Iris N. Darby, PA-C

  • Las Cruces, NM
  • Surgical physician assistant
NPI1851355382PAC ID2466500996
Medicare services, 2024
138
Medicare patients, 2024
94
Part D claims, 2024
124
MIPS score, 2024
100
Hospital affiliations
1
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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Iris N. Darby is a surgical physician assistant in Las Cruces, New Mexico

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

Iris Darby's NPI, 1851355382, was assigned on April 13, 2006. Iris Darby holds New Mexico license PA2016-0065.

NPI and contact details
Medicare PAC ID
2466500996
NPI enumeration date
April 13, 2006
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
Female
Estimated age
57
Medical school graduation
1995

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

Iris N. Darby practices at Memorial Medical Center in Las Cruces, New Mexico

Iris Darby'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

Iris N. Darby is affiliated with 2 sites of care and 1 medical group

Iris Darby's primary practice is Memorial Medical Center in Las Cruces, New Mexico, part of Lifepoint Health. The medical group on file is New Mexico Cardiovascular Associates. Dmand AI also links Iris Darby to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Iris Darby

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

Dmand AI tracks the EHR system at Iris N. Darby's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Iris Darby 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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Iris N. Darby is one of 51 surgical physician assistants in New Mexico

Surgical is Iris Darby's primary specialty in the NPI Registry, under taxonomy code 363AS0400X. Dmand AI has Iris Darby's licenses on file in 2 states: New Mexico and Florida.

Specialties and state licenses

  • Surgical physician assistant, New MexicoPrimaryLicense PA2016-0065 · taxonomy 363AS0400X
  • Florida licenseLicense PA3110

Surgical physician assistants near Iris Darby

Counts of surgical physician assistants 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

Iris N. Darby billed Medicare for 138 services in 2024

CMS data shows 138 Medicare services from Iris Darby across 5 procedure codes in 2024, for 94 Medicare patients. Medicare paid $6,510 for them.

Medicare services, 2024138
Medicare patients94
Paid by Medicare$6,510
Procedure codes5

Where Iris Darby's Medicare services took place, 2024

  • In an office9468%
  • In a facility4432%

Iris Darby compared with the New Mexico median for surgical physician assistants, 2024

  • Iris Darby
  • New Mexico median
Medicare patients
94vs 8116% above

Medians across 39 surgical physician assistants in New Mexico with Dmand AI profiles that report each measure.

Iris Darby's most billed Medicare procedure codes, 2024

CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.

See all procedures by Iris Darby

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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks

Iris N. Darby treated 94 Medicare patients in 2024, average age 75

CMS counts 94 Medicare patients who saw Iris Darby in 2024. The largest group is 65 to 74, with 36 patients. 75% of them have high blood pressure, and 74% have high cholesterol. 22% are also on Medicaid. Their average risk score is 1.67, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Across all payers, Dmand AI patient panel data puts Iris Darby's median patient age at 65, with 56% women.

Medicare patients, 202494
Average age75
Average risk score1.67
Also on Medicaid22%

Iris Darby's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Iris Darby's Medicare patients by sex, 2024

  • Women4346%
  • Men5154%

Chronic conditions among Iris Darby's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol74%
  3. Arthritis51%
  4. Diabetes34%
  5. Ischemic heart disease34%
  6. Chronic kidney disease31%
  7. Anxiety30%
  8. COPD24%

Share of Medicare patients with each condition. A patient can have several.

Iris Darby's patients across all payers

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

Patient panel by age, all payers

Median age 65

Patient panel by sex, all payers

  • Women56%
  • Men43%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Iris N. Darby wrote 124 Medicare Part D claims in 2024

In 2024, Iris Darby wrote 124 Medicare Part D claims for 68 patients. 81% of them were for generic drugs. CMS names the drug for 80 of them, across 4 drugs with 11 or more claims each, at $893 in total drug cost.

Part D claims, 2024124
Drugs named by CMS4
Total drug cost$893
Part D patients68

Iris Darby's Part D claims by kind of drug, 2024

  • Generic101 claims81%
  • Brand-name23 claims19%

Iris Darby's most prescribed drugs by claims, 2024

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

Drug classes CMS tracks in Iris Darby's Part D claims, 2024

  • Antibiotics12%15 of 124 claims

Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.

See all prescribing by Iris Darby

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

Iris N. Darby scored 100 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 100 out of 100 for Iris Darby for performance year 2024, reported as part of a group. Iris Darby accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Iris Darby's MIPS scores, performance year 2024

  • 100of 100Final score
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026

For MedTech and pharma teams

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Iris N. Darby received $753 in industry payments from 2024 to 2025

CMS Open Payments shows 34 general payments to Iris Darby from 9 drug and device companies from 2024 to 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $248.

General payments to Iris Darby by program year, 2024 to 2025

Companies that paid Iris Darby the most, 2024 to 2025

Share is of all general payments to this clinician.

See all payments to Iris Darby

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

Sources for Iris N. Darby'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 services and procedure codesMedicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab)
State medians for the same specialtyDmand AI Peer Benchmarks
Medicare patients and the all-payer patient panelDmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab)
Part D prescribingMedicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab)
MIPS scores, telehealth, assignment and procedure percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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 Iris N. Darby

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

What is Iris N. Darby's NPI number?

Iris N. Darby's NPI number is 1851355382. It was assigned on April 13, 2006, and it is active in the NPI Registry.

What does Iris N. Darby specialize in?

Iris N. Darby is a surgical physician assistant in Las Cruces, New Mexico. The primary specialty in the NPI Registry is Surgical Physician Assistant (taxonomy code 363AS0400X).

Where does Iris N. Darby practice?

Iris Darby practices at 2450 South Telshor Blvd, Las Cruces, NM 88011. Iris Darby's primary practice is Memorial Medical Center in Las Cruces, New Mexico, part of Lifepoint Health. Dmand AI also links Iris Darby to 1 group practice or clinic.

What is Iris N. Darby's office phone number?

The practice phone on file for Iris Darby is (575) 522-8641.

What is Iris N. Darby's medical license number?

Iris Darby holds New Mexico license PA2016-0065, one of the licenses on file in 2 states.

Which states has Iris N. Darby been licensed in?

Dmand AI has state licenses on file for Iris Darby in New Mexico and Florida.

Which hospitals is Iris N. Darby affiliated with?

Iris Darby practices at Memorial Medical Center in Las Cruces, New Mexico.

What medical group is Iris N. Darby part of?

Iris Darby is linked to New Mexico Cardiovascular Associates.

Does Iris N. Darby accept Medicare?

Yes. CMS data shows Iris Darby billed Medicare for 138 services in 2024, and Iris Darby accepts Medicare assignment.

What is Iris N. Darby's MIPS score?

Iris Darby's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.

Show 5 more questionsShow fewer questions

How many Medicare patients does Iris N. Darby see?

CMS counts 94 Medicare patients who saw Iris Darby in 2024, with an average age of 75.

What services does Iris N. Darby bill to Medicare?

In 2024, Iris Darby's most billed Medicare services were office visit, new patient (99202), office visit, established patient (99212) and hospital inpatient care (99231).

What drugs does Iris N. Darby prescribe most?

In 2024 Medicare Part D data, Iris Darby's most prescribed drugs by claims were Ondansetron HCl, Gavilyte-G and Pantoprazole Sodium.

Has Iris N. Darby received payments from drug or device companies?

CMS Open Payments shows $753 in general payments to Iris Darby from 9 companies from 2024 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.

How long has Iris N. Darby been practicing?

Iris Darby graduated from medical school in 1995, 31 years ago.

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