Doctor profile · Federal record

Dr. Aaron Han, MD

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Anatomic Pathology & Clinical Pathology Physician · Anatomic Pathology & Clinical Pathology Physician · Louisville, KY

  • NPI 1063172658
  • Accepts Medicare
  • 36 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
550 S Jackson St
Louisville, KY 402021622
(502) 852-1816
Mailing address
2160 S 1St Ave
Maywood, IL 601533328

Credentials & registration

NPPES · NUCC
NPI registered
December 2021 — 5 yrs on file
Profile last updated
June 17, 2025
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State licenses (3)
Illinois #036174166 · Pennsylvania #MD047494L · Kentucky #58235

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063172658. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
394
Distinct HCPCS
6
Medicare allowed
$14,351
HCPCS Description Services Patients Avg allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity 240 113 $33
88331 Pathology examination of specimen during surgery, first tissue block 52 25 $56
88304 Pathology examination of tissue using a microscope, moderately low complexity 39 33 $10
88307 Pathology examination of tissue using a microscope, moderately high complexity 30 18 $76
88342 Special stained specimen slides to examine tissue, initial procedure 17 17 $32
88311 Preparation of tissue for examination by removing any calcium present 16 13 $11

In context: peer comparison

Among 21 peers in this city , average services per provider: 183. This provider delivers 2.2× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Aaron Han's medical specialty?
Dr. Aaron Han practices Anatomic Pathology & Clinical Pathology Physician in Louisville, KY.
Where does Dr. Aaron Han practice?
Dr. Aaron Han practices at 550 S Jackson St, Louisville, KY 402021622. Office phone: 5028521816.
What is Dr. Aaron Han's NPI?
Dr. Aaron Han's National Provider Identifier (NPI) is 1063172658, issued by NPPES.
Does Dr. Aaron Han accept Medicare assignment?
Yes. Dr. Aaron Han accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Han commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Pathology examination of specimen during surgery, first tissue block (HCPCS 88331); Pathology examination of tissue using a microscope, moderately low complexity (HCPCS 88304). Source: CMS Medicare Physician & Other Practitioners file.