GREGORY A MERRITT MD
NPI 1548266174
Internal Medicine - Gastroenterology in Kansas City, MO

Q: What is Gregory Merritt's NPI number?

The NPI number for Gregory Merritt is 1548266174. It was assigned to this individual provider in the NPPES registry on June 28, 2005.

Q: What is Gregory Merritt'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 Gregory Merritt was last updated on March 27, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since June 28, 2005PECOS EnrolledAccepts Medicare Assignment

75/100

CMS Quality Rating

2330 E MEYER BLVD, SUITE 301, KANSAS CITY, MO 64132(816) 333-5424(816) 822-0870 Get Directions Write a Review

NPPES record last updated: March 27, 2025. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Mar 27, 2025, Dec 23, 2024, Jan 20, 2016 (3 updates tracked since 2016).

On this page

About Gregory A Merritt Md NPPES

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

GREGORY A MERRITT MD (NPI 1548266174) is an individual gastroenterology provider in Kansas City, Missouri, licensed in Missouri (110178) and active in the NPI registry since June 2005. He is enrolled in Medicare PECOS, is affiliated with Menorah Medical Center, and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1548266174

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameGREGORY A MERRITTCredential: MD

Location Address2330 E MEYER BLVD, SUITE 301Kansas City, MO 64132-1132

Mailing Address2330 E Meyer Blvd Ste 301Kansas City, MO 64132-1149 · (913) 234-7600 · Fax (816) 361-5775

Phone(816) 333-5424

Fax(816) 822-0870

Sole ProprietorNo

Medical School CMSUniversity Of Kansas School Of Med (kc/wich/sal)Graduated 1991

Enumeration DateJune 28, 2005

Last NPPES UpdateMarch 27, 20253 updates tracked since enumeration

NPPES CertifiedMarch 27, 2025

✔ NPI 1548266174 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 MO · 110178✔ Licensed in KS · 26299

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.

2330 E MEYER BLVD, Kansas City, MO 64132

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Secondary Practice Locations 2

Location 12700 Clay Edwards Dr Ste 240North Kansas City, MO 64116-3254 · Phone (816) 455-0681 · Fax (816) 455-5294

Location 25100 W 110th St Ste 120Overland Park, KS 66211-1215 · Phone (913) 234-7600 · Fax (816) 361-5775

Other Identifiers 3

Other100008697Rr Medicare

Medicaid209679406MO

Medicaid100321410AKS

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Blue Cross and Blue Shield of Kansas City, Oscar Insurance Company.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

Gregory A Merritt Md 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 ID2769404698

PECOS Enrollment IDI20051220000646, I20100920000232

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 16

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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

219 services128 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.

164 services153 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

153 services111 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.

151 services138 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.

94 services91 patients

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231

Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.

64 services48 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.

59 services58 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.

40 services38 patients

New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more 99205

This is a first-time patient visit where a healthcare professional spends 60-74 minutes with you. It involves a comprehensive evaluation, including your medical history and current health condition. They'll also advise on preventive health measures and formulate a treatment plan if needed.

28 services28 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.

24 services22 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.

22 services22 patients

Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221

Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.

21 services19 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

19 services14 patients

Diagnostic exam of lower portion of large bowel using a flexible endoscope 45330

This procedure, known as a sigmoidoscopy, involves using a flexible tube with a camera to examine the lower part of your large bowel. It helps in identifying issues like inflammation, ulcers, or abnormal growths. It's a safe, minimally invasive procedure.

17 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.

15 services15 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.

