Dr. Marc I. Unterman, MD
- Medicare services, 2024
- 3,215
- Medicare patients, 2024
- 1,253
- Part D claims, 2024
- 11,456
- MIPS score, 2024
- 92
- Hospital affiliations
- 5
- Practice address
- 2151 W Spring Street, Monroe, GA 30655
- Practice phone
- Call (770) 267-8461
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Unterman's professional email, personal email and mobile number
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Dr. Marc I. Unterman is a cardiologist in Monroe, Georgia
Dr. Unterman practices at Piedmont Walton Hospital in Monroe, Georgia, part of Piedmont Healthcare.
Dr. Unterman's NPI, 1427044858, was assigned on September 21, 2005. Dr. Unterman graduated from Emory University School of Medicine in 1977. Dr. Unterman holds Georgia license 19800.
- NPI
- 1427044858NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810948346
- NPI enumeration date
- September 21, 2005
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (770) 267-8461
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 75
- Medical school graduation
- 1977
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Marc I. Unterman practices at Piedmont Walton Hospital in Monroe, Georgia
Dr. Unterman's primary practice is Piedmont Walton Hospital, at 2151 W Spring Street, Monroe, GA 30655 in Walton County. The practice phone is (770) 267-8461.
- Piedmont Walton Hospital2151 W Spring Street, Monroe, GA 30655 · Walton CountyPhone(770) 267-8461
Source: Dmand AI Affiliation Data
Dr. Marc I. Unterman is affiliated with 8 sites of care and 4 medical groups
Dr. Unterman's primary practice is Piedmont Walton Hospital in Monroe, Georgia, part of Piedmont Healthcare. Dr. Unterman is also affiliated with Piedmont Athens Regional. The medical group on file is Piedmont Heart Institute. Dmand AI also links Dr. Unterman to 3 more hospitals, 3 group practices and clinics and 3 medical groups, 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. Marc I. Unterman's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Unterman practices, 8 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Piedmont Walton Hospital | Available with a free account |
| +7 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Marc I. Unterman is one of 665 cardiologists in Georgia
Cardiovascular disease is Dr. Unterman's primary specialty in the NPI Registry, under taxonomy code 207RC0000X. Dr. Unterman is licensed in Georgia.
Specialties and state licenses
- Cardiovascular disease, GeorgiaPrimary
Cardiologists near Dr. Unterman
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. Marc I. Unterman billed Medicare for 3,215 services in 2024
CMS data shows 3,215 Medicare services from Dr. Unterman across 18 procedure codes in 2024, for 1,253 Medicare patients. Medicare paid $178,349 for them.
Dr. Unterman's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,9792024: 1,9074%
- Tests and treatments
- 2023: 1,0632024: 1,0283%
- Lab and pathology
- 2023: 1602024: 1643%
- Imaging
- 2023: 1342024: 9132%
- Other services
- 2023: 2002024: 2588%
- Drugs given in the office
- 2023: 2442024: 0100%
Where Dr. Unterman's Medicare services took place, 2024
- In an office2,22169%
- In a facility99431%
Dr. Unterman compared with the Georgia median for cardiologists, 2024
- Dr. Unterman
- Georgia median
- Medicare services
- 3,215vs 1,75483% above
- Medicare patients
- 1,253vs 73570% above
- Part D claims
- 11,077vs 2,4674.5 times
Medians across 637 cardiologists in Georgia with Dmand AI profiles that report each measure.
Dr. Unterman'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. Marc I. Unterman treated 1,253 Medicare patients in 2024, average age 77
CMS counts 1,253 Medicare patients who saw Dr. Unterman in 2024. The largest group is 75 to 84, with 505 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 10% are also on Medicaid. Their average risk score is 1.42, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Unterman's median patient age at 65, with 54% women.
Dr. Unterman's Medicare patients by age, 2024
Dr. Unterman's Medicare patients by sex, 2024
- Women64351%
- Men61049%
Chronic conditions among Dr. Unterman's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis51%
- Ischemic heart disease49%
- Diabetes44%
- Chronic kidney disease34%
- Atrial fibrillation32%
- Heart failure29%
Share of Medicare patients with each condition. A patient can have several.
Dr. Unterman'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
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Marc I. Unterman wrote 11,456 Medicare Part D claims in 2024
In 2024, Dr. Unterman wrote 11,456 Medicare Part D claims for 1,411 patients. 85% of them were for generic drugs. CMS names the drug for 11,077 of them, across 74 drugs with 11 or more claims each, at $1,976,134 in total drug cost. In 2023, CMS named 10,204 claims across 69 drugs.
