Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

DR. GREGORY YVES LAUWERS MD
NPI 1841280674
Pathology - Anatomic Pathology in Boston, MA

Active since October 24, 2005PECOS Enrolled
99.97/100
CMS Quality Rating
55 FRUIT ST, PATHOLOGY ASSOCIATES WRN 2, BOSTON, MA 02114(617) 726-2931(617) 726-7474 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: July 19, 2026.

About Dr. Gregory Yves Lauwers Md NPPES

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

DR. GREGORY YVES LAUWERS MD (NPI 1841280674) is an individual anatomic pathology provider in Boston, Massachusetts, licensed in Massachusetts (206284) and active in the NPI registry since October 2005. He is enrolled in Medicare PECOS, is affiliated with Sarasota Memorial Hospital, and is a graduate of Other (1987).

NPPES Registry Identity

NPI1841280674
Entity TypeIndividualMale
Primary Taxonomy207ZP0101X
Provider Legal NameDR. GREGORY YVES LAUWERSCredential: MD
Location Address55 FRUIT ST, PATHOLOGY ASSOCIATES WRN 2Boston, MA 02114-2696
Mailing AddressPo Box 9142, Mass General Physician OrganizationCharlestown, MA 02129-9142 · (617) 724-0287 · Fax (617) 726-2894
Fax(617) 726-7474
Sole ProprietorNo
Medical School CMSOtherGraduated 1987
Enumeration DateOctober 24, 2005
Last NPPES UpdateJuly 13, 2026
NPI 1841280674 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · Anatomic PathologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZP0101X
License Licensed in MA · 206284
Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

55 FRUIT ST, Boston, MA 02114

Other Identifiers 3

Other206284MA · Tufts Health Plan
Medicaid0106518MA
OtherJ22492MA · Bcbs Ma

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. Gregory Yves Lauwers 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 ID2062573660
PECOS Enrollment IDI20170218000185
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

The following services and procedures, recently provided to Medicare patients, illustrate the range of care this provider offers. This list reflects the variety of services available to all patients visiting the practice and is based on 2022 Medicare dataset. In general, the more frequently a provider treats specific conditions or performs particular procedures, the more experienced they become in addressing similar patient needs. The provider has delivered many of the services listed below to Medicare patients. Please note that this list does not include services provided to patients who are not covered by Medicare.

Evaluation of fine needle aspirate with interpretation and report

This procedure involves using a thin needle to collect a small sample from an abnormal area or lump. The sample is then examined under a microscope to identify any potential issues. A report of the findings is provided for further analysis.

This service was performed 16 times for 14 patients

Genetic sequencing localization, initial procedure

Genetic sequencing localization is a process to identify where specific genes are located in your DNA. During the initial procedure, a sample of your cells is collected, usually through a simple swab or blood test. This data is then analyzed to pinpoint the location of certain genes. This can help understand your genetic makeup and potential health risks.

This service was performed 23 times for 23 patients

Microscopic genetic analysis of tumor, manual

Microscopic genetic analysis of a tumor involves examining your tumor's genes under a microscope. This helps identify specific genetic changes in the tumor cells. This information can aid in diagnosing, predicting disease progression, and determining the most effective treatment options.

This service was performed 31 times for 20 patients

Pathology examination of specimen during surgery, each additional tissue block

During surgery, a pathology examination may be done on additional tissue blocks. This involves taking small samples of tissue and examining them under a microscope. This helps identify any abnormal cells or diseases present, aiding in the precise diagnosis and treatment planning.

This service was performed 21 times for 13 patients

Pathology examination of specimen during surgery, first tissue block

A pathology examination during surgery involves the immediate analysis of a removed tissue sample. This helps the surgeon make decisions during your operation. The "first tissue block" refers to the initial sample examined. It's a vital step to ensure your health.

This service was performed 34 times for 24 patients

Pathology examination of tissue using a microscope, high complexity

A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.

This service was performed 58 times for 32 patients

Pathology examination of tissue using a microscope, intermediate complexity

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.

This service was performed 1,937 times for 604 patients

Pathology examination of tissue using a microscope, moderately high complexity

A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.

This service was performed 121 times for 81 patients

Pathology examination of tissue using a microscope, moderately low complexity

A pathology examination of tissue, moderately low complexity, involves studying a small sample of your body tissue under a microscope. It helps to identify any abnormal cells or diseases. It's a routine procedure, not complex, and provides crucial insights for your diagnosis.

This service was performed 68 times for 56 patients

Screening examination of specimen cells, preparation, screening and interpretation

This procedure involves collecting a small sample of cells from the body. These cells are then prepared in a lab to be closely examined. The goal is to identify any abnormal or suspicious cells, helping to detect potential health issues early.

