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EUGENE GERARD MARCINIAK MD
NPI 1407830458
Internal Medicine in Las Cruces, NM

Active since December 02, 2005PECOS EnrolledAccepts Medicare Assignment
999 W AMADOR AVE STE A, LAS CRUCES, NM 88005(575) 527-5482(575) 525-3542 Get Directions Write a Review

NPPES record last updated: January 9, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Eugene Gerard Marciniak Md NPPES

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

EUGENE GERARD MARCINIAK MD (NPI 1407830458) is an individual internal medicine provider in Las Cruces, New Mexico, licensed in New Mexico (2000237) and active in the NPI registry since December 2005. He is enrolled in Medicare PECOS, is affiliated with Memorial Medical Center, and is a graduate of Indiana University School Of Medicine (1982).

NPPES Registry Identity

NPI1407830458
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameEUGENE GERARD MARCINIAKCredential: MD
Location Address999 W AMADOR AVE STE ALas Cruces, NM 88005-2739
Mailing Address999 W Amador Ave Ste ALas Cruces, NM 88005-2739 · (575) 527-5482 · Fax (575) 525-3542
Phone(575) 527-5482
Fax(575) 525-3542
Sole ProprietorNo
Medical School CMSIndiana University School Of MedicineGraduated 1982
Enumeration DateDecember 2, 2005
Last NPPES UpdateJanuary 9, 2026
NPPES CertifiedJanuary 9, 2026
✔ NPI 1407830458 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in NM · 2000237
Definition
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.
999 W AMADOR AVE STE A, Las Cruces, NM 88005
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Other Identifiers 1

Medicaid68979NM

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

Eugene Gerard Marciniak 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 ID5890004659
PECOS Enrollment IDI20241231001269
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.

Hospital Affiliations CMS Care Compare

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

Memorial Medical Center

Acute Care Hospitals · Las Cruces, NM
1/5 CMS rating
OwnershipProprietary
CMS Certification Number320018
Location2450 South Telshor BlvdLas Cruces, NM 88011 · Dona Ana County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 88005 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
$126.21 typical visit price
range $54.26 – $166.80
Typical copayment $31.55 (range $13.56 – $41.70)
Most-billed visit code 99204
Established Patient
$96.38 typical visit price
range $17.00 – $135.35
Typical copayment $24.09 (range $4.25 – $33.83)
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.

Other Providers at the Same Location NPPES 16

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

MR. RAMON BRIONES
Community Health Worker
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 556-9681
MARIBEL VAZQUEZ CHW
Community Health Worker
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482
CALANDRIA RENO
Physician Assistant
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482
DAVID A YANEZ
Physician Assistant
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482
JASPER LEAF FINNEGAN
Community Health Worker
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482
MRS. FATIMA MCELVEEN DNP, AGPCNP, PMHNP
Nurse Practitioner (Adult Health)
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482
MARISELA N AGUILERA
Community Health Worker
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482
IDALIA SOTO CCHW
Community Health Worker
999 W AMADOR AVE STE A
LAS CRUCES, NM 88005
Doña Ana County (575) 527-5482

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 Eugene Marciniak's NPI number?

The NPI number for Eugene Marciniak is 1407830458. It was assigned to this individual provider in the NPPES registry on December 2, 2005.

Where is Eugene Marciniak located?

Eugene Marciniak practices at 999 W Amador Ave Ste A, Las Cruces, NM 88005. The listed phone number is (575) 527-5482.

What is Eugene Marciniak's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Is Eugene Marciniak enrolled in Medicare?

Yes. Eugene Marciniak 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.

Is Eugene Marciniak affiliated with any hospitals?

According to CMS data, Eugene Marciniak is affiliated with Memorial Medical Center.

When was this NPI record last updated?

The NPPES record for Eugene Marciniak was last updated on January 9, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 months 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.