Dr. Marcelo Orias, MD

  • Stamford, CT
  • Nephrologist
NPI1194311977
Medicare services, 2024
405
Medicare patients, 2024
121
Part D claims, 2024
44
MIPS score, 2024
87
Industry payments
$3,786
Practice address
30 Commerce Rd, Stamford, CT 06902
Practice phone
Call (203) 358-9969
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Stamford Dialysis

Stamford, Connecticut

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Dr. Marcelo Orias is a nephrologist in Stamford, Connecticut

Dr. Orias practices at Stamford Dialysis in Stamford, Connecticut.

Dr. Orias' NPI, 1194311977, was assigned on December 16, 2020. Dr. Orias graduated from Universidad Nacional de Cordoba in 1987. Dr. Orias holds Connecticut license 32505.

NPI and contact details
NPI enumeration date
December 16, 2020
NPI status
Active
Practice phone
(203) 358-9969
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1987

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

Dr. Marcelo Orias practices at Stamford Dialysis in Stamford, Connecticut

Dr. Orias' primary practice is Stamford Dialysis, at 30 Commerce Rd, Stamford, CT 06902 in Western Ct County. The practice phone is (203) 358-9969.

  • Stamford Dialysis
    30 Commerce Rd, Stamford, CT 06902 · Western Ct CountyPhone(203) 358-9969

Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data

Dr. Marcelo Orias is affiliated with 2 sites of care and 1 medical group

Dr. Orias' primary practice is Stamford Dialysis in Stamford, Connecticut. The medical group on file is Yale Health. Dmand AI also links Dr. Orias to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Orias

Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Marcelo Orias' practice

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

EHR by site
SiteEHR vendor and product
Stamford DialysisAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Marcelo Orias is one of 141 nephrologists in Connecticut

Nephrology is Dr. Orias' primary specialty in the NPI Registry, under taxonomy code 207RN0300X. Dr. Orias is licensed in Connecticut.

Specialties and state licenses

  • Nephrology, ConnecticutPrimaryLicense 32505 · taxonomy 207RN0300X

Nephrologists near Dr. Orias

Counts of nephrologists 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. Marcelo Orias billed Medicare for 405 services in 2024

CMS data shows 405 Medicare services from Dr. Orias across 7 procedure codes in 2024, for 121 Medicare patients. Medicare paid $30,757 for them.

Medicare services, 2024405
Medicare patients121
Paid by Medicare$30,757
Procedure codes7

Dr. Orias' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 6742024: 33151%
Tests and treatments
2023: 422024: 7476%

Where Dr. Orias' Medicare services took place, 2024

  • In an office154%
  • In a facility39096%

Dr. Orias compared with the Connecticut median for nephrologists, 2024

  • Dr. Orias
  • Connecticut median
Medicare services
405vs 73245% below
Medicare patients
121vs 26154% below
Part D claims
12vs 60098% below

Medians across 137 nephrologists in Connecticut with Dmand AI profiles that report each measure.

Dr. Orias' 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 Dr. Orias

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

Dr. Marcelo Orias treated 121 Medicare patients in 2024, average age 73

CMS counts 121 Medicare patients who saw Dr. Orias in 2024. The largest group is 65 to 74, with 37 patients. 75% of them have chronic kidney disease, and 75% have high blood pressure. 40% are also on Medicaid. Their average risk score is 5.11, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.

Medicare patients, 2024121
Average age73
Average risk score5.11
Also on Medicaid40%

Dr. Orias' Medicare patients by age, 2024

Dr. Orias' Medicare patients by sex, 2024

  • Women4840%
  • Men7360%

Chronic conditions among Dr. Orias' Medicare patients, 2024

  1. Chronic kidney disease75%
  2. High blood pressure75%
  3. High cholesterol75%
  4. Heart failure64%
  5. Diabetes60%
  6. Ischemic heart disease56%
  7. Arthritis52%
  8. Mood disorders49%

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

Source: Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Marcelo Orias wrote 44 Medicare Part D claims in 2024

In 2024, Dr. Orias wrote 44 Medicare Part D claims for 14 patients. 95% of them were for generic drugs. CMS names the drug for 12 of them, across 1 drug with 11 or more claims each, at $46 in total drug cost. In 2023, CMS named 17 claims across 1 drug.

