Doctor profile · Federal record
Dr. Mark Grossnickle, MD
Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Macon, GA
- NPI 1942281076
- Accepts Medicare
- 38 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
770 Pine St Ste 290, Attn: Radiology Department
Macon, GA 312017516
(478) 743-1458
fax (478) 755-1332
Credentials & registration
- NPI registered
- November 2005 — 21 yrs on file
- Profile last updated
- July 3, 2014
- Year of graduation
- 1988 — 38 yrs since
- Specialty taxonomy
- 2085R0202X — NUCC code
- State license (1)
- Georgia #35435
- Medicaid
- GA #000542924C
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1942281076. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
2,474
Distinct HCPCS
10
Medicare allowed
$70,556
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
71045 |
X-ray of chest, 1 view | 445 | 401 | $8 | |
A9579 |
Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml | 340 | 20 | $2 | |
70450 |
Ct scan head or brain without contrast | 247 | 238 | $39 | |
71046 |
X-ray of chest, 2 views | 169 | 167 | $10 | |
71250 |
Ct scan of chest without contrast | 74 | 72 | $50 | |
70551 |
Mri scan of brain without contrast | 71 | 70 | $68 | |
72125 |
Ct scan of upper spine without contrast | 58 | 58 | $45 | |
74176 |
Ct scan of abdomen and pelvis without contrast | 57 | 56 | $81 | |
74018 |
X-ray of abdomen, 1 view | 55 | 53 | $9 | |
74177 |
Ct scan of abdomen and pelvis with contrast | 55 | 54 | $85 |
In context: peer comparison
Among 22 peers in Macon Diagnostic Radiology Physician, average services per provider: 71. This provider delivers 35× the peer median.Frequently asked questions
What is Dr. Mark Grossnickle's medical specialty?
Dr. Mark Grossnickle practices Diagnostic Radiology Physician in Macon, GA.
Where does Dr. Mark Grossnickle practice?
Dr. Mark Grossnickle practices at 770 Pine St Ste 290, Macon, GA 312017516. Office phone: 4787431458.
What is Dr. Mark Grossnickle's NPI?
Dr. Mark Grossnickle's National Provider Identifier (NPI) is 1942281076, issued by NPPES.
Does Dr. Mark Grossnickle accept Medicare assignment?
Yes. Dr. Mark Grossnickle accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mark Grossnickle commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Injection, gadolinium-based magnetic resonance contrast agent, not otherwise specified (nos), per ml (HCPCS A9579); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.