Dr. Lacy C. McClain, MD
- Medicare services, 2024
- 278
- Medicare patients, 2024
- 209
- Part D claims, 2024
- 592
- Hospital affiliations
- 1
- Industry payments
- $100,990
- Practice address
- 6051 US Highway 49, Hattiesburg, MS 39401
- Practice phone
- Call (601) 288-7000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Lacy C. McClain is a cardiothoracic surgeon in Hattiesburg, Mississippi
Dr. McClain practices at Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS.
Dr. McClain's NPI, 1427163724, was assigned on August 20, 2006. Dr. McClain graduated from University of Virginia School of Medicine in 1994. Dr. McClain holds Mississippi license 17269.
- NPI
- 1427163724NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0749255933
- NPI enumeration date
- August 20, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (601) 288-7000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 58
- Medical school graduation
- 1994
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Lacy C. McClain practices at Forrest General Hospital in Hattiesburg, Mississippi
Dr. McClain's primary practice is Forrest General Hospital, at 6051 US Highway 49, Hattiesburg, MS 39401 in Forrest County. The practice phone is (601) 288-7000.
- Forrest General Hospital6051 US Highway 49, Hattiesburg, MS 39401 · Forrest CountyPhone(601) 288-7000
Source: Dmand AI Affiliation Data
Dr. Lacy C. McClain is affiliated with 2 sites of care and 1 medical group
Dr. McClain's primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. The medical group on file is Forrest General Hospital. Dmand AI also links Dr. McClain to 1 more home health agency, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Lacy C. McClain's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. McClain practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Forrest General Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Forrest County, MS and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Lacy C. McClain is one of 43 cardiothoracic surgeons in Mississippi
Thoracic surgery (cardiothoracic vascular surgery) is Dr. McClain's primary specialty in the NPI Registry, under taxonomy code 208G00000X. Dr. McClain is licensed in Mississippi.
Specialties and state licenses
- Thoracic surgery (cardiothoracic vascular surgery), MississippiPrimary
Cardiothoracic surgeons near Dr. McClain
Counts of cardiothoracic 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. Lacy C. McClain billed Medicare for 278 services in 2024
CMS data shows 278 Medicare services from Dr. McClain across 9 procedure codes in 2024, for 209 Medicare patients. Medicare paid $74,455 for them.
Dr. McClain's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 2572024: 20421%
- Surgery
- 2023: 942024: 7421%
Where Dr. McClain's Medicare services took place, 2024
- In an office14151%
- In a facility13749%
Dr. McClain compared with the Mississippi median for cardiothoracic surgeons, 2024
- Dr. McClain
- Mississippi median
- Medicare services
- 278vs 14690% above
- Medicare patients
- 209vs 12074% above
- Part D claims
- 505vs 3414.9 times
Medians across 39 cardiothoracic surgeons in Mississippi with Dmand AI profiles that report each measure.
Dr. McClain'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.
Need commercial claims for Dr. McClain?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. McClain and other cardiothoracic surgeons in Mississippi.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Lacy C. McClain treated 209 Medicare patients in 2024, average age 77
CMS counts 209 Medicare patients who saw Dr. McClain in 2024. The largest group is 75 to 84, with 108 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.94, 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. McClain's median patient age at 74, with 39% women.
Dr. McClain's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. McClain's Medicare patients by sex, 2024
- Women9043%
- Men11957%
Chronic conditions among Dr. McClain's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Heart failure58%
- Arthritis56%
- Diabetes49%
- Chronic kidney disease44%
- Atrial fibrillation43%
Share of Medicare patients with each condition. A patient can have several.
Dr. McClain's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 74
Patient panel by sex, all payers
- Women39%
- Men61%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Lacy C. McClain wrote 592 Medicare Part D claims in 2024
In 2024, Dr. McClain wrote 592 Medicare Part D claims for 140 patients. 96% of them were for generic drugs. CMS names the drug for 505 of them, across 13 drugs with 11 or more claims each, at $13,905 in total drug cost. In 2023, CMS named 412 claims across 11 drugs.
