Doctor profile · Federal record
Dr. John Ozolek, MD
Pediatric Pathology Physician (CMS: Pathology) · Anatomic Pathology Physician · Pittsburgh, PA
- NPI 1639144256
- Accepts Medicare
- 37 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
4401 Penn Ave
Pittsburgh, PA 152241334
(412) 692-5650 - Additional location
-
550 University Blvd
Indianapolis, IN 462025149
(317) 948-6400
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- January 2, 2026
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207ZP0213X — NUCC code
- State licenses (2)
- Pennsylvania #MD046799L · Indiana #01054108A
- Medicaid
- PA #001747814
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1639144256. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
659
Distinct HCPCS
9
Medicare allowed
$28,736
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 242 | 84 | $35 | |
88331 |
Pathology examination of specimen during surgery, first tissue block | 107 | 40 | $59 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 96 | 34 | $78 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 85 | 17 | $27 | |
88332 |
Pathology examination of specimen during surgery, each additional tissue block | 41 | 14 | $26 | |
88304 |
Pathology examination of tissue using a microscope, moderately low complexity | 37 | 26 | $10 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 23 | 21 | $33 | |
88309 |
Pathology examination of tissue using a microscope, high complexity | 15 | 15 | $137 | |
88300 |
Pathology examination of tissue using a microscope, limited examination | 13 | 12 | $4 |
In context: peer comparison
Among 1 peers in Pittsburgh Pediatric Pathology Physician, average services per provider: 73. This provider delivers 9.0× the peer median.Open Payments
Industry payments received
All-time total
$765
Transactions
3
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Leica Microsystems INC. | 3 | $765.00 |
By nature of payment
Frequently asked questions
What is Dr. John Ozolek's medical specialty?
Dr. John Ozolek practices Pediatric Pathology Physician in Pittsburgh, PA.
Where does Dr. John Ozolek practice?
Dr. John Ozolek practices at 4401 Penn Ave, Pittsburgh, PA 152241334. Office phone: 4126925650.
What is Dr. John Ozolek's NPI?
Dr. John Ozolek's National Provider Identifier (NPI) is 1639144256, issued by NPPES.
Does Dr. John Ozolek accept Medicare assignment?
Yes. Dr. John Ozolek accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Ozolek 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 high complexity (HCPCS 88307). Source: CMS Medicare Physician & Other Practitioners file.