Dr. Eugene Gerard Marciniak, MD

  • Las Cruces, NM
  • Internist
NPI1407830458PAC ID5890004659
Part D claims, 2023
53
Hospital affiliations
1
Industry payments
$863
Medical group
1
State licenses
2
Practice address
2450 South Telshor Blvd, Las Cruces, NM 88011
Practice phone
Call (575) 522-8641
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Memorial Medical Center

Hospital · Las Cruces, New Mexico

See all 3 affiliations

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Dr. Eugene Gerard Marciniak is an internist in Las Cruces, New Mexico

Dr. Marciniak practices at Memorial Medical Center in Las Cruces, New Mexico, part of Lifepoint Health.

Dr. Marciniak's NPI, 1407830458, was assigned on December 2, 2005. Dr. Marciniak graduated from Indiana University School of Medicine in 1982. Dr. Marciniak holds New Mexico license 2000237.

NPI and contact details
Medicare PAC ID
5890004659
NPI enumeration date
December 2, 2005
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(575) 522-8641
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
70
Medical school graduation
1982

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Eugene Gerard Marciniak practices at Memorial Medical Center in Las Cruces, New Mexico

Dr. Marciniak's primary practice is Memorial Medical Center, at 2450 South Telshor Blvd, Las Cruces, NM 88011 in Dona Ana County. The practice phone is (575) 522-8641.

Source: Dmand AI Affiliation Data

Dr. Eugene Gerard Marciniak is affiliated with 2 sites of care and 1 medical group

Dr. Marciniak's primary practice is Memorial Medical Center in Las Cruces, New Mexico, part of Lifepoint Health. The medical group on file is Amador Health Center. Dmand AI also links Dr. Marciniak to 1 more community health center, named with a free account.

See all 3 affiliations for Dr. Marciniak

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Eugene Gerard Marciniak's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marciniak practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Memorial Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Eugene Gerard Marciniak is one of 734 internists in New Mexico

Internal medicine is Dr. Marciniak's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Marciniak's licenses on file in 2 states: New Mexico and Florida.

Specialties and state licenses

  • Internal medicine, New MexicoPrimaryLicense 2000237 · taxonomy 207R00000X
  • Florida licenseLicense ME60572

Internists near Dr. Marciniak

Counts of internists with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Eugene Gerard Marciniak's patients have a median age of 31

Across all payers, Dmand AI patient panel data puts Dr. Marciniak's median patient age at 31, with 63% women.

Dr. Marciniak's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 31

Patient panel by sex, all payers

  • Women63%
  • Men37%

Source: Dmand AI Patient Panel Data

Dr. Eugene Gerard Marciniak wrote 53 Medicare Part D claims in 2023

In 2023, Dr. Marciniak wrote 53 Medicare Part D claims. They cover 1 drug, with $11,525 in total drug cost. In 2022, CMS named 135 claims across 2 drugs.

Part D claims, 202353
Drugs named by CMS1
Total drug cost$11,525

Dr. Marciniak's most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 1352023: 5361%

Drugs named by CMS: 1 in 2023, 2 in 2022.

See all prescribing by Dr. Marciniak

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

How Dr. Eugene Gerard Marciniak takes part in Medicare

Dr. Marciniak accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Source: Doctors and Clinicians National Downloadable File (CMS)

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Dr. Eugene Gerard Marciniak received $863 in industry payments from 2016 to 2025

CMS Open Payments shows 17 general payments to Dr. Marciniak from 7 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 98% of the total. Gilead Sciences, Inc. paid the most, $471.

General payments to Dr. Marciniak by program year, 2016 to 2025

General payments to Dr. Marciniak by kind, 2016 to 2025

$863in total
  • Food and beverage$84298%
  • Education$212%

Companies that paid Dr. Marciniak the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Marciniak

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Eugene Gerard Marciniak graduated from Indiana University School of Medicine

Dr. Marciniak graduated from Indiana University School of Medicine in 1982.

  1. Medical schoolIndiana University School of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Eugene Gerard Marciniak's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Eugene Gerard Marciniak

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Eugene Gerard Marciniak's NPI number?

Dr. Eugene Gerard Marciniak's NPI number is 1407830458. It was assigned on December 2, 2005, and it is active in the NPI Registry.

What kind of doctor is Dr. Eugene Gerard Marciniak?

Dr. Eugene Gerard Marciniak is an internist in Las Cruces, New Mexico. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).

Where does Dr. Eugene Gerard Marciniak practice?

Dr. Marciniak practices at 2450 South Telshor Blvd, Las Cruces, NM 88011. Dr. Marciniak's primary practice is Memorial Medical Center in Las Cruces, New Mexico, part of Lifepoint Health. Dmand AI also links Dr. Marciniak to 1 community health center.

What is Dr. Eugene Gerard Marciniak's office phone number?

The practice phone on file for Dr. Marciniak is (575) 522-8641.

What is Dr. Eugene Gerard Marciniak's medical license number?

Dr. Marciniak holds New Mexico license 2000237, one of the licenses on file in 2 states.

Which states has Dr. Eugene Gerard Marciniak been licensed in?

Dmand AI has state licenses on file for Dr. Marciniak in New Mexico and Florida.

Which hospitals is Dr. Eugene Gerard Marciniak affiliated with?

Dr. Marciniak practices at Memorial Medical Center in Las Cruces, New Mexico.

What medical group is Dr. Eugene Gerard Marciniak part of?

Dr. Marciniak is linked to Amador Health Center.

Does Dr. Eugene Gerard Marciniak accept Medicare?

Yes. CMS lists Dr. Marciniak as accepting Medicare assignment.

Where did Dr. Eugene Gerard Marciniak go to medical school?

Dr. Marciniak graduated from Indiana University School of Medicine in 1982.

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What drugs does Dr. Eugene Gerard Marciniak prescribe most?

In 2023 Medicare Part D data, Dr. Marciniak's most prescribed drugs by claims were Buprenorphine-Naloxone.

Has Dr. Eugene Gerard Marciniak received payments from drug or device companies?

CMS Open Payments shows $863 in general payments to Dr. Marciniak from 7 companies from 2016 to 2025. The largest total came from Gilead Sciences, Inc.

How long has Dr. Eugene Gerard Marciniak been practicing?

Dr. Marciniak graduated from medical school in 1982, 44 years ago.

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