Part D claims, 202444
Drugs named by CMS1
Total drug cost$46
Part D patients14

Dr. Orias' Part D claims by kind of drug, 2024

  • Generic42 claims95%
  • Brand-name and other2 claims5%

Dr. Orias' 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.

Part D claims for drugs CMS names, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 172024: 1229%

Drugs named by CMS: 1 in 2024, 1 in 2023.

See all prescribing by Dr. Orias

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

Dr. Marcelo Orias scored 87 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 87 out of 100 for Dr. Orias for performance year 2024, reported as part of a group.

Dr. Orias' MIPS scores, performance year 2024

  • 87of 100Final score
  • 77.4of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities
  • 74of 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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Dr. Marcelo Orias received $3,786 in industry payments from 2017 to 2022

CMS Open Payments shows 3 general payments to Dr. Orias from 1 drug or device company from 2017 to 2022. Consulting fees make up the largest share, 99% of the total. GlaxoSmithKline, LLC. paid the most, $3,786.

General payments to Dr. Orias by program year, 2017 to 2022

General payments to Dr. Orias by kind, 2017 to 2022

$3.8Kin total
  • Consulting fees$3,73899%
  • Food and beverage$491%

Companies that paid Dr. Orias the most, 2017 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Orias

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

Dr. Marcelo Orias graduated from Universidad Nacional de Cordoba

Dr. Orias graduated from Universidad Nacional de Cordoba in 1987.

  1. Medical schoolUniversidad Nacional de Cordoba

Source: Dmand AI Professional Profile Data

Sources for Dr. Marcelo Orias'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 phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 panelMedicare 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 percentilesClinician Public Reporting: Overall MIPS Performance (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. Marcelo Orias

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. Marcelo Orias' NPI number?

Dr. Marcelo Orias' NPI number is 1194311977. It was assigned on December 16, 2020, and it is active in the NPI Registry.

What kind of doctor is Dr. Marcelo Orias?

Dr. Marcelo Orias is a nephrologist in Stamford, Connecticut. The primary specialty in the NPI Registry is Nephrology Physician (taxonomy code 207RN0300X).

Where does Dr. Marcelo Orias practice?

Dr. Orias practices at 30 Commerce Rd, Stamford, CT 06902. Dr. Orias' primary practice is Stamford Dialysis in Stamford, Connecticut. Dmand AI also links Dr. Orias to 1 group practice or clinic.

What is Dr. Marcelo Orias' office phone number?

The practice phone on file for Dr. Orias is (203) 358-9969.

What is Dr. Marcelo Orias' medical license number?

Dr. Orias holds Connecticut license 32505.

What medical group is Dr. Marcelo Orias part of?

Dr. Orias is linked to Yale Health.

Does Dr. Marcelo Orias accept Medicare?

Yes. CMS data shows Dr. Orias billed Medicare for 405 services in 2024.

What is Dr. Marcelo Orias' MIPS score?

Dr. Orias' MIPS final score for performance year 2024 is 87 out of 100, reported as part of a group.

How many Medicare patients does Dr. Marcelo Orias see?

CMS counts 121 Medicare patients who saw Dr. Orias in 2024, with an average age of 73.

What services does Dr. Marcelo Orias bill to Medicare?

In 2024, Dr. Orias' most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99233) and dialysis (90935).

Show 4 more questionsShow fewer questions

Where did Dr. Marcelo Orias go to medical school?

Dr. Orias graduated from Universidad Nacional de Cordoba in 1987.

What drugs does Dr. Marcelo Orias prescribe most?

In 2024 Medicare Part D data, Dr. Orias' most prescribed drugs by claims were Amlodipine Besylate.

Has Dr. Marcelo Orias received payments from drug or device companies?

CMS Open Payments shows $3,786 in general payments to Dr. Orias from 1 company from 2017 to 2022. The largest total came from GlaxoSmithKline, LLC.

How long has Dr. Marcelo Orias been practicing?

Dr. Orias graduated from medical school in 1987, 39 years ago.

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