Lacy Mcclain, MD
NPI 1427163724 · Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician · Hattiesburg, MS
Enrolled with Medicare as Practitioner - Thoracic Surgery · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Lacy Mcclain, MD is a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician provider in Hattiesburg, MS (NPI 1427163724).
Provider details
- NPI number
- 1427163724
- Entity type
- Individual
- Primary specialty
- Thoracic Surgery (Cardiothoracic Vascular Surgery) PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 17269 (MS)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
278 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 60 | $82 |
| New Patient Office Or Other Outpatient Visit With a High Level of Medical Decision Making, If Using Time, 60 Minutes Or More99205 | 53 | $200 |
| Replacement of Aortic Valve Through the Skin and Femoral Artery33361 | 40 | $675 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 | 40 | $159 |
| Coronary Artery Bypass Using Artery Graft, 1 Graft33533 | 23 | $1,541 |
| Hospital Discharge Day Management, 30 Minutes Or Less99238 | 23 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Clopidogrel Bisulfatebrand: Clopidogrel | 106 | 35 |
| Metoprolol Tartrate | 64 | 23 |
| Oxycodone Hcl/Acetaminophenbrand: Oxycodone-Acetaminophen | 51 | 45 |
| Furosemide | 47 | 21 |
| Atorvastatin Calcium | 44 | — |
| Amiodarone Hcl | 44 | 16 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$22,687 across 44 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-20
- Last updated
- 2022-04-13
- Certified
- 2022-04-13
Frequently asked questions
- What is Lacy Mcclain's NPI number?
- Lacy Mcclain's National Provider Identifier (NPI) is 1427163724, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lacy Mcclain's specialty?
- Lacy Mcclain is listed in the NPPES registry with a primary specialty of Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician (Allopathic & Osteopathic Physicians).
- Where is Lacy Mcclain located?
- Lacy Mcclain's practice location on file with NPPES is 1011 S 34th Ave, Hattiesburg, MS 39402-3002.
- What is Lacy Mcclain's phone number?
- The practice phone number listed in the NPPES registry for Lacy Mcclain is (601) 261-5163.
- Does Lacy Mcclain accept Medicare?
- Lacy Mcclain is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Lacy Mcclain's NPI active?
- Yes — Lacy Mcclain's NPI (1427163724) is active in the NPPES registry as of the last update on 2022-04-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.