Dr. Adam Christopher Harless, MD

  • Hattiesburg, MS
  • Interventional cardiologist
NPI1851653315PAC ID0941429963
Medicare services, 2024
9,483
Medicare patients, 2024
2,406
Part D claims, 2024
8,565
Hospital affiliations
4
Industry payments
$12,314
Practice address
6051 US Highway 49, Hattiesburg, MS 39401
Practice phone
Call (601) 288-7000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Forrest General Hospital

Hospital · Hattiesburg, Mississippi

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Dr. Adam Christopher Harless is an interventional cardiologist in Hattiesburg, Mississippi

Dr. Harless practices at Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS.

Dr. Harless' NPI, 1851653315, was assigned on June 11, 2012. Dr. Harless holds Louisiana license MD.206509.

NPI and contact details
Medicare PAC ID
0941429963
NPI enumeration date
June 11, 2012
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(601) 288-7000
Professional email
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Personal email
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Mobile number
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Sex
Male
Estimated age
40
Medical school graduation
2012

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

Dr. Adam Christopher Harless practices at Forrest General Hospital in Hattiesburg, Mississippi

Dr. Harless' primary practice is Forrest General Hospital, at 6051 US Highway 49, Hattiesburg, MS 39401 in Forrest County. The practice phone is (601) 288-7000.

Source: Dmand AI Affiliation Data

Dr. Adam Christopher Harless is affiliated with 6 sites of care and 4 medical groups

Dr. Harless' primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Dr. Harless is also affiliated with South Central Regional Medical Center. The medical group on file is Hattiesburg Clinic. Dmand AI also links Dr. Harless to 2 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account.

See all 10 affiliations for Dr. Harless

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

Dmand AI tracks the EHR system at Dr. Adam Christopher Harless' practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Harless practices, 6 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Forrest General HospitalAvailable with a free account
+5 more sites and 3 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Adam Christopher Harless is one of 57 interventional cardiologists in Mississippi

Interventional cardiology is Dr. Harless' primary specialty in the NPI Registry, under taxonomy code 207RI0011X. Dmand AI has Dr. Harless' licenses on file in 2 states: Louisiana and Mississippi.

Specialties and state licenses

  • Interventional cardiology, LouisianaPrimaryLicense PGY.201682 · taxonomy 207RI0011X
  • Cardiovascular disease, MississippiLicense 25296 · taxonomy 207RC0000X

Interventional cardiologists near Dr. Harless

Counts of interventional 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. Adam Christopher Harless billed Medicare for 9,483 services in 2024

CMS data shows 9,483 Medicare services from Dr. Harless across 48 procedure codes in 2024, for 2,406 Medicare patients. Medicare paid $659,967 for them.

Medicare services, 20249,483
Medicare patients2,406
Paid by Medicare$659,967
Procedure codes48

Dr. Harless' Medicare services by type, 2023 to 2024

  • 2023
  • 2024
Tests and treatments
2023: 3,4312024: 3,78510%
Other services
2023: 2842024: 3,1531010%
Office and hospital visits
2023: 1,0592024: 1,36429%
Drugs given in the office
2023: 6522024: 6936%
Imaging
2023: 3332024: 37513%
Surgery
2023: 1122024: 1131%

Where Dr. Harless' Medicare services took place, 2024

  • In an office8,35688%
  • In a facility1,12712%

Dr. Harless compared with the Mississippi median for interventional cardiologists, 2024

  • Dr. Harless
  • Mississippi median
Medicare services
9,483vs 3,1243.0 times
Medicare patients
2,406vs 1,1222.1 times
Part D claims
8,227vs 3,6392.3 times

Medians across 56 interventional cardiologists in Mississippi with Dmand AI profiles that report each measure.

Dr. Harless' 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. Harless

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

Dr. Adam Christopher Harless treated 2,406 Medicare patients in 2024, average age 75

CMS counts 2,406 Medicare patients who saw Dr. Harless in 2024. The largest group is 65 to 74, with 965 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.58, 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. Harless' median patient age at 72, with 52% women.

Medicare patients, 20242,406
Average age75
Average risk score1.58
Also on Medicaid13%

Dr. Harless' Medicare patients by age, 2024

Dr. Harless' Medicare patients by sex, 2024

  • Women1,18349%
  • Men1,22351%

Chronic conditions among Dr. Harless' Medicare patients, 2024

  1. High blood pressure75%
  2. High cholesterol75%
  3. Ischemic heart disease66%
  4. Arthritis57%
  5. Diabetes40%
  6. Atrial fibrillation37%
  7. Chronic kidney disease34%
  8. Heart failure32%

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

Dr. Harless' patients across all payers

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

Patient panel by age, all payers

Median age 72

Patient panel by sex, all payers

  • Women52%
  • Men47%

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

Dr. Adam Christopher Harless wrote 8,565 Medicare Part D claims in 2024

In 2024, Dr. Harless wrote 8,565 Medicare Part D claims for 928 patients. 76% of them were for generic drugs. CMS names the drug for 8,227 of them, across 59 drugs with 11 or more claims each, at $1,519,868 in total drug cost. In 2023, CMS named 6,924 claims across 59 drugs.

