Doctor profile · Federal record
Dr. Michael Grinney, MD
Emergency Medicine Physician (CMS: Emergency Medicine) · Jacksonville, FL
- NPI 1972769198
- Accepts Medicare
- MIPS 76.2 / 100 · 2023
- 22 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
4500 San Pablo RD S
Jacksonville, FL 322241865
(904) 953-2000
Credentials & registration
- NPI registered
- August 2008 — 18 yrs on file
- Profile last updated
- October 7, 2020
- Year of graduation
- 2004 — 22 yrs since
- Specialty taxonomy
- 207P00000X — NUCC code
- State license (1)
- Florida #ME101581
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1972769198. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
387
Distinct HCPCS
4
Medicare allowed
$65,240
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99285 |
Emergency department visit with high level of medical decision making | 207 | 205 | $182 | |
99284 |
Emergency department visit with moderate level of medical decision making | 105 | 105 | $125 | |
99291 |
Critical care, first 30-74 minutes | 64 | 63 | $215 | |
99283 |
Emergency department visit with low level of medical decision making | 11 | 11 | $74 |
In context: peer comparison
Among 118 peers in Jacksonville Emergency Medicine Physician, average services per provider: 94. This provider delivers 4.1× the peer median.Hospital affiliations
Frequently asked questions
What is Dr. Michael Grinney's medical specialty?
Dr. Michael Grinney practices Emergency Medicine Physician in Jacksonville, FL.
Where does Dr. Michael Grinney practice?
Dr. Michael Grinney practices at 4500 San Pablo RD S, Jacksonville, FL 322241865. Office phone: 9049532000.
What is Dr. Michael Grinney's NPI?
Dr. Michael Grinney's National Provider Identifier (NPI) is 1972769198, issued by NPPES.
Does Dr. Michael Grinney accept Medicare assignment?
Yes. Dr. Michael Grinney accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Grinney commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.