11 services11 patients

Hospital Affiliations CMS Care Compare 5

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

Menorah Medical Center

Acute Care Hospitals · Overland Park, KS

3/5 CMS rating

OwnershipProprietary

CMS Certification Number170182

Location5721 West 119th StreetOverland Park, KS 66209 · Johnson County

Emergency services

Research Medical Center

Acute Care Hospitals · Kansas City, MO

2/5 CMS rating

OwnershipProprietary

CMS Certification Number260027

Location2316 E Meyer BlvdKansas City, MO 64132 · Jackson County

Emergency services Birthing friendly

Centerpoint Medical Center

Acute Care Hospitals · Independence, MO

3/5 CMS rating

OwnershipProprietary

CMS Certification Number260095

Location19600 East 39th StreetIndependence, MO 64057 · Jackson County

Emergency services Birthing friendly

Lee's Summit Medical Center

Acute Care Hospitals · Lees Summit, MO

4/5 CMS rating

OwnershipProprietary

CMS Certification Number260190

Location2100 SE Blue ParkwayLees Summit, MO 64063 · Jackson County

Emergency services

Belton Regional Medical Center

Acute Care Hospitals · Belton, MO

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number260214

Location17065 S 71 HighwayBelton, MO 64012 · Cass County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 64132 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

$127.61 typical visit price

range $55.29 – $168.52

Typical copayment $31.90 (range $13.82 – $42.13)

Most-billed visit code 99204

Established Patient

$97.82 typical visit price

range $17.60 – $137.20

Typical copayment $24.45 (range $4.40 – $34.30)

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.

75/100

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

Scored as part of a group practice

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.

BRENT WILLIAM GINSBERG MD

Internal Medicine (Gastroenterology)

2330 E MEYER BLVD, STE 301
KANSAS CITY, MO 64132

Jackson County (816) 333-5424

RESEARCH NEUROLOGY ASSOCIATES, LLC

Psychiatry & Neurology (Neurology)

2330 E MEYER BLVD, SUITE 401
KANSAS CITY, MO 64132

Jackson County (816) 756-2651

DR. GEOFFREY LEIGH BLATT M. D.

Neurological Surgery

2330 E MEYER BLVD, SUITE T411
KANSAS CITY, MO 64132

Jackson County (816) 363-2500

MICHAEL S FEDOTIN MD

Internal Medicine (Gastroenterology)

2330 E MEYER BLVD, SUITE 301
KANSAS CITY, MO 64132

Jackson County (816) 333-5424

ERIN COLLEEN BRUNKAN

Nurse Practitioner

2330 E MEYER BLVD, SUITE 207
KANSAS CITY, MO 64132

Jackson County (816) 276-9100

DR. KYLE GREGORY CARPENTER DO

Psychiatry & Neurology (Neurocritical Care)

2330 E MEYER BLVD
KANSAS CITY, MO 64132

Jackson County (816) 756-2651

MS. ROSA ELIZABETH TURCIOS M.D.

Surgery (Surgical Critical Care)

2330 E MEYER BLVD, STE T209
KANSAS CITY, MO 64132

Jackson County (816) 235-3932

MICHAEL S FEDOTIN & B WILLIAM GINSBERG PA

Internal Medicine (Gastroenterology)

2330 E MEYER BLVD, SUITE 301
KANSAS CITY, MO 64132

Jackson County (816) 333-5424

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 Gregory Merritt's NPI number?

The NPI number for Gregory Merritt is 1548266174. It was assigned to this individual provider in the NPPES registry on June 28, 2005.

Where is Gregory Merritt located?

Gregory Merritt practices at 2330 E Meyer Blvd Suite 301, Kansas City, MO 64132. The listed phone number is (816) 333-5424.

What is Gregory Merritt's specialty?

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

Is Gregory Merritt enrolled in Medicare?

Yes. Gregory Merritt 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 Gregory Merritt accept?

Health plans from Blue Cross and Blue Shield of Kansas City and Oscar Insurance Company list Gregory Merritt 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 Gregory Merritt affiliated with any hospitals?

According to CMS data, Gregory Merritt is affiliated with Menorah Medical Center, Research Medical Center, Centerpoint Medical Center, Lee's Summit Medical Center and Belton Regional Medical Center.

When was this NPI record last updated?

The NPPES record for Gregory Merritt was last updated on March 27, 2025. NPI Profile syncs with the weekly NPPES data releases published by CMS.