Part D claims, 20248,565
Drugs named by CMS59
Total drug cost$1.5M
Part D patients928

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

  • Generic6,511 claims76%
  • Brand-name and other2,054 claims24%

Dr. Harless' 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, 2023 to 2024

  • 2023
  • 2024
Claims for drugs CMS names
2023: 6,9242024: 8,22719%

Drugs named by CMS: 59 in 2024, 59 in 2023.

See all prescribing by Dr. Harless

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. Adam Christopher Harless ranks in the 71st percentile for coronary angioplasty and stenting in Medicare

Dr. Harless accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 34 procedures of coronary angioplasty and stenting by Dr. Harless, more than 71% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Where Dr. Harless ranks in Medicare procedure volume

Coronary angioplasty and stenting
71st percentile34 procedures
Varicose vein removal
62nd percentile26 procedures

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

Leg revascularization (restoring blood flow): 1 to 10 procedures (CMS shows small counts as a range)

Pacemaker insertion or repair: 1 to 10 procedures (CMS shows small counts as a range)

Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)

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Dr. Adam Christopher Harless received $12,314 in industry payments from 2016 to 2025

CMS Open Payments shows 234 general payments to Dr. Harless from 36 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 62% of the total. Boston Scientific Corporation paid the most, $3,505.

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

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

$12.3Kin total
  • Food and beverage$7,65462%
  • Travel and lodging$4,15234%
  • Education$4334%
  • Gifts$751%

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

Share is of all general payments to this clinician.

See all payments to Dr. Harless

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

Sources for Dr. Adam Christopher Harless'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)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. Adam Christopher Harless

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. Adam Christopher Harless' NPI number?

Dr. Adam Christopher Harless' NPI number is 1851653315. It was assigned on June 11, 2012, and it is active in the NPI Registry.

What kind of doctor is Dr. Adam Christopher Harless?

Dr. Adam Christopher Harless is an interventional cardiologist in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Interventional Cardiology Physician (taxonomy code 207RI0011X).

Where does Dr. Adam Christopher Harless practice?

Dr. Harless practices at 6051 US Highway 49, Hattiesburg, MS 39401. Dr. Harless' primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Dmand AI also links Dr. Harless to 2 hospitals, 3 medical groups and 2 group practices and clinics.

What is Dr. Adam Christopher Harless' office phone number?

The practice phone on file for Dr. Harless is (601) 288-7000.

What is Dr. Adam Christopher Harless' medical license number?

Dr. Harless holds Louisiana license MD.206509, one of the licenses on file in 2 states.

Which states has Dr. Adam Christopher Harless been licensed in?

Dmand AI has state licenses on file for Dr. Harless in Louisiana and Mississippi.

Which hospitals is Dr. Adam Christopher Harless affiliated with?

Dr. Harless practices at Forrest General Hospital in Hattiesburg, Mississippi. Dr. Harless is also affiliated with South Central Regional Medical Center. Dmand AI links Dr. Harless to 2 more hospitals.

What medical group is Dr. Adam Christopher Harless part of?

Dr. Harless is linked to Hattiesburg Clinic. Dmand AI links Dr. Harless to 3 more medical groups.

Does Dr. Adam Christopher Harless accept Medicare?

Yes. CMS data shows Dr. Harless billed Medicare for 9,483 services in 2024, and Dr. Harless accepts Medicare assignment.

How many Medicare patients does Dr. Adam Christopher Harless see?

CMS counts 2,406 Medicare patients who saw Dr. Harless in 2024, with an average age of 75.

Show 4 more questionsShow fewer questions

What services does Dr. Adam Christopher Harless bill to Medicare?

In 2024, Dr. Harless' most billed Medicare services were medicare temporary code (Q9967), office visit, established patient (99214) and medicare service (G2211).

What drugs does Dr. Adam Christopher Harless prescribe most?

In 2024 Medicare Part D data, Dr. Harless' most prescribed drugs by claims were Atorvastatin Calcium, Eliquis and Rosuvastatin Calcium.

Has Dr. Adam Christopher Harless received payments from drug or device companies?

CMS Open Payments shows $12,314 in general payments to Dr. Harless from 36 companies from 2016 to 2025. The largest total came from Boston Scientific Corporation.

How long has Dr. Adam Christopher Harless been practicing?

Dr. Harless graduated from medical school in 2012, 14 years ago.

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