Doctor profile · Federal record
Dr. Jon Lomasney, MD
Anatomic Pathology Physician (CMS: Pathology) · Chicago, IL
- NPI 1346269966
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 39 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
680 N Lake Shore Dr, Suite 1000
Chicago, IL 606114546
(312) 695-9797
Credentials & registration
- NPI registered
- July 2006 — 20 yrs on file
- Profile last updated
- December 13, 2007
- Year of graduation
- 1987 — 39 yrs since
- Specialty taxonomy
- 207ZP0101X — NUCC code
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346269966. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
452
Distinct HCPCS
6
Medicare allowed
$16,455
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 227 | 170 | $38 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 81 | 45 | $12 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 64 | 51 | $84 | |
88346 |
Antibody evaluation, initial single antibody stain procedure | 34 | 20 | $36 | |
88300 |
Pathology examination of tissue using a microscope, limited examination | 31 | 25 | $5 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 15 | 15 | $12 |
In context: peer comparison
Among 11 peers in Chicago Anatomic Pathology Physician, average services per provider: 92. This provider delivers 4.9× the peer median.Frequently asked questions
What is Dr. Jon Lomasney's medical specialty?
Dr. Jon Lomasney practices Anatomic Pathology Physician in Chicago, IL.
Where does Dr. Jon Lomasney practice?
Dr. Jon Lomasney practices at 680 N Lake Shore Dr, Chicago, IL 606114546. Office phone: 3126959797.
What is Dr. Jon Lomasney's NPI?
Dr. Jon Lomasney's National Provider Identifier (NPI) is 1346269966, issued by NPPES.
Does Dr. Jon Lomasney accept Medicare assignment?
Yes. Dr. Jon Lomasney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jon Lomasney commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue including interpretation and report (HCPCS 88313); Pathology examination of tissue using a microscope, moderately high complexity (HCPCS 88307). Source: CMS Medicare Physician & Other Practitioners file.