DR. DARIUSZ A LAZARCZYK MD
NPI 1083603500
Internal Medicine - Gastroenterology in Troy, MI

Q: What is Dariusz Lazarczyk's NPI number?

The NPI number for Dariusz Lazarczyk is 1083603500. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Q: What is Dariusz Lazarczyk'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 Dariusz Lazarczyk was last updated on October 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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 October 18, 2005PECOS EnrolledAccepts Medicare Assignment

90.34/100

CMS Quality Rating

264 W MAPLE RD, #200, TROY, MI 48084(248) 273-9930(248) 273-9931 Get Directions Write a Review

NPPES record last updated: October 23, 2020. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Dariusz A Lazarczyk Md NPPES

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

DR. DARIUSZ A LAZARCZYK MD (NPI 1083603500) is an individual gastroenterology provider in Troy, Michigan, licensed in Michigan (063367) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Beaumont Hospital Royal Oak, and is a graduate of Other (1988).

NPPES Registry Identity

NPI1083603500

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. DARIUSZ A LAZARCZYKCredential: MD

Location Address264 W MAPLE RD, #200Troy, MI 48084-5435

Mailing Address264 W Maple Rd, #200Troy, MI 48084-5435 · (248) 273-9930 · Fax (248) 273-9931

Phone(248) 273-9930

Fax(248) 273-9931

Sole ProprietorNo

Medical School CMSOtherGraduated 1988

Enumeration DateOctober 18, 2005

Last NPPES UpdateOctober 23, 2020

NPPES CertifiedOctober 23, 2020

✔ NPI 1083603500 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in MI · 063367

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.

264 W MAPLE RD, Troy, MI 48084

Open in Google Maps ↗

Other Identifiers 1

Medicaid4163102MI

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

Dr. Dariusz A Lazarczyk 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 ID8729984109

PECOS Enrollment IDI20101208000700

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 Reassignment

Medicare enrollment records show Dariusz Lazarczyk reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Gastrointestinal Specialists PC

Same address

Gastroenterology

264 W MAPLE RD, #200
Troy, MI 48084

Reassigned Medicare billing, Michigan enrollment
17 clinicians in this Medicare group

NPI 1780750125 (248) 273-9930

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 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.

Pathology examination of tissue using a microscope, intermediate complexity 88305

A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.

135 services84 patients

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.

102 services65 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.

80 services71 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.

73 services70 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

61 services61 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.

50 services27 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.

48 services46 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.

39 services39 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.

38 services38 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.

37 services37 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.

36 services36 patients

New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203

This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.

27 services27 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.

26 services25 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.

25 services25 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.

18 services18 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.

14 services14 patients

Hospital Affiliations CMS Care Compare 2

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

Beaumont Hospital Royal Oak

Acute Care Hospitals · Royal Oak, MI

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230130

Location3601 W Thirteen Mile RdRoyal Oak, MI 48073 · Oakland County

Emergency services Birthing friendly

Beaumont Hospital, Troy

Acute Care Hospitals · Troy, MI

3/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number230269

Location44201 Dequindre RoadTroy, MI 48085 · Oakland County

Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 48084 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

$134.28 typical visit price

range $58.04 – $177.36

Typical copayment $33.57 (range $14.51 – $44.34)

Most-billed visit code 99204

Established Patient

$102.35 typical visit price

range $18.32 – $143.49

Typical copayment $25.58 (range $4.58 – $35.87)

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.

90.34/100

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

Scored as part of a group practice

Quality

98.09

Promoting Interoperability

100

Improvement Activities

Cost

65.78

Other Providers at the Same Location NPPES 10

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

DR. JARED SETH BORTMAN MD

Internal Medicine

264 W MAPLE RD, SUITE 200
TROY, MI 48084

Oakland County (248) 273-9930

DR. GREGORY W KULESZA MD

Internal Medicine (Gastroenterology)

264 W MAPLE RD, #200
TROY, MI 48084

Oakland County (248) 273-9930

SOUTHFIELD ENDOSCOPY ASC LLC

Clinic/Center (Ambulatory Surgical)

264 W MAPLE RD, SUITE 100
TROY, MI 48084

Oakland County (248) 269-5594

DR. GEHAD M GHAITH M.D.

Internal Medicine (Gastroenterology)

264 W MAPLE RD, #200
TROY, MI 48084

Oakland County (248) 273-9930

DR. MICHAEL E CANNON MD

Internal Medicine (Gastroenterology)

264 W MAPLE RD, #200
TROY, MI 48084

Oakland County (248) 273-9930

THOMAS J ALEXANDER MD

Internal Medicine (Gastroenterology)

264 W MAPLE RD, #200
TROY, MI 48084

Oakland County (248) 273-9930

ATULKUMAR S PATEL MD

Internal Medicine (Gastroenterology)

264 W MAPLE RD, #200
TROY, MI 48084

Oakland County (248) 273-9930

GASTROINTESTINAL SPECIALISTS PC

Internal Medicine (Gastroenterology)

264 W MAPLE RD, #200
TROY, MI 48084

Oakland County (248) 273-9930

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 Dariusz Lazarczyk's NPI number?

The NPI number for Dariusz Lazarczyk is 1083603500. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Where is Dariusz Lazarczyk located?

Dariusz Lazarczyk practices at 264 W Maple Rd #200, Troy, MI 48084. The listed phone number is (248) 273-9930.

What is Dariusz Lazarczyk's specialty?

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

Is Dariusz Lazarczyk enrolled in Medicare?

Yes. Dariusz Lazarczyk 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.

Which organization bills Medicare for Dariusz Lazarczyk's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Dariusz Lazarczyk reassigns Medicare benefits to Gastrointestinal Specialists PC (Troy, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Dariusz Lazarczyk's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Dariusz Lazarczyk affiliated with any hospitals?

According to CMS data, Dariusz Lazarczyk is affiliated with Beaumont Hospital Royal Oak and Beaumont Hospital, Troy.

When was this NPI record last updated?

The NPPES record for Dariusz Lazarczyk was last updated on October 23, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.