Ruel L. Mariano, NP
- Medicare patients, 2024
- 197
- Part D claims, 2024
- 10,068
- MIPS score, 2024
- 100
- Industry payments
- $315
- Affiliated sites
- 9
- Practice address
- 1294 S Jones Blvd, Las Vegas, NV 89146
- Practice phone
- Call (702) 877-1887
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nephrology & Endocrine Associates Inc
Las Vegas, Nevada
Find Ruel Mariano's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Ruel L. Mariano is a primary care nurse practitioner in Las Vegas, Nevada
Ruel Mariano practices at Nephrology & Endocrine Associates Inc in Las Vegas, Nevada.
Ruel Mariano's NPI, 1114481785, was assigned on January 28, 2019. Ruel Mariano holds Nevada license 816895.
- NPI
- 1114481785NPI Registry (opens in a new tab)
- NPI enumeration date
- January 28, 2019
- NPI status
- Active
- Practice phone
- (702) 877-1887
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Ruel L. Mariano practices at Nephrology & Endocrine Associates Inc in Las Vegas, Nevada
Ruel Mariano's primary practice is Nephrology & Endocrine Associates Inc, at 1294 S Jones Blvd, Las Vegas, NV 89146 in Clark County. The practice phone is (702) 877-1887.
- Nephrology & Endocrine Associates Inc1294 S Jones Blvd, Las Vegas, NV 89146 · Clark CountyPhone(702) 877-1887
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Ruel L. Mariano is affiliated with 10 sites of care and 7 medical groups
Ruel Mariano's primary practice is Nephrology & Endocrine Associates Inc in Las Vegas, Nevada. The medical group on file is WC Health. Dmand AI also links Ruel Mariano to 6 more medical groups, 5 group practices and clinics and 4 home health agencies, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at Ruel L. Mariano's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ruel Mariano practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nephrology & Endocrine Associates Inc | Available with a free account |
| +9 more sites and 6 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Ruel L. Mariano is one of 101 primary care nurse practitioners in Nevada
Primary care is Ruel Mariano's primary specialty in the NPI Registry, under taxonomy code 363LP2300X. Ruel Mariano is licensed in Nevada.
Specialties and state licenses
- Primary care nurse practitioner, NevadaPrimary
Primary care nurse practitioners near Ruel Mariano
Counts of primary care nurse practitioners 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
Ruel L. Mariano treated 197 Medicare patients in 2024, average age 68
CMS counts 197 Medicare patients who saw Ruel Mariano in 2024. The largest group is 65 to 74, with 74 patients. 75% of them have high blood pressure, and 72% have high cholesterol. 55% are also on Medicaid. Their average risk score is 1.93, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Ruel Mariano's median patient age at 76, with 52% women.
Ruel Mariano's Medicare patients by age, 2024
Ruel Mariano's Medicare patients by sex, 2024
- Women11860%
- Men7940%
Chronic conditions among Ruel Mariano's Medicare patients, 2024
- High blood pressure75%
- High cholesterol72%
- Arthritis55%
- Anxiety49%
- Diabetes49%
- Alcohol and drug use disorders40%
- Mood disorders40%
- Depression39%
Share of Medicare patients with each condition. A patient can have several.
Ruel Mariano's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 76
Patient panel by sex, all payers
- Women52%
- Men48%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Ruel L. Mariano wrote 10,068 Medicare Part D claims in 2024
In 2024, Ruel Mariano wrote 10,068 Medicare Part D claims for 425 patients. 92% of them were for generic drugs.
Ruel Mariano's Part D claims by kind of drug, 2024
- Generic9,275 claims92%
- Brand-name and other793 claims8%
Drug classes CMS tracks in Ruel Mariano's Part D claims, 2024
- Opioids33%3,279 of 10,068 claims
- Antibiotics1%140 of 10,068 claims
- Antipsychotics, patients 65 and over0%16 of 10,068 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Ruel L. Mariano 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 Ruel Mariano for performance year 2024, reported as part of a group.
Ruel Mariano's MIPS scores, performance year 2024
- 100of 100Final score
- 100of 100Quality
- 40of 100Improvement Activities
- 86of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Ruel L. Mariano received $315 in industry payments in 2025
CMS Open Payments shows 10 general payments to Ruel Mariano from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Indivior Inc. paid the most, $125.
Companies that paid Ruel Mariano the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Ruel L. Mariano's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Ruel L. Mariano
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ruel L. Mariano's NPI number?
Ruel L. Mariano's NPI number is 1114481785. It was assigned on January 28, 2019, and it is active in the NPI Registry.
What does Ruel L. Mariano specialize in?
Ruel L. Mariano is a primary care nurse practitioner in Las Vegas, Nevada. The primary specialty in the NPI Registry is Primary Care Nurse Practitioner (taxonomy code 363LP2300X).
Where does Ruel L. Mariano practice?
Ruel Mariano practices at 1294 S Jones Blvd, Las Vegas, NV 89146. Ruel Mariano's primary practice is Nephrology & Endocrine Associates Inc in Las Vegas, Nevada. Dmand AI also links Ruel Mariano to 6 medical groups, 5 group practices and clinics and 4 home health agencies.
What is Ruel L. Mariano's office phone number?
The practice phone on file for Ruel Mariano is (702) 877-1887.
What is Ruel L. Mariano's medical license number?
Ruel Mariano holds Nevada license 816895.
What medical group is Ruel L. Mariano part of?
Ruel Mariano is linked to WC Health. Dmand AI links Ruel Mariano to 6 more medical groups.
What is Ruel L. Mariano's MIPS score?
Ruel Mariano's MIPS final score for performance year 2024 is 100 out of 100, reported as part of a group.
How many Medicare patients does Ruel L. Mariano see?
CMS counts 197 Medicare patients who saw Ruel Mariano in 2024, with an average age of 68.
Has Ruel L. Mariano received payments from drug or device companies?
CMS Open Payments shows $315 in general payments to Ruel Mariano from 5 companies from 2025 to 2025. The largest total came from Indivior Inc.
How long has Ruel L. Mariano been practicing?
Ruel Mariano graduated from medical school in 2018, 8 years ago.
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