Doctor profile · Federal record
Dr. John Mertz, MD PHD
Emergency Medicine Physician · St Cloud, MN
- NPI 1346217874
- 20 yrs on file
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1406 6 Ave N
St Cloud, MN 563011901
(320) 255-5657
fax (320) 656-7194 - Mailing address
-
511 9 Ave S
St Cloud, MN 563014238
Credentials & registration
- NPI registered
- March 2006 — 20 yrs on file
- Profile last updated
- November 5, 2007
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Minnesota #43425
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1346217874. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
714
Distinct HCPCS
5
Medicare allowed
$69,914
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 266 | 258 | $165 | |
93010 |
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only | 233 | 212 | $8 | |
99284 |
Emergency department visit with moderate level of medical decision making | 170 | 163 | $114 | |
99283 |
Emergency department visit with low level of medical decision making | 31 | 31 | $67 | |
99291 |
Critical care, first 30-74 minutes | 14 | 14 | $202 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 99. This provider delivers 7.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
106
Patients
106
Total drug cost
$623
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) | Brand | 23 | 23 | $61 |
| Doxycycline Hyclate | Generic | 21 | 21 | $250 |
| Prednisone | Generic | 20 | 20 | $64 |
| Ondansetron Odt (Ondansetron) | Brand | 16 | 16 | $188 |
| Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) | Brand | 14 | 14 | $40 |
| Tramadol Hcl | Generic | 12 | 12 | $20 |
Frequently asked questions
What is Dr. John Mertz's medical specialty?
Dr. John Mertz practices Emergency Medicine Physician in St Cloud, MN.
Where does Dr. John Mertz practice?
Dr. John Mertz practices at 1406 6 Ave N, St Cloud, MN 563011901. Office phone: 3202555657.
What is Dr. John Mertz's NPI?
Dr. John Mertz's National Provider Identifier (NPI) is 1346217874, issued by NPPES.
What procedures does Dr. John Mertz commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.