Dr. Nathan Marzlin, MD
- Medicare services, 2024
- 2,966
- Medicare patients, 2024
- 1,681
- Part D claims, 2024
- 646
- Publications
- 12
- MIPS score, 2024
- 80
- Practice address
- 3535 Olentangy River Rd, Columbus, OH 43214
- Practice phone
- Call (614) 566-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Marzlin'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.
Dr. Nathan Marzlin is a cardiologist in Columbus, Ohio
Dr. Marzlin practices at OhioHealth Riverside Methodist Hospital in Columbus, Ohio, part of OhioHealth.
Dr. Marzlin's NPI, 1871956318, was assigned on April 1, 2016. Dr. Marzlin graduated from Wright State University Boonshoft School of Medicine in 2016. Dr. Marzlin holds Ohio license 35.147915.
- NPI
- 1871956318NPI Registry (opens in a new tab)
- Medicare PAC ID
- 3971850280
- NPI enumeration date
- April 1, 2016
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (614) 566-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 36
- Medical school graduation
- 2016
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Nathan Marzlin practices at OhioHealth Riverside Methodist Hospital in Columbus, Ohio
Dr. Marzlin's primary practice is OhioHealth Riverside Methodist Hospital, at 3535 Olentangy River Rd, Columbus, OH 43214 in Franklin County. The practice phone is (614) 566-5000.
- OhioHealth Riverside Methodist Hospital3535 Olentangy River Rd, Columbus, OH 43214 · Franklin CountyPhone(614) 566-5000
Source: Dmand AI Affiliation Data
Dr. Nathan Marzlin is affiliated with 8 sites of care and 2 medical groups
Dr. Marzlin's primary practice is OhioHealth Riverside Methodist Hospital in Columbus, Ohio, part of OhioHealth. Dr. Marzlin is also affiliated with OhioHealth Grant Medical Center. The medical group on file is OhioHealth Physician Group. Dmand AI also links Dr. Marzlin to 3 more hospitals, 2 group practices and clinics, 1 hospital outpatient department and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Nathan Marzlin's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Marzlin practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| OhioHealth Riverside Methodist Hospital | Available with a free account |
| +7 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Nathan Marzlin is one of 945 cardiologists in Ohio
Cardiovascular disease is Dr. Marzlin's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Marzlin is licensed in Ohio.
Specialties and state licenses
- Cardiovascular disease, OhioPrimary
Cardiologists near Dr. Marzlin
Counts of cardiologists 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. Nathan Marzlin billed Medicare for 2,966 services in 2024
CMS data shows 2,966 Medicare services from Dr. Marzlin across 21 procedure codes in 2024, for 1,681 Medicare patients. Medicare paid $89,400 for them.
Dr. Marzlin's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 5062024: 2,395373%
- Imaging
- 2023: 962024: 319232%
- Office and hospital visits
- 2023: 432024: 252486%
Where Dr. Marzlin's Medicare services took place, 2024
- In an office61121%
- In a facility2,35579%
Dr. Marzlin compared with the Ohio median for cardiologists, 2024
- Dr. Marzlin
- Ohio median
- Medicare services
- 2,966vs 1,4342.1 times
- Medicare patients
- 1,681vs 8212.0 times
- Part D claims
- 563vs 1,32057% below
Medians across 942 cardiologists in Ohio with Dmand AI profiles that report each measure.
Dr. Marzlin'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.
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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Nathan Marzlin treated 1,681 Medicare patients in 2024, average age 76
CMS counts 1,681 Medicare patients who saw Dr. Marzlin in 2024. The largest group is 75 to 84, with 681 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 9% are also on Medicaid. Their average risk score is 1.73, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Dr. Marzlin's median patient age at 73, with 48% women.
Dr. Marzlin's Medicare patients by age, 2024
Dr. Marzlin's Medicare patients by sex, 2024
- Women78747%
- Men89453%
Chronic conditions among Dr. Marzlin's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease59%
- Arthritis55%
- Heart failure45%
- Atrial fibrillation44%
- Chronic kidney disease37%
- Diabetes37%
Share of Medicare patients with each condition. A patient can have several.
Dr. Marzlin's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women48%
- Men51%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Nathan Marzlin wrote 646 Medicare Part D claims in 2024
In 2024, Dr. Marzlin wrote 646 Medicare Part D claims for 111 patients. 84% of them were for generic drugs. CMS names the drug for 563 of them, across 17 drugs with 11 or more claims each, at $94,497 in total drug cost. In 2022, CMS named 26 claims across 2 drugs.
Dr. Marzlin's Part D claims by kind of drug, 2024
- Generic540 claims84%
- Brand-name106 claims16%
Dr. Marzlin'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.
Part D claims for drugs CMS names, 2022 to 2024
- 2022
- 2024
- Claims for drugs CMS names
- 2022: 262024: 5632065%
Drugs named by CMS: 17 in 2024, 2 in 2022.
