Doctor profile · Federal record
Dr. Jonathon Gralewski, D.O.
Clinical Pathology/Laboratory Medicine Physician (CMS: Pathology) · Student in an Organized Health Care Education/Training Program · Hematology (Pathology) Physician · Molecular Genetic Pathology (Pathology) Physician · Anatomic Pathology & Clinical Pathology Physician · Rochester, MN
- NPI 1861811283
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511 - Additional location
-
MSC (Pathology) 1 University of New Mexico
Albuquerque, NM 87131
(505) 938-8456
fax (505) 938-8414 - Additional location
-
1 Veterans Dr
Minneapolis, MN 554172309
(612) 467-2502
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- January 19, 2024
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207ZP0105X — NUCC code
- State licenses (2)
- Minnesota #70886 · Arkansas #E-11367
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1861811283. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,141
Distinct HCPCS
10
Medicare allowed
$39,140
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 173 | 45 | $42 | |
88341 |
Special stained specimen slides to examine tissue, each additional procedure | 132 | 24 | $26 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 109 | 36 | $22 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 83 | 57 | $34 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 80 | 59 | $40 | |
85097 |
Bone marrow, smear interpretation | 60 | 59 | $66 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 57 | 54 | $43 | |
88311 |
Preparation of tissue for examination by removing any calcium present | 54 | 53 | $12 | |
84165 |
Protein measurement, serum | 53 | 50 | $16 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 50 | 17 | $11 |
In context: peer comparison
Among 13 peers in Rochester Clinical Pathology/Laboratory Medicine Physician, average services per provider: 81. This provider delivers 14× the peer median.Frequently asked questions
What is Dr. Jonathon Gralewski's medical specialty?
Dr. Jonathon Gralewski practices Clinical Pathology/Laboratory Medicine Physician in Rochester, MN.
Where does Dr. Jonathon Gralewski practice?
Dr. Jonathon Gralewski practices at 200 1St St Sw, Rochester, MN 559050001. Office phone: 5072842511.
What is Dr. Jonathon Gralewski's NPI?
Dr. Jonathon Gralewski's National Provider Identifier (NPI) is 1861811283, issued by NPPES.
Does Dr. Jonathon Gralewski accept Medicare assignment?
Yes. Dr. Jonathon Gralewski accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jonathon Gralewski commonly perform?
Top Medicare-reported procedures in 2023: Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue, each additional procedure (HCPCS 88341); Special stained specimen slides to examine tissue including interpretation and report (HCPCS 88313). Source: CMS Medicare Physician & Other Practitioners file.