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Active NPI 1083694418 Individual Practitioner Male Practitioner

Dr. Mark R Matthews , MD

Pathology - Anatomic Pathology • Houston, TX

✓ Accepts Medicare Assignment

Professional Overview & Biography Verified Profile Summary

Dr. Mark Matthews, MD is a certified Pathology - Anatomic Pathology practicing in Houston, TX. With approximately 32 years of clinical experience since graduating from Medical College Of Georgia School Of Medicine in 1994, Dr. Matthews delivers high-quality medical care to the local community at 4131 DIRECTORS ROW.

Dr. Matthews is affiliated with Sagis Pllc and accepts Medicare assignment.

Frequently performed procedures and clinical services include pathology examination of tissue using a microscope, intermediate complexity, special stained specimen slides to examine tissue, special stained specimen slides to examine tissue, initial procedure. Full Medicare procedure pricing transparency rates and service volume details are listed on this profile.

Practice Location & Contact Primary Location

Practice Address

4131 Directors Row

Houston, TX 770928703

Telephone 8776972447
Fax 8556972447
Associated Practice Facility / Clinic

Medicare Profile & Education

Medical School

Medical College Of Georgia School Of Medicine

Graduation Year

1994

Medicare Assignment

✓ Accepts Assignment

Telehealth Flag

In-Person Only

Specialty Benchmarks & Practice Insights

Comparative analytics for Pathology - Anatomic Pathology in Houston, TX

Senior Veteran Specialist (>20 Yrs)
Practitioner Clinical Experience
32 Yrs +0.9 yrs vs City Avg
City Avg: 31.1 Yrs
State Avg: 26.5 Yrs
Regional Practice Density
69 Specialists

Practicing in Houston, TX (166 Statewide)

Telehealth Adoption Rate
0.0% Regional Adoption

In-Person Office Visits Only

Medicare Pricing Discount
68.8% Avg Savings

Under CMS Medicare Fee Schedule vs Standard Submitted Charges

Clinical Seniority & Experience Comparison

Dr. Matthews (32 Years) 32 Yrs
Houston Specialty Average (31.1 Years) 31.1 Yrs

Performed Procedures & Service Volume

Top Medicare Part B procedures performed by this practitioner

CMS Official Data (2024)
Reporting Year:
HCPCS Code & Description Services Patients Submitted Charge Medicare Allowed
88305 Pathology examination of tissue using a microscope, intermediate complexity
8,067 5,440 $339.98 $60.32
88341 Special stained specimen slides to examine tissue
661 258 $272.13 $78.12
88342 Special stained specimen slides to examine tissue, initial procedure
336 297 $316.25 $87.92
88304 Pathology examination of tissue using a microscope, moderately low complexity
249 224 $243.31 $35.81
88312 Special stained specimen slides to identify organisms including interpretation and report
117 89 $186.97 $97.64
88350 Antibody evaluation, each additional single antibody stain procedure
112 28 $180.00 $106.66
88325 Surgical pathology consultation and report, comprehensive
49 49 $567.00 $147.96
88346 Antibody evaluation, initial single antibody stain procedure
28 28 $312.00 $140.28
88311 Preparation of tissue for examination by removing any calcium present
19 18 $62.68 $18.81

Medical Specialties & State Licenses

CMS Verified: 2023-04-19
Pathology - Anatomic Pathology Primary Specialty

NUCC Taxonomy Code: 207ZP0101X

State License TX L0403

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.

Pathology - Pediatric Pathology

NUCC Taxonomy Code: 207ZP0213X

State License TX L0403

A pediatric pathologist is expert in the laboratory diagnosis of diseases that occur during fetal growth, infancy and child development. The practice requires a strong foundation in general pathology and substantial understanding of normal growth and development, along with extensive knowledge of pediatric medicine.

Pathology - Dermatopathology

NUCC Taxonomy Code: 207ZD0900X

State License TX L0403

A dermatopathologist is an expert in diagnosing and monitoring diseases of the skin including infectious, immunologic, degenerative, and neoplastic diseases. This entails the examination and interpretation of specially prepared tissue sections, cellular scrapings, and smears of skin lesions by means of light microscopy, electron microscopy, and fluorescence microscopy.

