clinical Pathology/Laboratory Medicine Physician in Scottsdale, AZ.
Where does Dr. Longwen Chen practice?
Dr. Longwen Chen practices at 13400 E Shea Blvd, Scottsdale, AZ 852595452. Office phone: 4803018000.
What is Dr. Longwen Chen's NPI?
Dr. Longwen Chen's National Provider Identifier (NPI) is 1881650778, issued by NPPES.
Does Dr. Longwen Chen accept Medicare assignment?
Yes. Dr. Longwen Chen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Longwen Chen commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341). Source: CMS Medicare Physician & Other Practitioners file.