This service was performed 28 times for 27 patients

Special stained specimen slides to examine tissue including interpretation and report

Special stained specimen slides are used to examine tissue samples. This involves applying special dyes to the tissue, which helps to highlight certain features under a microscope. The findings are then interpreted and a report is provided. This can aid in diagnosing various health conditions.

This service was performed 229 times for 66 patients

Special stained specimen slides to examine tissue, each additional procedure

Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.

This service was performed 591 times for 198 patients

Special stained specimen slides to examine tissue, initial procedure

This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.

This service was performed 437 times for 312 patients

Surgical pathology consultation and report on referred material requiring preparation of slides

A surgical pathology consultation involves the examination of tissue removed during surgery. The tissue is processed and slides are prepared for detailed study under a microscope. The findings are then compiled into a report to help guide your treatment plan.

This service was performed 48 times for 48 patients

Surgical pathology consultation and report on referred slides prepared elsewhere

A surgical pathology consultation involves reviewing slides prepared at a different lab to confirm or clarify a diagnosis. It's a second opinion to ensure accuracy. A report with findings and interpretations is then provided for your doctor's reference.

This service was performed 196 times for 196 patients

Physician Visit Costs



The typical physician office visit costs for Medicare beneficiaries in this area are: $36.02 for a new patient copayment and $27.79 for an established patient copayment.

The pricing information below displays the copayment minimum, maximum and average amount that patients under Medicare are charged when visiting this provider as a new or established patient. Please keep in mind that these prices are just for reference purposes, and the actual prices charged by the provider might be different.

For patients covered under private health plans the prices below are also useful as healthcare pricing for private insurance is usually established as a function of Medicare prices. Private insurance covered patients should check their individual plans to determine the exact pricing.

The prices below reflect the costs for new and established patients in the 02114 ZIP code area.

New Patients Visit Costs *

The most utilized procedure code for new patients office visits is 99204

  • Average New Patient Price $144.11
  • Minimum New Patient Price $63.72
  • Maximum New Patient Price $189.86
  • Average New Patient Copayment $36.02
  • Minimum New Patient Copayment $15.93
  • Maximum New Patient Copayment $47.46

Established Patients Visit Costs *

The most utilized procedure code for established patients office visits is 99214

  • Average Established Patient Price $111.18
  • Minimum Established Patient Price $21.07
  • Maximum Established Patient Price $155.29
  • Average Established Patient Copayment $27.79
  • Minimum Established Patient Copayment $5.26
  • Maximum Established Patient Copayment $38.82

* The physician office visit costs information is generated by statistical analysis of similar providers in the same geographical area. The pricing information above IS NOT the amount charged by this provider.

Overall MIPS Quality Performance

The provider participated in CMS Quality Payment Program under the Merit-based Incentive Payment System (MIPS) and has an overall final score of 99.97, based on four performance areas: quality, improvement activities, promoting interoperability, and cost. The purpose of this information is to help people with Medicare make informed decisions and incentivize doctors and clinicians to maximize performance.

The Merit-based Incentive Payment System (MIPS) is a way providers could use to participate in CMS Quality Payment Program (QPP). The MIPS program affects clinician reimbursement for Part B covered professional services and also rewards them for improving the quality of patient care and outcomes.

  • Final Score: 99.97 out of 100

    The MIPS program evaluates providers across multiple categories with a specific weight for each category resulting a in a MIPS final score that ranges from 0 to 100 points. The MIPS Final Score determines whether providers receive a negative, neutral or positive MIPS payment adjustment.

  • Quality Score: 99.95

    The Quality category assesses providers performance on clinical practices and patient outcomes under the traditional MIPS program. The quality measures help identify the quality of healthcare processes, outcomes, and patient experiences. The Quality measure category comprises 40% of a provider's final MIPS score.

    There are six collection types for MIPS quality measures: Electronic Clinical Quality Measures (eCQMs), MIPS Clinical Quality Measures (CQMs), Qualified Clinical Data Registry (QCDR) Measures, Medicare Part B claims measures, CMS Web Interface measures and The Consumer Assessment of Healthcare Providers and Systems (CAHPS) for MIPS Survey.

  • Promoting Interoperability Score: N/A

    The Interoperability category measures the providers ability to use technology to exchange and make use of healthcare information in a way that is less burdensome and improves outcomes. The Interoperability measure category comprises 25% of a provider's final MIPS score.

    The MIPS Interoperability measure focuses on the use of certified electronic health record technology (CEHRT) to improve patient access health information, the exchange of information between clinicians and pharmacies and the systematic collection, analysis, and interpretation of healthcare data.

  • Improvement Activities Score: 40

    The Improvement Activities performance category evaluates the providers participation in clinical activities that support the improvement of clinical practice, care delivery, and outcomes. Providers have the option to choose 2 to 4 activities from an inventory of over 100 improvement activities. Providers typically choose the activities that best fit their needs. The improvement activities measure category comprises 15% of a provider's final MIPS score.

