Doctor profile · Federal record
Dr. Nicole Griglione, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Milwaukee, WI
- NPI 1568649358
- Accepts Medicare
- 19 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2801 W Kinnickinnic River Pkwy Ste 1080
Milwaukee, WI 532153689
(414) 908-6506
fax (414) 908-6510
Credentials & registration
- NPI registered
- January 2008 — 18 yrs on file
- Profile last updated
- January 26, 2026
- Year of graduation
- 2007 — 19 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Wisconsin #61094-20 · Georgia #002655
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1568649358. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
486
Distinct HCPCS
10
Medicare allowed
$58,159
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 129 | 127 | $110 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 73 | 72 | $226 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 71 | 67 | $88 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 50 | 48 | $122 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 46 | 40 | $119 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 36 | 28 | $74 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 25 | 20 | $46 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 16 | 15 | $81 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 15 | 15 | $101 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 13 | 13 | $77 |
In context: peer comparison
Among 35 peers in Milwaukee Gastroenterology Physician, average services per provider: 2,725. This provider delivers 0.2× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
1,771
Patients
664
Total drug cost
$188,177
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 449 | 127 | $9,591 |
| Pantoprazole Sodium | Generic | 399 | 114 | $7,752 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 163 | 157 | $2,736 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 144 | 141 | $10,532 |
| Famotidine | Generic | 124 | 36 | $2,809 |
| Linzess (Linaclotide) | Brand | 80 | 19 | $59,969 |
| Rabeprazole Sodium | Generic | 79 | 17 | $4,976 |
| Mesalamine ER (Mesalamine) | Brand | 58 | 13 | $22,724 |
| Esomeprazole Magnesium | Generic | 53 | 17 | $3,747 |
| Azathioprine | Generic | 42 | 0 | $5,338 |
Hospital affiliations
Frequently asked questions
What is Dr. Nicole Griglione's medical specialty?
Dr. Nicole Griglione practices Gastroenterology Physician in Milwaukee, WI.
Where does Dr. Nicole Griglione practice?
Dr. Nicole Griglione practices at 2801 W Kinnickinnic River Pkwy Ste 1080, Milwaukee, WI 532153689. Office phone: 4149086506.
What is Dr. Nicole Griglione's NPI?
Dr. Nicole Griglione's National Provider Identifier (NPI) is 1568649358, issued by NPPES.
Does Dr. Nicole Griglione accept Medicare assignment?
Yes. Dr. Nicole Griglione accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicole Griglione commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.