Dr. Declan F. Hegarty, MD

  • Vicksburg, MS
  • General surgeon
NPI1477526945PAC ID5698774719
Medicare services, 2024
426
Medicare patients, 2024
208
Part D claims, 2024
122
MIPS score, 2024
88
Hospital affiliations
1
Practice address
2100 Hwy 61 N, Vicksburg, MS 39183
Practice phone
Call (601) 883-5000
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Merit Health River Region

Hospital · Vicksburg, Mississippi

See all 6 affiliations

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Dr. Declan F. Hegarty is a general surgeon in Vicksburg, Mississippi

Dr. Hegarty practices at Merit Health River Region in Vicksburg, Mississippi, part of Community Health Systems.

Dr. Hegarty's NPI, 1477526945, was assigned on February 7, 2006. Dr. Hegarty holds Mississippi license 25465.

NPI and contact details
Medicare PAC ID
5698774719
NPI enumeration date
February 7, 2006
NPI status
Active
Accepts Medicare assignment
Yes
Practice phone
(601) 883-5000
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
57
Medical school graduation
1995

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

Dr. Declan F. Hegarty practices at Merit Health River Region in Vicksburg, Mississippi

Dr. Hegarty's primary practice is Merit Health River Region, at 2100 Hwy 61 N, Vicksburg, MS 39183 in Warren County. The practice phone is (601) 883-5000.

Source: Dmand AI Affiliation Data

Dr. Declan F. Hegarty is affiliated with 3 sites of care and 3 medical groups

Dr. Hegarty's primary practice is Merit Health River Region in Vicksburg, Mississippi, part of Community Health Systems. The medical group on file is River Region Health System. Dmand AI also links Dr. Hegarty to 2 more medical groups, 1 group practice or clinic and 1 home health agency, each named with a free account.

See all 6 affiliations for Dr. Hegarty

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

Dmand AI tracks the EHR system at Dr. Declan F. Hegarty's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Hegarty practices, 3 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Merit Health River RegionAvailable with a free account
+2 more sites and 2 medical groupsAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Declan F. Hegarty is one of 223 general surgeons in Mississippi

Surgery is Dr. Hegarty's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Hegarty's licenses on file in 2 states: Mississippi and Florida.

Specialties and state licenses

  • Surgery, MississippiPrimaryLicense 25465 · taxonomy 208600000X
  • Florida licenseLicense ME94859

General surgeons near Dr. Hegarty

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. Declan F. Hegarty billed Medicare for 426 services in 2024

CMS data shows 426 Medicare services from Dr. Hegarty across 9 procedure codes in 2024, for 208 Medicare patients. Medicare paid $25,495 for them.

Medicare services, 2024426
Medicare patients208
Paid by Medicare$25,495
Procedure codes9

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

  • 2023
  • 2024
Office and hospital visits
2023: 722024: 397451%
Surgery
2023: 172024: 2971%

Where Dr. Hegarty's Medicare services took place, 2024

  • In an office10424%
  • In a facility32276%

Dr. Hegarty compared with the Mississippi median for general surgeons, 2024

  • Dr. Hegarty
  • Mississippi median
Medicare services
426vs 29345% above
Medicare patients
208vs 18512% above
Part D claims
72vs 69Close to median

Medians across 207 general surgeons in Mississippi with Dmand AI profiles that report each measure.

Dr. Hegarty'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. Hegarty

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

Dr. Declan F. Hegarty treated 208 Medicare patients in 2024, average age 74

CMS counts 208 Medicare patients who saw Dr. Hegarty in 2024. The largest group is 65 to 74, with 89 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 35% are also on Medicaid. Their average risk score is 2.41, 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. Hegarty's median patient age at 66, with 54% women.

Medicare patients, 2024208
Average age74
Average risk score2.41
Also on Medicaid35%

Dr. Hegarty's Medicare patients by age, 2024

Dr. Hegarty's Medicare patients by sex, 2024

  • Women9948%
  • Men10952%

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

  1. High blood pressure75%
  2. High cholesterol75%
  3. Diabetes58%
  4. Arthritis55%
  5. Chronic kidney disease44%
  6. Ischemic heart disease42%
  7. COPD38%
  8. Heart failure37%

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

Dr. Hegarty's patients across all payers

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

Patient panel by age, all payers

Median age 66

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. Declan F. Hegarty wrote 122 Medicare Part D claims in 2024

In 2024, Dr. Hegarty wrote 122 Medicare Part D claims for 68 patients. 86% of them were for generic drugs. CMS names the drug for 72 of them, across 3 drugs with 11 or more claims each, at $1,012 in total drug cost. In 2023, CMS named 88 claims across 3 drugs.

