Dr. Gregory Lynn Carpenter, MD

  • Harlan, KY
  • General surgeon
NPI1245473727PAC ID1254556947
Medicare services, 2023
15
Medicare patients, 2024
21
Part D claims, 2023
12
MIPS score, 2024
82
Hospital affiliations
1
Practice address
37 Ball Park Rd, Harlan, KY 40831
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Arh Daniel Boone Clinic Harlan - Primary Care - HOPD

Acute Care Hospital outpatient department · Harlan, Kentucky

See all 6 affiliations

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Dr. Gregory Lynn Carpenter is a general surgeon in Harlan, Kentucky

Dr. Carpenter practices at Arh Daniel Boone Clinic Harlan - Primary Care - HOPD in Harlan, Kentucky.

Dr. Carpenter's NPI, 1245473727, was assigned on April 13, 2009. Dr. Carpenter graduated from Baylor College of Medicine in 2014. Dr. Carpenter holds Ohio license 123024.

NPI and contact details
Medicare PAC ID
1254556947
NPI enumeration date
April 13, 2009
NPI status
Active
Accepts Medicare assignment
Yes
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
38
Medical school graduation
2014

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

Dr. Gregory Lynn Carpenter practices at Arh Daniel Boone Clinic Harlan - Primary Care - HOPD in Harlan, Kentucky

Dr. Carpenter's primary practice is Arh Daniel Boone Clinic Harlan - Primary Care - HOPD, at 37 Ball Park Rd, Harlan, KY 40831.

  • Arh Daniel Boone Clinic Harlan - Primary Care - HOPD
    37 Ball Park Rd, Harlan, KY 40831

Source: Dmand AI Affiliation Data

Dr. Gregory Lynn Carpenter is affiliated with 4 sites of care and 2 medical groups

Dr. Carpenter's primary practice is Arh Daniel Boone Clinic Harlan - Primary Care - HOPD in Harlan, Kentucky. Dr. Carpenter is also affiliated with Harlan ARH Hospital. The medical group on file is ARH Pennington Gap Clinic. Dmand AI also links Dr. Carpenter to 1 more group practice or clinic, 1 rural health clinic and 1 medical group, each named with a free account. Dr. Carpenter's employer is on file too: a hospital.

See all 6 affiliations for Dr. Carpenter

Source: Dmand AI Affiliation Data

Dmand AI tracks the EHR system at Dr. Gregory Lynn Carpenter's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Carpenter practices, 4 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Arh Daniel Boone Clinic Harlan - Primary Care - HOPDAvailable with a free account
+3 more sites and 1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Gregory Lynn Carpenter is one of 383 general surgeons in Kentucky

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

Specialties and state licenses

  • Surgery, OhioPrimaryLicense 123024 · taxonomy 208600000X

General surgeons near Dr. Carpenter

Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.

383general surgeons in Kentucky
4general surgeons in Harlan

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

Dr. Gregory Lynn Carpenter billed Medicare for 15 services in 2023

CMS data shows 15 Medicare services from Dr. Carpenter across 1 procedure code in 2023, for 21 Medicare patients. Medicare paid $952 for them. Every service was in a facility, such as a hospital, rather than an office.

Medicare services, 202315
Medicare patients21
Paid by Medicare$952
Procedure codes1

Dr. Carpenter's Medicare services by type, 2022 to 2023

  • 2022
  • 2023
Office and hospital visits
2022: 622023: 1576%

Dr. Carpenter compared with the Kentucky median for general surgeons, 2023

  • Dr. Carpenter
  • Kentucky median
Medicare services
15vs 20293% below
Medicare patients
21vs 14786% below
Part D claims
12vs 8386% below

Medians across 373 general surgeons in Kentucky with Dmand AI profiles that report each measure.

Dr. Carpenter's most billed Medicare procedure codes, 2023

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. Carpenter

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

Dr. Gregory Lynn Carpenter treated 21 Medicare patients in 2024, average age 74

CMS counts 21 Medicare patients who saw Dr. Carpenter in 2024. 75% of them have chronic kidney disease, and 75% have diabetes. Their average risk score is 2.56, 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. Carpenter's median patient age at 60, with 54% women.

Medicare patients, 202421
Average age74
Average risk score2.56

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

  1. Chronic kidney disease75%
  2. Diabetes75%
  3. High blood pressure75%
  4. High cholesterol75%
  5. Mood disorders71%
  6. Anxiety67%
  7. Arthritis67%
  8. Depression67%

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

Dr. Carpenter's patients across all payers

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

Patient panel by age, all payers

Median age 60

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 Lynn Carpenter wrote 12 Medicare Part D claims in 2023

In 2023, Dr. Carpenter wrote 12 Medicare Part D claims. They cover 1 drug, with $940 in total drug cost. In 2018, CMS named 26 claims across 1 drug.

