Doctor profile · Federal record
Dr. Rafi Ali, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Naperville, IL
- NPI 1437136454
- Accepts Medicare
- 29 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
100 Spalding Dr, Ste. 208
Naperville, IL 605406550
(630) 717-2600 - Mailing address
-
1860 Paysphere Cir
Chicago, IL 606740018
Credentials & registration
- NPI registered
- December 2005 — 21 yrs on file
- Profile last updated
- January 14, 2021
- Year of graduation
- 1997 — 29 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Illinois #036103847
- Medicaid
- IL #036103847
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1437136454. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
975
Distinct HCPCS
10
Medicare allowed
$90,632
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 107 | 96 | $93 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 100 | 98 | $173 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 94 | 51 | $52 | |
36415 |
Insertion of needle into vein for collection of blood sample | 69 | 56 | $8 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 55 | 53 | $59 | |
86258 |
Detection of gliadin (deamidated) (dgp) antibody | 50 | 24 | $12 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 48 | 45 | $98 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 48 | 48 | $173 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 41 | 41 | $401 | |
85025 |
Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | 38 | 32 | $8 |
In context: peer comparison
Among 9 peers in Naperville Gastroenterology Physician, average services per provider: 41. This provider delivers 24× the peer median.Open Payments
Industry payments received
All-time total
$43
Transactions
2
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Biocon Biologics INC | 1 | $25.00 | |
| Abbvie INC. | 1 | $18.34 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
769
Patients
424
Total drug cost
$76,763
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 132 | 58 | $1,905 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 130 | 127 | $2,273 |
| Pantoprazole Sodium | Generic | 118 | 44 | $2,296 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 94 | 93 | $2,291 |
| Famotidine | Generic | 52 | 18 | $818 |
| Linzess (Linaclotide) | Brand | 49 | 11 | $38,704 |
| Dicyclomine Hcl | Generic | 43 | 18 | $1,437 |
| Gavilyte-C (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 35 | 35 | $766 |
| Balsalazide Disodium | Generic | 30 | 0 | $6,289 |
| Peg-3350 and Electrolytes (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 20 | 20 | $341 |
Frequently asked questions
What is Dr. Rafi Ali's medical specialty?
Dr. Rafi Ali practices Gastroenterology Physician in Naperville, IL.
Where does Dr. Rafi Ali practice?
Dr. Rafi Ali practices at 100 Spalding Dr, Naperville, IL 605406550. Office phone: 6307172600.
What is Dr. Rafi Ali's NPI?
Dr. Rafi Ali's National Provider Identifier (NPI) is 1437136454, issued by NPPES.
Does Dr. Rafi Ali accept Medicare assignment?
Yes. Dr. Rafi Ali accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Rafi Ali commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231). Source: CMS Medicare Physician & Other Practitioners file.