Part D claims, 2024122
Drugs named by CMS3
Total drug cost$1,012
Part D patients68

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

  • Generic105 claims86%
  • Brand-name17 claims14%

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

  • Opioids19%23 of 122 claims
  • Antibiotics19%23 of 122 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: 882024: 7218%

Drugs named by CMS: 3 in 2024, 3 in 2023.

See all prescribing by Dr. Hegarty

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. Declan F. Hegarty scored 88 out of 100 in Medicare's MIPS program for 2024

CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Hegarty for performance year 2024, reported through an alternative payment model (APM). Dr. Hegarty accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 29 procedures of removal of tissue by Dr. Hegarty, more than 73% of the clinicians it reports for that procedure.

Accepts Medicare assignment
Yes

Dr. Hegarty's MIPS scores, performance year 2024

  • 88of 100Final score
  • 73.9of 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. Hegarty ranks in Medicare procedure volume

Upper gastrointestinal (GI) endoscopy for acid reflux
60th percentile42 procedures
Removal of tissue
73rd percentile29 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)

Hernia repair (minimally invasive): 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)

Melanoma (skin cancer) excision: 1 to 10 procedures (CMS shows small counts as a range)

Removal or shaving of skin growth: 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. Declan F. Hegarty received $3,665 in industry payments from 2016 to 2025

CMS Open Payments shows 30 general payments to Dr. Hegarty from 13 drug and device companies from 2016 to 2025. Honoraria make up the largest share, 82% of the total. Davol Inc. paid the most, $3,219.

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

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

$3.7Kin total
  • Honoraria$3,00082%
  • Food and beverage$66518%

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

Share is of all general payments to this clinician.

See all payments to Dr. Hegarty

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

Sources for Dr. Declan F. Hegarty'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. Declan F. Hegarty

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. Declan F. Hegarty's NPI number?

Dr. Declan F. Hegarty's NPI number is 1477526945. It was assigned on February 7, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Declan F. Hegarty?

Dr. Declan F. Hegarty is a general surgeon in Vicksburg, Mississippi. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).

Where does Dr. Declan F. Hegarty practice?

Dr. Hegarty practices at 2100 Hwy 61 N, Vicksburg, MS 39183. Dr. Hegarty's primary practice is Merit Health River Region in Vicksburg, Mississippi, part of Community Health Systems. Dmand AI also links Dr. Hegarty to 2 medical groups, 1 group practice or clinic and 1 home health agency.

What is Dr. Declan F. Hegarty's office phone number?

The practice phone on file for Dr. Hegarty is (601) 883-5000.

What is Dr. Declan F. Hegarty's medical license number?

Dr. Hegarty holds Mississippi license 25465, one of the licenses on file in 2 states.

Which states has Dr. Declan F. Hegarty been licensed in?

Dmand AI has state licenses on file for Dr. Hegarty in Mississippi and Florida.

Which hospitals is Dr. Declan F. Hegarty affiliated with?

Dr. Hegarty practices at Merit Health River Region in Vicksburg, Mississippi.

What medical group is Dr. Declan F. Hegarty part of?

Dr. Hegarty is linked to River Region Health System. Dmand AI links Dr. Hegarty to 2 more medical groups.

Does Dr. Declan F. Hegarty accept Medicare?

Yes. CMS data shows Dr. Hegarty billed Medicare for 426 services in 2024, and Dr. Hegarty accepts Medicare assignment.

What is Dr. Declan F. Hegarty's MIPS score?

Dr. Hegarty's MIPS final score for performance year 2024 is 88 out of 100, reported through an alternative payment model (APM).

Show 5 more questionsShow fewer questions

How many Medicare patients does Dr. Declan F. Hegarty see?

CMS counts 208 Medicare patients who saw Dr. Hegarty in 2024, with an average age of 74.

What services does Dr. Declan F. Hegarty bill to Medicare?

In 2024, Dr. Hegarty's most billed Medicare services were hospital inpatient care (99231), hospital inpatient care (99222) and hospital inpatient care (99221).

What drugs does Dr. Declan F. Hegarty prescribe most?

In 2024 Medicare Part D data, Dr. Hegarty's most prescribed drugs by claims were Peg 3350-Electrolyte, Oxycodone-Acetaminophen and Pantoprazole Sodium.

Has Dr. Declan F. Hegarty received payments from drug or device companies?

CMS Open Payments shows $3,665 in general payments to Dr. Hegarty from 13 companies from 2016 to 2025. The largest total came from Davol Inc.

How long has Dr. Declan F. Hegarty been practicing?

Dr. Hegarty graduated from medical school in 1995, 31 years ago.

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