Doctor profile · Federal record

Dr. Jeffrey Gronkiewicz, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Lakeland, FL

  • NPI 1417121120
  • Accepts Medicare
  • MIPS 82.6 / 100 · 2023
  • 18 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2125 Crystal Grove Dr
Lakeland, FL 338016875
(863) 688-2334

Credentials & registration

NPPES · NUCC
NPI registered
April 2008 — 18 yrs on file
Profile last updated
April 19, 2022
Year of graduation
2008 — 18 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Florida #ME119298 · Colorado #DR.0067589

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417121120. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
6,618
Distinct HCPCS
10
Medicare allowed
$154,282
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 2,415 29 $0
71045 X-ray of chest, 1 view 443 411 $9
77067 Screening mammography 416 416 $36
77063 Screening 3d breast mammography 415 415 $29
71046 X-ray of chest, 2 views 212 208 $10
74177 Ct scan of abdomen and pelvis with contrast 195 191 $86
70450 Ct scan head or brain without contrast 163 161 $39
73030 X-ray of shoulder, minimum of 2 views 110 100 $9
77080 Dxa bone density measurement of hip, pelvis, spine 103 103 $9
73562 X-ray of knee, 3 views 100 87 $9

In context: peer comparison

Among 26 peers in Lakeland Diagnostic Radiology Physician, average services per provider: 150. This provider delivers 44× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Gronkiewicz's medical specialty?
Dr. Jeffrey Gronkiewicz practices Diagnostic Radiology Physician in Lakeland, FL.
Where does Dr. Jeffrey Gronkiewicz practice?
Dr. Jeffrey Gronkiewicz practices at 2125 Crystal Grove Dr, Lakeland, FL 338016875. Office phone: 8636882334.
What is Dr. Jeffrey Gronkiewicz's NPI?
Dr. Jeffrey Gronkiewicz's National Provider Identifier (NPI) is 1417121120, issued by NPPES.
Does Dr. Jeffrey Gronkiewicz accept Medicare assignment?
Yes. Dr. Jeffrey Gronkiewicz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Gronkiewicz commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); X-ray of chest, 1 view (HCPCS 71045); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.