John Mclachlan, M.D.
NPI 1457331761 · Cardiovascular Disease Physician · Baton Rouge, LA
Enrolled with Medicare as Practitioner - Cardiovascular Disease (cardiology) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Mclachlan, M.D. is a Cardiovascular Disease Physician provider in Baton Rouge, LA (NPI 1457331761).
Provider details
- NPI number
- 1457331761
- Entity type
- Individual
- Primary specialty
- Cardiovascular Disease PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 09296R (LA)
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
20 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
3,661 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) |
|---|---|---|
| Intensive Cardiac Rehabilitation; With Or Without Continuous Ecg Monitoring With Exercise, Per SessionG0422 | 1,624 | $118 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 594 | $118 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 501 | $13 |
| Intensive Cardiac Rehabilitation; With Or Without Continuous Ecg Monitoring; Without Exercise, Per SessionG0423 | 229 | $118 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report Only93010 | 226 | $8 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 29 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 133 | 52 |
| Amlodipine Besylate | 131 | 49 |
| Rosuvastatin Calcium | 115 | 50 |
| Isosorbide Mononitratebrand: Isosorbide Mononitrate Er | 106 | 41 |
| Apixabanbrand: Eliquis | 95 | 33 |
| Hydralazine Hcl | 93 | 28 |
| Metoprolol Succinate |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,330 across 50 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
- 2006-01-20
- Last updated
- 2021-02-19
- Certified
- 2021-02-19
Frequently asked questions
- What is John Mclachlan's NPI number?
- John Mclachlan's National Provider Identifier (NPI) is 1457331761, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Mclachlan's specialty?
- John Mclachlan is listed in the NPPES registry with a primary specialty of Cardiovascular Disease Physician (Allopathic & Osteopathic Physicians).
- Where is John Mclachlan located?
- John Mclachlan's practice location on file with NPPES is 7777 Hennessy Blvd, Baton Rouge, LA 70808-4300.
- What is John Mclachlan's phone number?
- The practice phone number listed in the NPPES registry for John Mclachlan is (225) 767-3900.
- Does John Mclachlan accept Medicare?
- John Mclachlan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Mclachlan's NPI active?
- Yes — John Mclachlan's NPI (1457331761) is active in the NPPES registry as of the last update on 2021-02-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.