    The Improvement measures aim to better patient engagement, patient safety and other areas of patient care. The Improvement Activities category comprises 15% of a provider's final MIPS score.

  • Cost Score: N/A

    The Cost performance category assesses the amount and types of services provided and how clinicians coordinate care and seek improvement of health outcomes by ensuring patients receive the appropriate services.

    Although providers don't determine the price of healthcare services they are important in delivering high-quality care at a reasonable cost. The Cost measures category comprises 20% of a provider's final MIPS score.

Find Provider Hospital Affiliations - Privileges

Doctors and physicians must apply for hospital privileges to treat patients at hospitals. Find out if your doctor has privileges to practice at your preferred hospital by using the hospital affiliation information below based on recent medical claims.

Hospital affiliation is identified through self-reporting data, inpatient, outpatient, physician and ancillary service claims linked by the medical claims NPI number and place of service code. Additionally, to further determine provider hospital affiliation the clinician must have provided services to at least three patients on three different dates in the last 12 months. Gregory Lauwers is affiliated with the following medical facilities:

Hospital Name Address Phone Hospital Type Overall Rating
SARASOTA MEMORIAL HOSPITAL1700 S TAMIAMI TRL
SARASOTA, FL 34239
(941) 917-9000Acute Care Hospitals
SARASOTA MEMORIAL HOSPITAL - VENICE2600 LAUREL RD E
NORTH VENICE, FL 34275
(941) 261-9000Acute Care Hospitals

Other Providers at the Same Location


The following 20 providers are registered at the same or a nearby location.

Internal Medicine (Gastroenterology)
55 FRUIT ST
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT ST, WARREN 1220
BOSTON, MA 02114
Thoracic Surgery (Cardiothoracic Vascular Surgery)
55 FRUIT ST, MGH, BULFINCH 2
BOSTON, MA 02114
Psychologist
55 FRUIT ST, YAW 6A MASSACHUSSETTS GENERAL HOSPITAL
BOSTON, MA 02114
Anesthesiology (Critical Care Medicine)
55 FRUIT ST, ANESTHESIA ASSOCIATES GRB 406E
BOSTON, MA 02114
Internal Medicine (Rheumatology)
55 FRUIT ST, RHEUMATOLOGY ASSOCIATES YAW 2100
BOSTON, MA 02114
Neurological Surgery
55 FRUIT ST, MASSACHUSETTS GENERAL HOSPITAL, WAC 745K
BOSTON, MA 02114
Anesthesiology
55 FRUIT ST, WHITE 525
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT ST, MASSACHUSETTS GENERAL HOSPITAL YAW 6 6 900
BOSTON, MA 02114
Anesthesiology (Critical Care Medicine)
55 FRUIT ST, CLN 3
BOSTON, MA 02114
Psychiatry & Neurology (Psychiatry)
55 FRUIT ST, WAC 812
BOSTON, MA 02114
Anesthesiology
55 FRUIT ST, ANESTHESIA ASSOCIATES
BOSTON, MA 02114
Neurological Surgery
55 FRUIT ST, WHT 502 NEUROSURGERY MGH
BOSTON, MA 02114
Pediatrics (Neonatal-Perinatal Medicine)
55 FRUIT ST, FND 530 NEW BORN SERVICE
BOSTON, MA 02114
Internal Medicine (Hematology)
55 FRUIT ST, ZERO EMERSON PLACE SUITE 118
BOSTON, MA 02114
Pediatrics (Pediatric Gastroenterology)
55 FRUIT ST, VBK 107
BOSTON, MA 02114
Internal Medicine
55 FRUIT ST, WOMENS HEALTH ASSOCIATES YAW 4720B
BOSTON, MA 02114
Internal Medicine
55 FRUIT ST, ZERO EMERSON PLACE SUITE 3B
BOSTON, MA 02114
Pathology (Anatomic Pathology)
55 FRUIT ST, WRN 325
BOSTON, MA 02114
Pediatrics (Neonatal-Perinatal Medicine)
55 FRUIT ST, MASSACHUSETTS GENERAL HOSPITAL NEW BORN SERVICE FND 442
BOSTON, MA 02114

Frequently Asked Questions

The NPI number assigned to this healthcare provider is 1841280674, enumerated as an "individual" on October 24, 2005.

The provider is located at 55 FRUIT ST PATHOLOGY ASSOCIATES WRN 2 BOSTON, MA 02114 and the phone number is (617) 726-2931.

Pathology with taxonomy code 207ZP0101X and a focus in Anatomic Pathology.

The provider might be accepting Accepts: Tufts Health Plan, Medicare, Medicaid and Blue. Please consult your insurance carrier or call the provider to verify.

Gregory Lauwers is affiliated with: SARASOTA MEMORIAL HOSPITAL and SARASOTA MEMORIAL HOSPITAL - VENICE.