Doctor profile · Federal record
Dr. Eddy Castillo
Specialist (CMS: Gastroenterology) · Fairfield, CT
- NPI 1225020134
- Accepts Medicare
- MIPS 83.2 / 100 · 2023
- 35 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
425 Post RD
Fairfield, CT 068246232
(203) 292-9000
fax (203) 292-1700
Credentials & registration
- NPI registered
- August 2005 — 21 yrs on file
- Profile last updated
- October 30, 2007
- Year of graduation
- 1991 — 35 yrs since
- Specialty taxonomy
- 174400000X — NUCC code
- State license (1)
- Connecticut #039515
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1225020134. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
513
Distinct HCPCS
10
Medicare allowed
$70,601
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 174 | 131 | $137 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 90 | 85 | $115 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 75 | 58 | $97 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 46 | 46 | $168 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 35 | 35 | $118 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 34 | 34 | $266 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 20 | 14 | $83 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 17 | 17 | $178 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 11 | 11 | $137 | |
G0121 |
Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk | 11 | 11 | $194 |
In context: peer comparison
Among 4 peers in this city , average services per provider: 64. This provider delivers 8.0× the peer median.Open Payments
Industry payments received
All-time total
$4,099
Transactions
165
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 22 | $490.82 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 18 | $473.06 | |
| Janssen Biotech, Inc. | 12 | $360.43 | |
| AIMMUNE THERAPEUTICS, INC. | 8 | $357.43 | |
| Phathom Pharmaceuticals, Inc. | 7 | $352.66 | |
| QOL Medical, LLC | 11 | $321.15 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 20 | $314.21 | |
| Lilly USA, LLC | 13 | $301.23 | |
| Ipsen Biopharmaceuticals, Inc | 5 | $214.02 | |
| Ardelyx, Inc. | 10 | $197.90 | |
| PFIZER INC. | 12 | $181.60 | |
| Celgene Corporation | 16 | $166.89 | |
| IRONWOOD PHARMACEUTICALS, INC | 5 | $116.50 | |
| Gilead Sciences, Inc. | 4 | $65.25 | |
| GENZYME CORPORATION | 2 | $43.19 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,795
Patients
1,004
Total drug cost
$768,525
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 950 | 294 | $16,549 |
| Pantoprazole Sodium | Generic | 388 | 113 | $6,710 |
| Dicyclomine Hcl | Generic | 183 | 57 | $5,082 |
| Sucralfate | Generic | 165 | 53 | $33,657 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 139 | 131 | $10,769 |
| Creon (Lipase/Protease/Amylase) | Brand | 133 | 28 | $277,864 |
| Linzess (Linaclotide) | Brand | 125 | 31 | $92,197 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 120 | 23 | $43,134 |
| Ondansetron Odt (Ondansetron) | Brand | 119 | 51 | $3,069 |
| Famotidine | Generic | 105 | 30 | $1,889 |
Frequently asked questions
What is Dr. Eddy Castillo's medical specialty?
Dr. Eddy Castillo practices Specialist in Fairfield, CT.
Where does Dr. Eddy Castillo practice?
Dr. Eddy Castillo practices at 425 Post RD, Fairfield, CT 068246232. Office phone: 2032929000.
What is Dr. Eddy Castillo's NPI?
Dr. Eddy Castillo's National Provider Identifier (NPI) is 1225020134, issued by NPPES.
Does Dr. Eddy Castillo accept Medicare assignment?
Yes. Dr. Eddy Castillo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eddy Castillo commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.