Doctor profile · Federal record
Dr. Aaron Klein, M.D.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Mount Vernon, IL
- NPI 1467623082
- Accepts Medicare
- 18 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1 Good Samaritan Way, Department of Pathology
Mount Vernon, IL 628642402
(618) 899-1994
Credentials & registration
- NPI registered
- March 2008 — 18 yrs on file
- Profile last updated
- January 2, 2014
- Year of graduation
- 2008 — 18 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State license (1)
- Illinois #036133987
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1467623082. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
901
Distinct HCPCS
2
Medicare allowed
$29,689
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 888 | 194 | $33 | |
88300 |
Pathology examination of tissue using a microscope, limited examination | 13 | 13 | $4 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 181. This provider delivers 5.0× the peer median.Frequently asked questions
What is Dr. Aaron Klein's medical specialty?
Dr. Aaron Klein practices Anatomic Pathology & Clinical Pathology Physician in Mount Vernon, IL.
Where does Dr. Aaron Klein practice?
Dr. Aaron Klein practices at 1 Good Samaritan Way, Mount Vernon, IL 628642402. Office phone: 6188991994.
What is Dr. Aaron Klein's NPI?
Dr. Aaron Klein's National Provider Identifier (NPI) is 1467623082, issued by NPPES.
Does Dr. Aaron Klein accept Medicare assignment?
Yes. Dr. Aaron Klein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Aaron Klein 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, limited examination (HCPCS 88300). Source: CMS Medicare Physician & Other Practitioners file.