Doctor profile · Federal record
Dr. Nicolas Villa Guillen, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Spokane, WA
- NPI 1265696553
- Accepts Medicare
- 20 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
910 W 5Th Ave Ste 501
Spokane, WA 992042967
(509) 838-2531
fax (509) 755-6580 - Mailing address
-
1200 Airport Heights Dr, Ste 210
Anchorage, AK 995082969
Credentials & registration
- NPI registered
- July 2008 — 18 yrs on file
- Profile last updated
- September 28, 2021
- Year of graduation
- 2006 — 20 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Washington #MD60501812 · Texas #BP10031201
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1265696553. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,289
Distinct HCPCS
10
Medicare allowed
$222,404
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 308 | 307 | $247 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 262 | 251 | $75 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 149 | 148 | $77 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 107 | 81 | $149 | |
74328 |
Review by radiologist of image from tube placement into bile duct using an endoscope | 60 | 54 | $27 | |
43264 |
Removal of stone or debris from bile or pancreatic duct using a flexible endoscope | 46 | 42 | $126 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 35 | 31 | $163 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 33 | 33 | $180 | |
43259 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 32 | 32 | $224 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 30 | 30 | $111 |
In context: peer comparison
Among 10 peers in this city , average services per provider: 47. This provider delivers 27× the peer median.Open Payments
Industry payments received
All-time total
$2,133
Transactions
34
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 12 | $786.72 | |
| Cook Medical LLC | 5 | $549.24 | |
| Olympus America Inc. | 2 | $271.28 | |
| Braintree Laboratories, Inc. | 4 | $213.38 | |
| Janssen Scientific Affairs, LLC | 1 | $98.06 | |
| ABBVIE INC. | 2 | $41.72 | |
| Lilly USA, LLC | 2 | $41.62 | |
| Regeneron Healthcare Solutions, Inc. | 1 | $31.91 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 1 | $25.86 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $24.90 | |
| Intercept Pharmaceuticals, Inc. | 1 | $17.48 | |
| Celgene Corporation | 1 | $16.07 | |
| Janssen Biotech, Inc. | 1 | $14.98 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,459
Patients
1,162
Total drug cost
$90,344
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 516 | 506 | $9,699 |
| Ondansetron Odt (Ondansetron) | Brand | 437 | 426 | $1,332 |
| Pantoprazole Sodium | Generic | 251 | 92 | $3,548 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 44 | 42 | $3,343 |
| Omeprazole | Generic | 41 | 18 | $865 |
| Famotidine | Generic | 39 | 11 | $394 |
| Ondansetron Hcl | Generic | 20 | 20 | $55 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 17 | 17 | $2,872 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 15 | 15 | $283 |
| Mesalamine | Generic | 15 | 0 | $10,031 |
Hospital affiliations
Frequently asked questions
What is Dr. Nicolas Villa Guillen's medical specialty?
Dr. Nicolas Villa Guillen practices Gastroenterology Physician in Spokane, WA.
Where does Dr. Nicolas Villa Guillen practice?
Dr. Nicolas Villa Guillen practices at 910 W 5Th Ave Ste 501, Spokane, WA 992042967. Office phone: 5098382531.
What is Dr. Nicolas Villa Guillen's NPI?
Dr. Nicolas Villa Guillen's National Provider Identifier (NPI) is 1265696553, issued by NPPES.
Does Dr. Nicolas Villa Guillen accept Medicare assignment?
Yes. Dr. Nicolas Villa Guillen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicolas Villa Guillen commonly perform?
Top Medicare-reported procedures in 2023: 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); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.