Dr. Unterman's Part D claims by kind of drug, 2024
- Generic9,686 claims85%
- Brand-name and other1,770 claims15%
Dr. Unterman'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 Dr. Unterman's Part D claims, 2024
- Antibiotics0%27 of 11,456 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 10,2042024: 11,0779%
Drugs named by CMS: 74 in 2024, 69 in 2023.
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. Marc I. Unterman scored 92 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 92 out of 100 for Dr. Unterman for performance year 2024, reported through an alternative payment model (APM). Dr. Unterman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Unterman as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Dr. Unterman's MIPS scores, performance year 2024
- 92of 100Final score
- 83.2of 100Quality
- 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
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Dr. Marc I. Unterman received $129,217 in industry payments from 2016 to 2025
CMS Open Payments shows 539 general payments to Dr. Unterman from 44 drug and device companies from 2016 to 2025. Speaker and faculty fees make up the largest share, 80% of the total. Amgen Inc. paid the most, $55,739.
General payments to Dr. Unterman by program year, 2016 to 2025
General payments to Dr. Unterman by kind, 2016 to 2025
- Speaker and faculty fees$103,86880%
- Food and beverage$13,12210%
- Travel and lodging$9,0927%
- Consulting fees$3,0002%
- Education$1360%
Companies that paid Dr. Unterman the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Marc I. Unterman graduated from Emory University School of Medicine
Dr. Unterman graduated from Emory University School of Medicine in 1977.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Marc I. Unterman'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) |
| 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. Marc I. Unterman
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. Marc I. Unterman's NPI number?
Dr. Marc I. Unterman's NPI number is 1427044858. It was assigned on September 21, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Marc I. Unterman?
Dr. Marc I. Unterman is a cardiologist in Monroe, Georgia. The primary specialty in the NPI Registry is Cardiovascular Disease Physician (taxonomy code 207RC0000X).
Where does Dr. Marc I. Unterman practice?
Dr. Unterman practices at 2151 W Spring Street, Monroe, GA 30655. Dr. Unterman's primary practice is Piedmont Walton Hospital in Monroe, Georgia, part of Piedmont Healthcare. Dmand AI also links Dr. Unterman to 3 hospitals, 3 group practices and clinics and 3 medical groups.
What is Dr. Marc I. Unterman's office phone number?
The practice phone on file for Dr. Unterman is (770) 267-8461.
What is Dr. Marc I. Unterman's medical license number?
Dr. Unterman holds Georgia license 19800.
Which hospitals is Dr. Marc I. Unterman affiliated with?
Dr. Unterman practices at Piedmont Walton Hospital in Monroe, Georgia. Dr. Unterman is also affiliated with Piedmont Athens Regional. Dmand AI links Dr. Unterman to 3 more hospitals.
What medical group is Dr. Marc I. Unterman part of?
Dr. Unterman is linked to Piedmont Heart Institute. Dmand AI links Dr. Unterman to 3 more medical groups.
Does Dr. Marc I. Unterman accept Medicare?
Yes. CMS data shows Dr. Unterman billed Medicare for 3,215 services in 2024, and Dr. Unterman accepts Medicare assignment.
Does Dr. Marc I. Unterman offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Unterman as offering telehealth services.
What is Dr. Marc I. Unterman's MIPS score?
Dr. Unterman's MIPS final score for performance year 2024 is 92 out of 100, reported through an alternative payment model (APM).
Show 6 more questionsShow fewer questions
How many Medicare patients does Dr. Marc I. Unterman see?
CMS counts 1,253 Medicare patients who saw Dr. Unterman in 2024, with an average age of 77.
What services does Dr. Marc I. Unterman bill to Medicare?
In 2024, Dr. Unterman's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and heart test or procedure (93010).
Where did Dr. Marc I. Unterman go to medical school?
Dr. Unterman graduated from Emory University School of Medicine in 1977.
What drugs does Dr. Marc I. Unterman prescribe most?
In 2024 Medicare Part D data, Dr. Unterman's most prescribed drugs by claims were Eliquis, Amlodipine Besylate and Atorvastatin Calcium.
Has Dr. Marc I. Unterman received payments from drug or device companies?
CMS Open Payments shows $129,217 in general payments to Dr. Unterman from 44 companies from 2016 to 2025. The largest total came from Amgen Inc.
How long has Dr. Marc I. Unterman been practicing?
Dr. Unterman graduated from medical school in 1977, 49 years ago.
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