PAUL BRIAN WARFIELD M.D.
NPI 1841206422
Internal Medicine - Gastroenterology in Moses Lake, WA

Q: What is Paul Warfield's NPI number?

The NPI number for Paul Warfield is 1841206422. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Q: What is Paul Warfield's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Paul Warfield was last updated on May 4, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since August 01, 2006PECOS EnrolledAccepts Medicare Assignment

1550 S PIONEER WAY, MOSES LAKE, WA 98837(509) 793-9773(505) 609-2259 Get Directions Write a Review

NPPES record last updated: May 4, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: May 4, 2026, Apr 27, 2021, Apr 6, 2021 and 3 more (6 updates tracked since 2018).

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About Paul Brian Warfield M.d. NPPES

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

PAUL BRIAN WARFIELD M.D. (NPI 1841206422) is an individual gastroenterology provider in Moses Lake, Washington, licensed in Washington (MD60971877) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, is affiliated with Samaritan Hospital, and is a graduate of Johns Hopkins University School Of Medicine (1985).

NPPES Registry Identity

NPI1841206422

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NamePAUL BRIAN WARFIELDCredential: M.D.

Location Address1550 S PIONEER WAYMoses Lake, WA 98837-4613

Mailing Address1616 S Pioneer WayMoses Lake, WA 98837-2487 · (509) 793-9715 · Fax (509) 764-3244

Phone(509) 793-9773

Fax(505) 609-2259

Sole ProprietorNo

Medical School CMSJohns Hopkins University School Of MedicineGraduated 1985

Enumeration DateAugust 1, 2006

Last NPPES UpdateMay 4, 20266 updates tracked since enumeration

NPPES CertifiedMay 4, 2026

✔ NPI 1841206422 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

Licenses✔ Licensed in WA · MD60971877✔ Licensed in NM · MD2010-0499

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.

1550 S PIONEER WAY, Moses Lake, WA 98837

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Other Identifiers 2

Medicaid2137713WA

Medicaid30780578NM

Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Paul Brian Warfield 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 ID6901908813

PECOS Enrollment IDI20101008000235, I20191210002292

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.

Medicare Billing Reassignments

Medicare enrollment records show Paul Warfield reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Grant County Public Hospital District 1

Same address

Rural Health

1550 S PIONEER WAY STE 115
Moses Lake, WA 98837

Reassigned Medicare billing, Washington enrollment
158 clinicians in this Medicare group

NPI 1619086766 (509) 793-9713

San Juan Regional Medical Center Inc

913 mi

Orthopaedic Surgery

2300 E 30TH ST BLDG D-101
Farmington, NM 87401

Reassigned Medicare billing, New Mexico enrollment
368 clinicians in this Medicare group

NPI 1255285490 (505) 208-6280

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 7

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.

64 services64 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

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.

18 services17 patients

Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk G0121

Colorectal cancer screening, such as a colonoscopy, is a preventive measure to detect early signs of cancer in the large intestine. For individuals not at high risk, it's typically recommended at age 50. A small, flexible tube with a camera is used to examine your colon. It's a safe, effective way to catch issues early.

17 services17 patients

Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm 43249

This procedure involves using a flexible tube with a camera, called an endoscope, to gently expand narrowed areas in your esophagus, stomach, or upper small bowel. A small balloon is inflated, making it easier for food and liquid to pass through. It's safe and effective.

13 services12 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.

12 services12 patients

Hospital Affiliations CMS Care Compare

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

Samaritan Hospital

Acute Care Hospitals · Moses Lake, WA

4/5 CMS rating

OwnershipGovernment - Hospital District or Authority

CMS Certification Number500033

Location801 East Wheeler RoadMoses Lake, WA 98837 · Grant County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 98837 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.

Other Providers at the Same Location NPPES 20

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

JORDAN SMITH D.O.

Surgery