DR. PETER DONALD MAHER IV M.D.
NPI 1689857310
Internal Medicine - Gastroenterology in Richland, WA

Q: What is Peter Maher's NPI number?

The NPI number for Peter Maher is 1689857310. It was assigned to this individual provider in the NPPES registry on December 17, 2007.

Q: What is Peter Maher'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 Peter Maher was last updated on June 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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 December 17, 2007PECOS EnrolledAccepts Medicare Assignment

83.05/100

CMS Quality Rating

1270 LEE BLVD, RICHLAND, WA 99352(509) 942-3180(509) 943-9722 Get Directions Write a Review

NPPES record last updated: June 15, 2023. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jun 15, 2023, Jun 17, 2021, Nov 19, 2018 (3 updates tracked since 2018).

On this page

About Dr. Peter Donald Maher Iv M.d. NPPES

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

DR. PETER DONALD MAHER IV M.D. (NPI 1689857310) is an individual gastroenterology provider in Richland, Washington, licensed in Washington (MD00035465) and active in the NPI registry since December 2007. He is enrolled in Medicare PECOS, is affiliated with Kadlec Regional Medical Center, and maintains a secondary practice location in Kennewick.

NPPES Registry Identity

NPI1689857310

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. PETER DONALD MAHER IVCredential: M.D.

Location Address1270 LEE BLVDRichland, WA 99352-4231

Mailing Address900 Stevens Dr Ste 101Richland, WA 99352-3536 · (509) 942-3180 · Fax (509) 943-9722

Phone(509) 942-3180

Fax(509) 943-9722

Sole ProprietorNo

Medical School CMSGeorge Washington University School Of MedicineGraduated 1986

Enumeration DateDecember 17, 2007

Last NPPES UpdateJune 15, 20233 updates tracked since enumeration

NPPES CertifiedJune 15, 2023

✔ NPI 1689857310 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 · MD00035465

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 MD00035465 (WA)

1270 LEE BLVD, Richland, WA 99352

Open in Google Maps ↗

Secondary Practice Location 1

Location 1602 N Colorado St, Suite DKennewick, WA 99336-7825 · Phone (509) 735-8600 · Fax (509) 783-7354

Other Identifiers 1

Medicaid1111962WA

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Moda Health Plan, Inc., PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and more.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. Peter Donald Maher Iv 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 ID8325063399

PECOS Enrollment IDI20051012000514

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 12

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.

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.

139 services139 patients

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.

135 services135 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.

72 services72 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.

68 services56 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.

57 services57 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.

30 services30 patients

Diagnostic exam of large bowel using a flexible endoscope 45378

This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.

28 services28 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.

22 services22 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.

20 services20 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.

14 services14 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

13 services13 patients

Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare 43251

This procedure involves the use of a thin, flexible instrument called an endoscope to visualize and remove abnormal growths, known as polyps, from the esophagus, stomach, or upper small bowel. A tool called a mechanical snare is used to safely cut and remove these growths.

12 services12 patients

Hospital Affiliations CMS Care Compare

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

Kadlec Regional Medical Center

Acute Care Hospitals · Richland, WA

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number500058

Location888 Swift BlvdRichland, WA 99352 · Benton County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 99352 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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

83.05/100

MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program

Scored as part of a group practice

Quality

76.47

Promoting Interoperability

100

Improvement Activities

Cost

67.03

Other Providers at the Same Location NPPES 2

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

KELSEY M CHARLES ARNP

Nurse Practitioner (Gerontology)

1270 LEE BLVD
RICHLAND, WA 99352

Benton County (509) 942-3180

MRS. NORMA JEAN GARCIA ARNP

Nurse Practitioner (Family)

1270 LEE BLVD
RICHLAND, WA 99352

Benton County (509) 942-3180

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Peter Maher's NPI number?

The NPI number for Peter Maher is 1689857310. It was assigned to this individual provider in the NPPES registry on December 17, 2007.

Where is Peter Maher located?

Peter Maher practices at 1270 Lee Blvd, Richland, WA 99352. The listed phone number is (509) 942-3180.

What is Peter Maher's specialty?

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

Is Peter Maher enrolled in Medicare?

Yes. Peter Maher is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Peter Maher accept?

Health plans from Moda Health Plan, Inc., PacificSource Health Plans, Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Peter Maher as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Peter Maher affiliated with any hospitals?

According to CMS data, Peter Maher is affiliated with Kadlec Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Peter Maher was last updated on June 15, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years 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.