Doctor profile · Federal record
Dr. John Kalmar
Oral and Maxillofacial Pathology Dentist (CMS: Pathology) · Columbus, OH
- NPI 1952464109
- Accepts Medicare
- 48 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
300 Marconi Blvd Ste 308
Columbus, OH 432152329
(503) 906-7300 - Mailing address
-
225 Beech Trail CT
Powell, OH 430659666
Credentials & registration
- NPI registered
- December 2006 — 20 yrs on file
- Profile last updated
- August 1, 2025
- Year of graduation
- 1978 — 48 yrs since
- Specialty taxonomy
- 1223P0106X — NUCC code
- State license (1)
- Ohio #020958
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1952464109. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
340
Distinct HCPCS
3
Medicare allowed
$27,680
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 221 | 195 | $64 | |
88312 |
Special stained specimen slides to identify organisms including interpretation and report | 107 | 89 | $99 | |
88307 |
Pathology examination of tissue using a microscope, moderately high complexity | 12 | 12 | $255 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 107. This provider delivers 3.2× the peer median.Frequently asked questions
What is Dr. John Kalmar's medical specialty?
Dr. John Kalmar practices Oral and Maxillofacial Pathology Dentist in Columbus, OH.
Where does Dr. John Kalmar practice?
Dr. John Kalmar practices at 300 Marconi Blvd Ste 308, Columbus, OH 432152329. Office phone: 5039067300.
What is Dr. John Kalmar's NPI?
Dr. John Kalmar's National Provider Identifier (NPI) is 1952464109, issued by NPPES.
Does Dr. John Kalmar accept Medicare assignment?
Yes. Dr. John Kalmar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Kalmar commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to identify organisms including interpretation and report (HCPCS 88312); Pathology examination of tissue using a microscope, moderately high complexity (HCPCS 88307). Source: CMS Medicare Physician & Other Practitioners file.