Dr. Gregory Justin Coffman, MD

  • Roswell, GA
  • General surgeon
NPI1902218969PAC ID5294968632
Medicare services, 2024
150
Medicare patients, 2024
139
Part D claims, 2024
58
MIPS score, 2024
94
Hospital affiliations
1
Practice address
3000 Hospital Boulevard, Roswell, GA 30076
Practice phone
Call (770) 751-2500
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Wellstar North Fulton Medical Center

Hospital · Roswell, Georgia

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Dr. Gregory Justin Coffman is a general surgeon in Roswell, Georgia

Dr. Coffman practices at Wellstar North Fulton Medical Center in Roswell, Georgia, part of Wellstar Health System.

Dr. Coffman's NPI, 1902218969, was assigned on May 27, 2014. Dr. Coffman holds Georgia license 78892.

NPI and contact details
Medicare PAC ID
5294968632
NPI enumeration date
May 27, 2014
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(770) 751-2500
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
42
Medical school graduation
2010

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Gregory Justin Coffman practices at Wellstar North Fulton Medical Center in Roswell, Georgia

Dr. Coffman's primary practice is Wellstar North Fulton Medical Center, at 3000 Hospital Boulevard, Roswell, GA 30076 in Fulton County. The practice phone is (770) 751-2500.

Source: Dmand AI Affiliation Data

Dr. Gregory Justin Coffman is affiliated with 2 sites of care and 1 medical group

Dr. Coffman's primary practice is Wellstar North Fulton Medical Center in Roswell, Georgia, part of Wellstar Health System. The medical group on file is Wellstar Medical Group. Dmand AI also links Dr. Coffman to 1 more group practice or clinic, named with a free account.

See all 3 affiliations for Dr. Coffman

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Gregory Justin Coffman's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Coffman practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Wellstar North Fulton Medical CenterAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory Justin Coffman is one of 853 general surgeons in Georgia

Surgery is Dr. Coffman's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dr. Coffman is licensed in Georgia.

Specialties and state licenses

  • Surgery, GeorgiaPrimaryLicense 78892 · taxonomy 208600000X

General surgeons near Dr. Coffman

Counts of general surgeons 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. Gregory Justin Coffman billed Medicare for 150 services in 2024

CMS data shows 150 Medicare services from Dr. Coffman across 4 procedure codes in 2024, for 139 Medicare patients. Medicare paid $17,919 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 2024150
Medicare patients139
Paid by Medicare$17,919
Procedure codes4

Dr. Coffman's Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Office and hospital visits
2023: 1992024: 13930%
Surgery
2023: 02024: 11

Dr. Coffman compared with the Georgia median for general surgeons, 2024

  • Dr. Coffman
  • Georgia median
Medicare services
150vs 150Close to median
Medicare patients
139vs 10928% above
Part D claims
19vs 5465% below

Medians across 789 general surgeons in Georgia with Dmand AI profiles that report each measure.

Dr. Coffman'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.

See all procedures by Dr. Coffman

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

Dr. Gregory Justin Coffman treated 139 Medicare patients in 2024, average age 77

CMS counts 139 Medicare patients who saw Dr. Coffman in 2024. The largest group is 75 to 84, with 56 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 8% are also on Medicaid. Their average risk score is 1.78, 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. Coffman's median patient age at 61, with 54% women.

Medicare patients, 2024139
Average age77
Average risk score1.78
Also on Medicaid8%

Dr. Coffman's Medicare patients by age, 2024

CMS leaves out age groups with fewer than 11 patients.

Dr. Coffman's Medicare patients by sex, 2024

  • Women8158%
  • Men5842%

Chronic conditions among Dr. Coffman's Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Arthritis51%
  4. Anxiety45%
  5. Ischemic heart disease45%
  6. Mood disorders40%
  7. Atrial fibrillation39%
  8. Depression36%

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

Dr. Coffman's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 61

Patient panel by sex, all payers

  • Women54%
  • Men46%

Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data

Dr. Gregory Justin Coffman wrote 58 Medicare Part D claims in 2024

In 2024, Dr. Coffman wrote 58 Medicare Part D claims for 32 patients. 95% of them were for generic drugs. CMS names the drug for 19 of them, across 1 drug with 11 or more claims each, at $35 in total drug cost. In 2023, CMS named 14 claims across 1 drug.