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. Nathan Marzlin scored 80 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 80 out of 100 for Dr. Marzlin for performance year 2024, reported as part of a group. Dr. Marzlin accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Marzlin's MIPS scores, performance year 2024
- 80of 100Final score
- 58.7of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 76of 100Cost
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
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Dr. Nathan Marzlin has 12 publications on record
Dmand AI links 12 papers to Dr. Marzlin, published from 2022 to 2025. 2023 was the busiest year, with 4. The most frequent topics are Echocardiography and Mitral Valve. Dr. Marzlin has published most often in Circ Cardiovasc Imaging. Dr. Marzlin's most frequent co-authors are Renuka Jain, MD, Abdul Jamil Tajik, MD and Tanvir Khalid Bajwa, MD.
Dr. Marzlin's papers by year, 2022 to 2025
Topics Dr. Marzlin writes about most
- Echocardiography
- Mitral Valve
Dr. Marzlin's most frequent co-authors
- Renuka Jain, MD5 shared papers
- Abdul Jamil Tajik, MD4 shared papers
- Tanvir Khalid Bajwa, MD3 shared papers
Recent publications by Dr. Marzlin
Circ Cardiovasc Imaging
J Clin Ultrasound
See who Dr. Marzlin researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Marzlin works with, so you can find a warm path to the right cardiologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Nathan Marzlin received $1,630 in industry payments from 2021 to 2025
CMS Open Payments shows 21 general payments to Dr. Marzlin from 6 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 67% of the total. Abbott Laboratories paid the most, $473.
General payments to Dr. Marzlin by program year, 2021 to 2025
General payments to Dr. Marzlin by kind, 2021 to 2025
- Food and beverage$1,08767%
- Education$54333%
Companies that paid Dr. Marzlin the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Nathan Marzlin graduated from Wright State University Boonshoft School of Medicine
Dr. Marzlin graduated from Wright State University Boonshoft School of Medicine in 2016.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Nathan Marzlin'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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| 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 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 percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| 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 Dr. Nathan Marzlin
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. Nathan Marzlin's NPI number?
Dr. Nathan Marzlin's NPI number is 1871956318. It was assigned on April 1, 2016, and it is active in the NPI Registry.
What kind of doctor is Dr. Nathan Marzlin?
Dr. Nathan Marzlin is a cardiologist in Columbus, Ohio. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Nathan Marzlin practice?
Dr. Marzlin practices at 3535 Olentangy River Rd, Columbus, OH 43214. Dr. Marzlin's primary practice is OhioHealth Riverside Methodist Hospital in Columbus, Ohio, part of OhioHealth. Dmand AI also links Dr. Marzlin to 3 hospitals, 2 group practices and clinics, 1 hospital outpatient department and 1 medical group.
What is Dr. Nathan Marzlin's office phone number?
The practice phone on file for Dr. Marzlin is (614) 566-5000.
What is Dr. Nathan Marzlin's medical license number?
Dr. Marzlin holds Ohio license 35.147915.
Which hospitals is Dr. Nathan Marzlin affiliated with?
Dr. Marzlin practices at OhioHealth Riverside Methodist Hospital in Columbus, Ohio. Dr. Marzlin is also affiliated with OhioHealth Grant Medical Center. Dmand AI links Dr. Marzlin to 3 more hospitals.
What medical group is Dr. Nathan Marzlin part of?
Dr. Marzlin is linked to OhioHealth Physician Group. Dmand AI links Dr. Marzlin to 1 more medical group.
Does Dr. Nathan Marzlin accept Medicare?
Yes. CMS data shows Dr. Marzlin billed Medicare for 2,966 services in 2024, and Dr. Marzlin accepts Medicare assignment.
What is Dr. Nathan Marzlin's MIPS score?
Dr. Marzlin's MIPS final score for performance year 2024 is 80 out of 100, reported as part of a group.
How many Medicare patients does Dr. Nathan Marzlin see?
CMS counts 1,681 Medicare patients who saw Dr. Marzlin in 2024, with an average age of 76.
Show 7 more questionsShow fewer questions
What services does Dr. Nathan Marzlin bill to Medicare?
In 2024, Dr. Marzlin's most billed Medicare services were heart test or procedure (93010), heart test or procedure (93306) and heart test or procedure (93018).
Where did Dr. Nathan Marzlin go to medical school?
Dr. Marzlin graduated from Wright State University Boonshoft School of Medicine in 2016.
What drugs does Dr. Nathan Marzlin prescribe most?
In 2024 Medicare Part D data, Dr. Marzlin's most prescribed drugs by claims were Rosuvastatin Calcium, Metoprolol Succinate and Amlodipine Besylate.
Has Dr. Nathan Marzlin received payments from drug or device companies?
CMS Open Payments shows $1,630 in general payments to Dr. Marzlin from 6 companies from 2021 to 2025. The largest total came from Abbott Laboratories.
How long has Dr. Nathan Marzlin been practicing?
Dr. Marzlin graduated from medical school in 2016, 10 years ago.
Does Dr. Nathan Marzlin do research?
Dmand AI links 12 publications to Dr. Marzlin, published from 2022 to 2025.
Who does Dr. Nathan Marzlin publish with?
Dr. Marzlin's most frequent co-authors are Renuka Jain, MD (5 shared papers), Abdul Jamil Tajik, MD (4 shared papers) and Tanvir Khalid Bajwa, MD (3 shared papers).
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