DR. NICOLAS ALFONSO VILLA GUILLEN M.D.
NPI 1265696553
Internal Medicine - Gastroenterology in Spokane, WA

Q: What is Nicolas Villa Guillen's NPI number?

The NPI number for Nicolas Villa Guillen is 1265696553. It was assigned to this individual provider in the NPPES registry on July 15, 2008.

Q: What is Nicolas Villa Guillen's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Active since July 15, 2008PECOS EnrolledAccepts Medicare Assignment

910 W 5TH AVE STE 501, SPOKANE, WA 99204(509) 838-2531(509) 755-6580 Get Directions Write a Review

NPPES record last updated: September 28, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

On this page

About Dr. Nicolas Alfonso Villa Guillen M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. NICOLAS ALFONSO VILLA GUILLEN M.D. (NPI 1265696553) is an individual gastroenterology provider in Spokane, Washington, licensed in Washington (MD60501812) and active in the NPI registry since July 2008. He is enrolled in Medicare PECOS, is affiliated with Yakima Valley Memorial, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1265696553

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. NICOLAS ALFONSO VILLA GUILLENCredential: M.D.

Location Address910 W 5TH AVE STE 501Spokane, WA 99204-2967

Mailing Address1200 Airport Heights Dr, Ste 210Anchorage, AK 99508-2969 · (509) 939-4539

Phone(509) 838-2531

Fax(509) 755-6580

Sole ProprietorNo

Medical School CMSOtherGraduated 2006

Enumeration DateJuly 15, 2008

Last NPPES UpdateSeptember 28, 2021

NPPES CertifiedSeptember 28, 2021

✔ NPI 1265696553 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in WA · MD60501812

Definition

An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.

Also ListedInternal MedicineTaxonomy 207R00000X · License BP10031201 (TX)

910 W 5TH AVE STE 501, Spokane, WA 99204

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska, Providence Health Plan.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Nicolas Alfonso Villa Guillen M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7113148651

PECOS Enrollment IDI20150723007220, I20210929002489

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 18

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385

This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.

272 services270 patients

Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239

This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.

270 services259 patients

Biopsy of large bowel using a flexible endoscope 45380

A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.

109 services107 patients

Insertion of guide wire with dilation of esophagus using a flexible endoscope 43248

This is a procedure where a thin tube, called an endoscope, is gently passed through your mouth into your esophagus. A guide wire is then inserted to help widen any narrow areas. This helps improve swallowing and reduce discomfort.

94 services76 patients

Review by radiologist of image from tube placement into bile duct using an endoscope 74328

This procedure involves a specialist, called a radiologist, examining an image taken during a tube placement into your bile duct. The tube is inserted with the help of a tool called an endoscope. This allows the doctor to check for any issues or abnormalities in your bile duct.

44 services33 patients

Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222

Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.

30 services30 patients

Removal of stone or debris from bile or pancreatic duct using a flexible endoscope 43264

This procedure, called an endoscopic retrograde cholangiopancreatography (ERCP), involves using a flexible tube with a camera (endoscope) to locate and remove stones or debris from your bile or pancreatic duct. It's a non-surgical method to clear the ducts, enhancing your digestive health.

29 services26 patients

Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43235

This procedure, known as an upper endoscopy, involves inserting a thin, flexible tube with a camera down the throat to examine the esophagus, stomach, and upper small bowel. It helps diagnose conditions like ulcers or inflammation.

27 services27 patients

Ultrasound guided needle aspiration or biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43242

This procedure involves using an ultrasound to guide a needle to specific areas in the esophagus, stomach, or upper small bowel. A flexible endoscope is used to reach these areas. The needle collects a small sample for testing.

25 services25 patients

Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43259

This procedure involves a flexible tube with a camera, called an endoscope, inserted through your mouth to examine your esophagus, stomach, and upper small bowel. An ultrasound device on the endoscope helps get detailed images. It's safe and helps diagnose various conditions.

24 services24 patients

Insertion of stent into pancreatic or bile duct using a flexible endoscope 43274

This procedure involves the placement of a tiny tube, known as a stent, into your pancreatic or bile duct. A flexible endoscope, a long, thin instrument with a light and camera, is used. It aids in relieving blockages and improving flow in these ducts.

24 services23 patients

Colorectal cancer screening; colonoscopy on individual at high risk G0105

Colorectal cancer screening, specifically a colonoscopy, is a preventive measure for those at high risk. A thin, flexible tube with a camera inspects the colon to spot any abnormal growths. This test helps detect potential issues early, enhancing the effectiveness of treatment.

22 services22 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

16 services15 patients

Removal of large bowel tissue using a flexible endoscope 45390

This procedure, known as a colonoscopy, involves using a flexible endoscope to examine and potentially remove tissue from the large intestine. The endoscope allows the doctor to view the bowel lining directly and remove any abnormal tissue for further analysis.

15 services15 patients

Control of bleeding of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43255

This procedure involves using a flexible tube with a light, called an endoscope, to examine and treat bleeding in the esophagus, stomach, or upper small bowel. It's a safe, effective way to control bleeding and ensure your digestive health.

13 services13 patients

Imaging of digestive tract done from the inside of the digestive tract 91110

This procedure, known as an endoscopy, involves a small camera being passed into the digestive tract. It helps doctors to see the inside of your digestive system in detail. This can aid in diagnosing conditions or planning treatments. It's generally safe and can provide valuable information.

13 services13 patients

Balloon dilation of pancreatic or bile duct or sphincter using a flexible endoscope 43277

Balloon dilation is a procedure where a tiny balloon is inserted via an endoscope into your pancreatic or bile duct. The balloon is then inflated to widen the duct, improving flow and relieving blockages. It's a non-surgical, minimally invasive procedure.

11 services11 patients

New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204

This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.

11 services11 patients

Hospital Affiliations CMS Care Compare 3

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Yakima Valley Memorial

Acute Care Hospitals · Yakima, WA

1/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500036

Location2811 Tieton DriveYakima, WA 98902 · Yakima County

Emergency services Birthing friendly

Deaconess Medical Center

Acute Care Hospitals · Spokane, WA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500044

LocationW 800 Fifth AvenueSpokane, WA 99210 · Spokane County

Emergency services Birthing friendly

Multicare Valley Hospital

Acute Care Hospitals · Spokane, WA

4/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500119

Location12606 East Mission AvenueSpokane, WA 99216 · Spokane County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 99204 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$130.99 typical visit price

range $57.27 – $172.80

Typical copayment $32.74 (range $14.31 – $43.20)

Most-billed visit code 99204

Established Patient

$100.78 typical visit price

range $18.56 – $141.11

Typical copayment $25.19 (range $4.64 – $35.27)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Enteral feeding supply kit; pump fed, per day, includes but not limited to feeding/flushing syringe, administration set tubing, dressings, tape B4035

Other-Enteral and Parenteral · category OB006N

1 supplier12 claims360 services$5.81 avg. paid by Medicare

Enteral formula, nutritionally complete, hydrolyzed proteins (amino acids and peptide chain), includes fats, carbohydrates, vitamins and minerals, may include fiber, administered through an enteral feeding tube, 100 calories = 1 unit B4153

Other-Enteral and Parenteral · category OB006N

1 supplier12 claims3,840 services$1.21 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

Other Providers at the Same Location NPPES 5

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MIGUEL ENRIQUE ORDONEZ CASTELLANOS MD

Internal Medicine (Gastroenterology)