Doctor profile · Federal record

Dr. Mark Fons, DO

Anatomic Pathology & Clinical Pathology Physician (CMS: Pathology) · Columbus, IN

  • NPI 1699863647
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2400 17Th St
Columbus, IN 472015351
(812) 418-0014
Additional location
520 S 7Th St
Vincennes, IN 475911038
(812) 882-5220
Mailing address
Po Box 1329
Columbus, IN 472021329

Credentials & registration

NPPES · NUCC
NPI registered
October 2006 — 20 yrs on file
Profile last updated
July 12, 2022
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207ZP0102X — NUCC code
State license (1)
Indiana #02003994A

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699863647. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,523
Distinct HCPCS
10
Medicare allowed
$112,300
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 2,592 1,419 $8
88305 Pathology examination of tissue using a microscope, intermediate complexity 1,472 818 $35
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 422 341 $8
88342 Special stained specimen slides to examine tissue, initial procedure 233 194 $33
88341 Special stained specimen slides to examine tissue, each additional procedure 181 65 $26
88307 Pathology examination of tissue using a microscope, moderately high complexity 89 57 $77
88112 Cell examination of specimen, selective cellular enhancement technique 72 61 $26
88304 Pathology examination of tissue using a microscope, moderately low complexity 59 59 $10
88173 Evaluation of fine needle aspirate with interpretation and report 57 39 $66
85060 Blood smear interpretation by physician with written report 51 48 $22

In context: peer comparison

Among 2 peers in Columbus Anatomic Pathology & Clinical Pathology Physician, average services per provider: 221. This provider delivers 25× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Mark Fons's medical specialty?
Dr. Mark Fons practices Anatomic Pathology & Clinical Pathology Physician in Columbus, IN.
Where does Dr. Mark Fons practice?
Dr. Mark Fons practices at 2400 17Th St, Columbus, IN 472015351. Office phone: 8124180014.
What is Dr. Mark Fons's NPI?
Dr. Mark Fons's National Provider Identifier (NPI) is 1699863647, issued by NPPES.
Does Dr. Mark Fons accept Medicare assignment?
Yes. Dr. Mark Fons accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Fons commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.