Part D claims, 202458
Drugs named by CMS1
Total drug cost$35
Part D patients32

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

  • Generic55 claims95%
  • Brand-name and other3 claims5%

Dr. Coffman'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. Coffman's Part D claims, 2024

  • Opioids47%27 of 58 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: 142024: 1936%

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

See all prescribing by Dr. Coffman

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. Gregory Justin Coffman scored 94 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 94 out of 100 for Dr. Coffman for performance year 2024, reported through an alternative payment model (APM). Dr. Coffman accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 13 procedures of hernia repair (minimally invasive) by Dr. Coffman, more than 77% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Coffman's MIPS scores, performance year 2024

  • 94of 100Final score
  • 82.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

Each score is out of 100. The final score weighs the categories CMS scored for this clinician.

Where Dr. Coffman ranks in Medicare procedure volume

Hernia repair (minimally invasive)
77th percentile13 procedures

CMS ranks each clinician against every clinician it reports for the same procedure category.

Colonoscopy: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)

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Dr. Gregory Justin Coffman received $47,832 in industry payments from 2016 to 2025

CMS Open Payments shows 133 general payments to Dr. Coffman from 22 drug and device companies from 2016 to 2025. Education make up the largest share, 74% of the total. Intuitive Surgical, Inc. paid the most, $46,637.

General payments to Dr. Coffman by program year, 2016 to 2025

General payments to Dr. Coffman by kind, 2016 to 2025

$47.8Kin total
  • Education$35,40674%
  • Food and beverage$6,15413%
  • Travel and lodging$5,24411%
  • Speaker and faculty fees$1,0002%
  • Other$270%

Companies that paid Dr. Coffman the most, 2016 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Coffman

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

Sources for Dr. Gregory Justin Coffman'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy 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 panelDmand AI Patient Panel DataMedicare 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 percentilesDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
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. Gregory Justin Coffman

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. Gregory Justin Coffman's NPI number?

Dr. Gregory Justin Coffman's NPI number is 1902218969. It was assigned on May 27, 2014, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory Justin Coffman?

Dr. Gregory Justin Coffman is a general surgeon in Roswell, Georgia. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Gregory Justin Coffman practice?

Dr. Coffman practices at 3000 Hospital Boulevard, Roswell, GA 30076. Dr. Coffman's primary practice is Wellstar North Fulton Medical Center in Roswell, Georgia, part of Wellstar Health System. Dmand AI also links Dr. Coffman to 1 group practice or clinic.

What is Dr. Gregory Justin Coffman's office phone number?

The practice phone on file for Dr. Coffman is (770) 751-2500.

What is Dr. Gregory Justin Coffman's medical license number?

Dr. Coffman holds Georgia license 78892.

Which hospitals is Dr. Gregory Justin Coffman affiliated with?

Dr. Coffman practices at Wellstar North Fulton Medical Center in Roswell, Georgia.

What medical group is Dr. Gregory Justin Coffman part of?

Dr. Coffman is linked to Wellstar Medical Group.

Does Dr. Gregory Justin Coffman accept Medicare?

Yes. CMS data shows Dr. Coffman billed Medicare for 150 services in 2024, and Dr. Coffman accepts Medicare assignment.

What is Dr. Gregory Justin Coffman's MIPS score?

Dr. Coffman's MIPS final score for performance year 2024 is 94 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Gregory Justin Coffman see?

CMS counts 139 Medicare patients who saw Dr. Coffman in 2024, with an average age of 77.

Show 4 more questionsShow fewer questions

What services does Dr. Gregory Justin Coffman bill to Medicare?

In 2024, Dr. Coffman's most billed Medicare services were hospital inpatient care (99232), hospital inpatient care (99223) and hospital inpatient care (99239).

What drugs does Dr. Gregory Justin Coffman prescribe most?

In 2024 Medicare Part D data, Dr. Coffman's most prescribed drugs by claims were Tramadol HCl.

Has Dr. Gregory Justin Coffman received payments from drug or device companies?

CMS Open Payments shows $47,832 in general payments to Dr. Coffman from 22 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.

How long has Dr. Gregory Justin Coffman been practicing?

Dr. Coffman graduated from medical school in 2010, 16 years ago.

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