Doctor profile · Federal record
Dr. John Frederiksen, M.D., PH.D.
Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Chicago, IL
- NPI 1396987277
- Accepts Medicare
- MIPS 77.1 / 100 · 2023
- 17 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
840 S. Wood St., 130 Csn M/C 847
Chicago, IL 606124325
(312) 996-7312
fax (312) 996-7586
Credentials & registration
- NPI registered
- March 2009 — 17 yrs on file
- Profile last updated
- June 11, 2024
- Year of graduation
- 2009 — 17 yrs since
- Specialty taxonomy
- 207ZP0102X — NUCC code
- State license (1)
- Illinois #036.158028
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1396987277. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
343
Distinct HCPCS
9
Medicare allowed
$9,952
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
83020 |
Hemoglobin analysis and measurement, electrophoresis | 152 | 48 | $18 | |
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 47 | 23 | $37 | |
85060 |
Blood smear interpretation by physician with written report | 39 | 36 | $25 | |
85097 |
Bone marrow, smear interpretation | 19 | 16 | $49 | |
88188 |
Flow cytometry technique for dna or cell analysis, 9 to 15 markers | 19 | 18 | $64 | |
88311 |
Preparation of tissue for examination by removing any calcium present | 19 | 16 | $13 | |
88342 |
Special stained specimen slides to examine tissue, initial procedure | 19 | 15 | $35 | |
88189 |
Flow cytometry technique for dna or cell analysis, 16 or more markers | 15 | 13 | $86 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 14 | 12 | $12 |
In context: peer comparison
Among 55 peers in Chicago Anatomic Pathology & Clinical Pathology Physician, average services per provider: 145. This provider delivers 2.4× the peer median.Frequently asked questions
What is Dr. John Frederiksen's medical specialty?
Dr. John Frederiksen practices Anatomic Pathology & Clinical Pathology Physician in Chicago, IL.
Where does Dr. John Frederiksen practice?
Dr. John Frederiksen practices at 840 S. Wood St., Chicago, IL 606124325. Office phone: 3129967312.
What is Dr. John Frederiksen's NPI?
Dr. John Frederiksen's National Provider Identifier (NPI) is 1396987277, issued by NPPES.
Does Dr. John Frederiksen accept Medicare assignment?
Yes. Dr. John Frederiksen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Frederiksen commonly perform?
Top Medicare-reported procedures in 2023: Hemoglobin analysis and measurement, electrophoresis (HCPCS 83020); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Blood smear interpretation by physician with written report (HCPCS 85060). Source: CMS Medicare Physician & Other Practitioners file.