Dr. Eugene Gerard Marciniak , MD
Internal Medicine • Las Cruces, NM
Professional Overview & Biography Verified Profile Summary
Dr. Eugene Marciniak, MD is a certified Internal Medicine practicing in Las Cruces, NM. With approximately 44 years of clinical experience since graduating from Indiana University School Of Medicine in 1982, Dr. Marciniak delivers high-quality medical care to the local community at 999 W AMADOR AVE STE A.
Dr. Marciniak is affiliated with Amador Health Center, Inc. and accepts Medicare assignment.
Practice Location & Contact Primary Location
999 W Amador Ave Ste A
Las Cruces, NM 880052739
Medicare Profile & Education
Indiana University School Of Medicine
1982
✓ Accepts Assignment
In-Person Only
Specialty Benchmarks & Practice Insights
Comparative analytics for Internal Medicine in Las Cruces, NM
Practicing in Las Cruces, NM (808 Statewide)
In-Person Office Visits Only
Under CMS Medicare Fee Schedule vs Standard Submitted Charges
Clinical Seniority & Experience Comparison
Medical Specialties & State Licenses
CMS Verified: 2026-01-09NUCC Taxonomy Code: 207R00000X
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
Additional State Medicaid & Healthcare Payer Identifiers
Hospital & Practice Group Affiliations
Amador Health Center, Inc.
999 W Amador Ave A, Las Cruces, NM 880052739
Phone: 5755275482
Practice Associates & Co-Workers
Healthcare professionals and specialists practicing at this location or sharing practice phone/fax
Community Health Worker
Physician Assistant
Nurse Practitioner - Family
Certified Nurse Practitioner
Physician Assistant
Nurse Practitioner - Family
Family Nurse Practitioner (Certified)
Social Worker
Licensed Master Social Worker
Career & Practice History Timeline
Chronological log of verified NPI updates, location relocations, credentials, and registry changes
Registered at 999 W AMADOR AVE STE A, LAS CRUCES, NM 880052739 (Tel: 5755275482)
Registered at 999 W AMADOR AVE STE A, LAS CRUCES, NM 880052739 (Tel: 5755275482)
Internal Medicine (License #2000237 in NM)
NPI status registered as active in NPPES database
Registered at 1170 N SOLANO DR, SUITE K, LAS CRUCES, NM 88001 (Tel: 5055285137)
Registered at 1170 N SOLANO DR, SUITE K, LAS CRUCES, NM 88001 (Tel: 5055285137)
Recorded as EUGENE MARCINIAK, MD
Internal Medicine (License #2000237 in NM)
First registered as active Individual Practitioner in NPPES Database.
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NPI Administrative Meta
Mailing Address
999 W Amador Ave Ste A
Las Cruces, NM 880052739
Phone: 5755275482
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