Doctor profile · Federal record
Dr. John Gaetano, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Grayslake, IL
- NPI 1588977722
- Accepts Medicare
- MIPS 91.3 / 100 · 2023
- 16 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
1475 E Belvidere RD, Suite 301
Grayslake, IL 600302012
(847) 295-1300 - Additional location
-
800 N Westmoreland RD Ste 102
Lake Forest, IL 600451687
(847) 535-6083
fax (847) 582-2198 - Mailing address
-
1475 E Belvidere RD Ste 301
Grayslake, IL 600302016
Credentials & registration
- NPI registered
- July 2010 — 16 yrs on file
- Profile last updated
- September 10, 2021
- Year of graduation
- 2010 — 16 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Illinois #036132327 · Illinois #036.132327
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1588977722. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
823
Distinct HCPCS
10
Medicare allowed
$109,278
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 128 | 116 | $133 | |
91200 |
Measurement of liver stiffness | 94 | 93 | $32 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 87 | 87 | $177 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 69 | 69 | $266 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 63 | 60 | $137 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 48 | 21 | $83 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 46 | 45 | $111 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 44 | 43 | $108 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 28 | 28 | $86 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 26 | 26 | $122 |
In context: peer comparison
Among 2 peers in Grayslake Gastroenterology Physician, average services per provider: 39. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$19
Transactions
1
Manufacturers
1
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 1 | $18.50 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,052
Patients
376
Total drug cost
$234,008
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 299 | 104 | $5,384 |
| Pantoprazole Sodium | Generic | 140 | 44 | $3,404 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 126 | 125 | $9,912 |
| Ursodiol | Generic | 59 | 13 | $12,523 |
| Furosemide | Generic | 53 | 17 | $355 |
| Famotidine | Generic | 50 | 21 | $909 |
| Linzess (Linaclotide) | Brand | 44 | 0 | $29,310 |
| Spironolactone | Generic | 40 | 18 | $1,289 |
| Esomeprazole Magnesium | Generic | 39 | 13 | $2,955 |
| Colestipol Hcl | Generic | 38 | 21 | $2,827 |
Hospital affiliations
Frequently asked questions
What is Dr. John Gaetano's medical specialty?
Dr. John Gaetano practices Gastroenterology Physician in Grayslake, IL.
Where does Dr. John Gaetano practice?
Dr. John Gaetano practices at 1475 E Belvidere RD, Grayslake, IL 600302012. Office phone: 8472951300.
What is Dr. John Gaetano's NPI?
Dr. John Gaetano's National Provider Identifier (NPI) is 1588977722, issued by NPPES.
Does Dr. John Gaetano accept Medicare assignment?
Yes. Dr. John Gaetano accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Gaetano commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Measurement of liver stiffness (HCPCS 91200); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.