Hospital & Practice Group Affiliations

Sagis Pllc

4131 Directors Row, Houston, TX 770928703

Phone: 8776972447

Sagis Pllc

4582 N 1st Ave, Tucson, AZ 857188603

Phone: 8776972447

Practice Associates & Co-Workers

Healthcare professionals and specialists practicing at this location or sharing practice phone/fax

10 Associated Practitioners
Dr. Amber Smith , MD

Pathology - Dermatopathology

NPI 1083980098

Doctor of Medicine (M.D.)

Dr. Nicole Bender , MD

Dermatology - Dermatopathology

NPI 1134515752

Doctor of Medicine (M.D.)

Dr. Howard Martin , MD

Pathology - Dermatopathology

NPI 1366421927

Doctor of Medicine (M.D.)

Dr. Jason Gregorio , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1467643643

Doctor of Medicine (M.D.)

Dr. Eduardo Rodriguez , MD

Dermatology - Dermatopathology

NPI 1508354127

Doctor of Medicine (M.D.)

Dr. Gabriel Oaxaca , MD

Pathology - Anatomic Pathology & Clinical Pathology

NPI 1508393182

Doctor of Medicine (M.D.)

Career & Practice History Timeline

Chronological log of verified NPI updates, location relocations, credentials, and registry changes

15 Historical Events
📍
Updated Practice Location April 19, 2023

Registered at 4131 DIRECTORS ROW, HOUSTON, TX 770928703 (Tel: 8776972447)

📍
Updated Business Mailing Address April 19, 2023

Registered at 4131 DIRECTORS ROW, HOUSTON, TX 770928703 (Tel: 8776972447)

👤
Provider Name / Credentials Updated April 19, 2023

Recorded as MARK MATTHEWS, M.D.

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) April 19, 2023

Pathology (License #L0403 in TX)

NPI Profile Active March 22, 2018

NPI status registered as active in NPPES database

📍
Updated Practice Location March 22, 2018

Registered at 6655 N MACARTHUR BLVD, IRVING, TX 750392443 (Tel: 2142778700)

📍
Updated Business Mailing Address March 22, 2018

Registered at PO BOX 840294, DALLAS, TX 752840294

👤
Provider Name / Credentials Updated March 22, 2018

Recorded as MARK MATTHEWS, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) March 22, 2018

Pathology (License #L0403 in TX)

NPI Profile Active June 26, 2008

NPI status registered as active in NPPES database

📍
Updated Practice Location June 26, 2008

Registered at 9600 DATAPOINT DR, SAN ANTONIO, TX 782292028 (Tel: 2108923754)

📍
Updated Business Mailing Address June 26, 2008

Registered at 19743 WITTENBURG, SAN ANTONIO, TX 782562108 (Tel: 2106989690)

👤
Provider Name / Credentials Updated June 26, 2008

Recorded as MARK MATTHEWS, MD

🎓
Medical Taxonomy / Specialty Registered (Primary Specialty) June 26, 2008

Pathology (License #L0403 in TX)

🟢
Initial NPI Registration & Enumeration January 20, 2006

First registered as active Individual Practitioner in NPPES Database.

Patient & Community Reviews

Verified patient ratings, medical care experiences, and facility photos

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NPI Administrative Meta

NPI Number: 1083694418
Entity Type:
Individual Provider Physician, Nurse Practitioner, or Solo Healthcare Professional (Type 1 NPI)
Enumeration Date: January 20, 2006
Last Update: April 19, 2023
Sole Proprietor: No

Mailing Address

4131 Directors Row

Houston, TX 770928703

Phone: 8776972447

Public Domain Record This profile contains public domain information published by CMS and NPPES under the Freedom of Information Act (FOIA).
⚠️ Medical Disclaimer

This directory listing is for informational purposes only and does not constitute medical advice, diagnosis, or physician endorsement. If you are experiencing a medical emergency, please call 911 immediately.