Dr. McClain's Part D claims by kind of drug, 2024
- Generic570 claims96%
- Brand-name22 claims4%
Dr. McClain'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. McClain's Part D claims, 2024
- Opioids10%57 of 592 claims
- Antibiotics3%19 of 592 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: 4122024: 50523%
Drugs named by CMS: 13 in 2024, 11 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. Lacy C. McClain ranks in the 84th percentile for coronary artery bypass graft (cabg) in Medicare
Dr. McClain accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS counts 30 procedures of coronary artery bypass graft (cabg) by Dr. McClain, more than 84% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
Where Dr. McClain ranks in Medicare procedure volume
- Coronary artery bypass graft (CABG)
- 84th percentile30 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Lacy C. McClain received $100,990 in industry payments from 2016 to 2025
CMS Open Payments shows 270 general payments to Dr. McClain from 22 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 78% of the total. AtriCure, Inc. paid the most, $97,674.
General payments to Dr. McClain by program year, 2016 to 2025
General payments to Dr. McClain by kind, 2016 to 2025
- Consulting fees$78,56278%
- Travel and lodging$14,15314%
- Food and beverage$8,2758%
Companies that paid Dr. McClain 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. Lacy C. McClain graduated from University of Virginia School of Medicine
Dr. McClain graduated from University of Virginia School of Medicine in 1994.
- Medical school
Source: Dmand AI Professional Profile Data
Sources for Dr. Lacy C. McClain'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)Doctors and Clinicians Utilization Data (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. Lacy C. McClain
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. Lacy C. McClain's NPI number?
Dr. Lacy C. McClain's NPI number is 1427163724. It was assigned on August 20, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Lacy C. McClain?
Dr. Lacy C. McClain is a cardiothoracic surgeon in Hattiesburg, Mississippi. The primary specialty in the NPI Registry is Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (taxonomy code 208G00000X).
Where does Dr. Lacy C. McClain practice?
Dr. McClain practices at 6051 US Highway 49, Hattiesburg, MS 39401. Dr. McClain's primary practice is Forrest General Hospital in Hattiesburg, Mississippi, part of Forrest County, MS. Dmand AI also links Dr. McClain to 1 home health agency.
What is Dr. Lacy C. McClain's office phone number?
The practice phone on file for Dr. McClain is (601) 288-7000.
What is Dr. Lacy C. McClain's medical license number?
Dr. McClain holds Mississippi license 17269.
Which hospitals is Dr. Lacy C. McClain affiliated with?
Dr. McClain practices at Forrest General Hospital in Hattiesburg, Mississippi.
What medical group is Dr. Lacy C. McClain part of?
Dr. McClain is linked to Forrest General Hospital.
Does Dr. Lacy C. McClain accept Medicare?
Yes. CMS data shows Dr. McClain billed Medicare for 278 services in 2024, and Dr. McClain accepts Medicare assignment.
How many Medicare patients does Dr. Lacy C. McClain see?
CMS counts 209 Medicare patients who saw Dr. McClain in 2024, with an average age of 77.
What services does Dr. Lacy C. McClain bill to Medicare?
In 2024, Dr. McClain's most billed Medicare services were office visit, established patient (99213), office visit, new patient (99205) and surgery: heart and blood vessels (33361).
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Where did Dr. Lacy C. McClain go to medical school?
Dr. McClain graduated from University of Virginia School of Medicine in 1994.
What drugs does Dr. Lacy C. McClain prescribe most?
In 2024 Medicare Part D data, Dr. McClain's most prescribed drugs by claims were Clopidogrel, Metoprolol Tartrate and Oxycodone-Acetaminophen.
Has Dr. Lacy C. McClain received payments from drug or device companies?
CMS Open Payments shows $100,990 in general payments to Dr. McClain from 22 companies from 2016 to 2025. The largest total came from AtriCure, Inc.
How long has Dr. Lacy C. McClain been practicing?
Dr. McClain graduated from medical school in 1994, 32 years ago.
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