Registry data as of Aug 27, 2026

Unni Marar, MD

Cardiovascular Disease Physician · Columbus, OH

Unni Marar, MD is a cardiovascular disease physician with a practice address in Columbus, Ohio, and NPI 1801956743, issued on Dec 11, 2006. Check the license on the State Medical Board of Ohio; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1801956743
Name
Unni Marar
Credential
MD
Primary taxonomy
Cardiovascular Disease Physician 207RC0000X
Practice location
543 Taylor Ave FL 3, Columbus, OH 43203
Phone
(614) 293-7677
Enumerated
Dec 11, 2006
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 543 Taylor Ave FL 3

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Naveed Ashfaq, MBBSNephrology Physician1609263888
  2. Morgan Brown, MDObstetrics & Gynecology Physician1558984617
  3. Subhash Chander, MBBSNephrology Physician1992290928
  4. Maria Coyle, RPHPharmacist1467458786
  5. Melissa Edell, NPFamily Nurse Practitioner1376022418
  6. Erin Ehlers, MDObstetrics & Gynecology Physician1720660434

Verify Unni Marar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersState Medical Board of OhioCheck the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
Open the Ohio license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

22% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024

2,443 Medicare Part D claims for 313 beneficiaries, against an average of 3,149 among the 19,556 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Unni Marar2,443
  2. Specialty average3,149

Most prescribed

  1. Atorvastatin Calcium258 claims
  2. Carvedilol159 claims
  3. Potassium Chloride153 claims
  4. Losartan Potassium148 claims
  5. Furosemide121 claims
  6. Eliquis119 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

The Medicare quality score for 2023: 95.3 of 100

The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.

  1. Qualityout of 100 · 30% of the final score76.6
  2. Costout of 100 · 30%
  3. Promoting interoperabilityout of 100 · 25%100.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $89.99

1 payment, mostly education; the largest payer was AstraZeneca Pharmaceuticals LP. The 16,209 providers of this specialty with any payment received $4,923.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Unni Marar$89.99
  2. Specialty average$4,923.81

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

One hospital or facility affiliation

  1. Osu Internal Medicine LLCColumbus, OH

Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.

Cardiovascular Disease Physician providers in Ohio

There are 1,012 cardiovascular disease physician records in Ohio.

Other cardiovascular disease physician records in Ohio

  1. Bryan Abadie, MDCleveland, OH1265967582
  2. Mohammad Abbasi, MDCleveland, OH1346730603
  3. Frank Abbati, MDOregon, OH1619978608
  4. Charles Abbottsmith, M.D.Cincinnati, OH1346226388
  5. Mouhamad Abdallah, MD, PHDFranklin, OH1972714251
  6. Abdelhamed Abdelhamed, MDDayton, OH1164425443
  7. Ahmad Abdul Karim, MDDayton, OH1356347421
  8. Karim Abdur Rehman, MDCleveland, OH1255713160
  9. Debra Abner, RNDayton, OH1265673669
  10. William Abraham, MDColumbus, OH1093755944

Common questions

What is Unni Marar, MD's NPI number?

Unni Marar, MD's National Provider Identifier (NPI) is 1801956743, issued on Dec 11, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Unni Marar, MD located?

The NPPES record lists a practice address at 543 Taylor Ave FL 3, Columbus, OH, 43203. Phone: (614) 293-7677. Providers update this record themselves, so call before visiting.

How can I verify Unni Marar, MD's license?

Search the State Medical Board of Ohio at https://elicense.ohio.gov/oh_verifylicense. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Unni Marar, MD prescribe under Medicare Part D?

In 2024, Unni Marar, MD had 2,443 Medicare Part D claims for 313 beneficiaries; the average among cardiovascular disease physician prescribers was 3,149. Part D covers Medicare prescriptions only.

What is Unni Marar, MD's Medicare quality score?

The 2023 MIPS final score is 95.3 of 100. The average among 454,083 clinicians with a measured score was 83.5.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.