Part D claims, 202312
Drugs named by CMS1
Total drug cost$940

Dr. Carpenter's most prescribed drugs by claims, 2023

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, 2018 to 2023

  • 2018
  • 2023
Claims for drugs CMS names
2018: 262023: 1254%

Drugs named by CMS: 1 in 2023, 1 in 2018.

See all prescribing by Dr. Carpenter

Source: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026

Dr. Gregory Lynn Carpenter scored 82 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 82 out of 100 for Dr. Carpenter for performance year 2024, reported through an alternative payment model (APM). Dr. Carpenter accepts Medicare assignment, so Medicare's approved amount is taken as full payment.

Accepts Medicare assignment
Yes

Dr. Carpenter's MIPS scores, performance year 2024

  • 82of 100Final score
  • 47.1of 100Quality
  • 100of 100Promoting Interoperability
  • 40of 100Improvement Activities

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

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

Hernia repair - groin (open): 1 to 10 procedures (CMS shows small counts as a range)

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

Upper gastrointestinal (GI) endoscopy for acid reflux: 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 Lynn Carpenter received $396 in industry payments from 2017 to 2025

CMS Open Payments shows 11 general payments to Dr. Carpenter from 7 drug and device companies from 2017 to 2025. Food and beverage make up the largest share, 100% of the total. Celgene Corporation paid the most, $208.

General payments to Dr. Carpenter by program year, 2017 to 2025

Companies that paid Dr. Carpenter the most, 2017 to 2025

Share is of all general payments to this clinician.

See all payments to Dr. Carpenter

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

Dr. Gregory Lynn Carpenter graduated from Baylor College of Medicine

Dr. Carpenter graduated from Baylor College of Medicine in 2014.

  1. Medical schoolBaylor College of Medicine

Source: Dmand AI Professional Profile Data

Sources for Dr. Gregory Lynn Carpenter'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 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)
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)
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. Gregory Lynn Carpenter

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 Lynn Carpenter's NPI number?

Dr. Gregory Lynn Carpenter's NPI number is 1245473727. It was assigned on April 13, 2009, and it is active in the NPI Registry.

What kind of doctor is Dr. Gregory Lynn Carpenter?

Dr. Gregory Lynn Carpenter is a general surgeon in Harlan, Kentucky. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Gregory Lynn Carpenter practice?

Dr. Carpenter practices at 37 Ball Park Rd, Harlan, KY 40831. Dr. Carpenter's primary practice is Arh Daniel Boone Clinic Harlan - Primary Care - HOPD in Harlan, Kentucky. Dmand AI also links Dr. Carpenter to 1 group practice or clinic, 1 rural health clinic and 1 medical group.

What is Dr. Gregory Lynn Carpenter's medical license number?

Dr. Carpenter holds Ohio license 123024.

Which hospitals is Dr. Gregory Lynn Carpenter affiliated with?

Dr. Carpenter is affiliated with Harlan ARH Hospital.

What medical group is Dr. Gregory Lynn Carpenter part of?

Dr. Carpenter is linked to ARH Pennington Gap Clinic. Dmand AI links Dr. Carpenter to 1 more medical group.

Does Dr. Gregory Lynn Carpenter accept Medicare?

Yes. CMS data shows Dr. Carpenter billed Medicare for 15 services in 2023, and Dr. Carpenter accepts Medicare assignment.

What is Dr. Gregory Lynn Carpenter's MIPS score?

Dr. Carpenter's MIPS final score for performance year 2024 is 82 out of 100, reported through an alternative payment model (APM).

How many Medicare patients does Dr. Gregory Lynn Carpenter see?

CMS counts 21 Medicare patients who saw Dr. Carpenter in 2024, with an average age of 74.

What services does Dr. Gregory Lynn Carpenter bill to Medicare?

In 2023, Dr. Carpenter's most billed Medicare services were hospital inpatient care (99221).

Show 4 more questionsShow fewer questions

Where did Dr. Gregory Lynn Carpenter go to medical school?

Dr. Carpenter graduated from Baylor College of Medicine in 2014.

What drugs does Dr. Gregory Lynn Carpenter prescribe most?

In 2023 Medicare Part D data, Dr. Carpenter's most prescribed drugs by claims were Sod Sulf-Potass Sulf-Mag Sulf.

Has Dr. Gregory Lynn Carpenter received payments from drug or device companies?

CMS Open Payments shows $396 in general payments to Dr. Carpenter from 7 companies from 2017 to 2025. The largest total came from Celgene Corporation.

How long has Dr. Gregory Lynn Carpenter been practicing?

Dr. Carpenter graduated from medical school in 2014, 12 years ago.

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