Dr. John Edward Mclachlan
Dr. John E. McLachlan
Last updated: Feb 19, 2021

Dr. John E. McLachlan

  • Gender: Male
  • Experience: 30 years
  • Graduated from: Louisiana State University School Of Medicine In New Orleans
  • Graduation year: 1991
  • Sole propriator: No
  • NPI: 1457331761

Dr. John E. McLachlan JR. M.D.

Internist

He is located at 7777 Hennessy Boulevard Suite 1000 in Baton Rouge, LA 70808. Can help patients with the following: Chest Pain, Fever, Headache, Hyponatremia, Obesity, Osteoporosis. His National Provider Identifier (NPI) number is 1457331761. Appointment can be made via the phone number (225) 767-3900. He is affiliated with 2 practices and 1 hospitals.

Conditions treated

Dr. John Edward Mclachlan, being an internist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. John E. McLachlan.

  • Abdominal Pain
  • Acute Pain
  • Anemia
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Bladder Control
  • Chest Pain
  • Cholecystitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Constipation
  • Cystitis
  • Diarrhea
  • Edema
  • Fever
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Headache
  • Heart Disease
  • Hiatal Hernia
  • High Blood Pressure
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Influenza
  • Inguinal Hernia
  • Migraine
  • Nausea and Vomiting
  • Obesity
  • Osteoporosis
  • Peptic Ulcer
  • Prescription Refill
  • Urethritis
  • Urinary Tract Infection (UTI)

Procedures Performed by Dr. John E. McLachlan

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. John E. McLachlan as in-network for the following 2026 plans.

Health plans

Blue Cross and Blue Shield of Louisiana

Network data as of Sep 8, 2026, as reported by the insurer.

Show all 8 plans from Blue Cross and Blue Shield of Louisiana
Blue Cross and Blue Shield of Louisiana plans
Plan Plan type Network tier New patients
Blue Max 70/50 $6700 with 2 $0 PCP Virtual Visits HSA Eligible PPO · Bronze Not Applicable Accepting new patients
Blue Max 80/60 $1500 with 2 $0 PCP Virtual Visits PPO · Gold Not Applicable Accepting new patients
Blue Max Copay (PCP) 50/50 $3300 with 2 $0 PCP Virtual Visits PPO · Silver Not Applicable Accepting new patients
Blue Max Copay (PCP) 50/50 $7500 Standardized HSA Eligible PPO · Expanded Bronze Not Applicable Accepting new patients
Blue Max Copay (PCP) 60/40 $6000 Standardized PPO · Silver Not Applicable Accepting new patients
Blue Max Copay (PCP) 75/55 $2000 Standardized PPO · Gold Not Applicable Accepting new patients
Blue Saver 60/40 $6100 PPO · Expanded Bronze Not Applicable Accepting new patients
Blue Saver 90/70 $3400 PPO · Silver Not Applicable Accepting new patients

HMO Louisiana

Network data as of Sep 8, 2026, as reported by the insurer.

Show all 40 plans from HMO Louisiana
HMO Louisiana plans
Plan Plan type Network tier New patients
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (L) POS · Silver Not Applicable Accepting new patients
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (N) POS · Silver Not Applicable Accepting new patients
Blue Connect 80/60 $3200 with 2 $0 PCP Virtual Visits (S) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (H) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (L) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (N) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 50/50 $7500 Standardized (S) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue Connect Copay (PCP) 60/40 $6000 Standardized (L) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 60/40 $6000 Standardized (N) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 60/40 $6000 Standardized (S) POS · Silver Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (H) POS · Gold Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (L) POS · Gold Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (N) POS · Gold Not Applicable Accepting new patients
Blue Connect Copay (PCP) 75/55 $2000 Standardized (S) POS · Gold Not Applicable Accepting new patients
Blue POS 60/40 $6500 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Blue POS 80/60 $3200 with 2 $0 PCP Virtual Visits POS · Silver Not Applicable Accepting new patients
Blue POS 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Blue POS Copay (PCP) 50/50 $7500 Standardized HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Blue POS Copay (PCP) 60/40 $6000 Standardized POS · Silver Not Applicable Accepting new patients
Blue POS Copay (PCP) 75/55 $2000 Standardized POS · Gold Not Applicable Accepting new patients
Blue POS Copay (PCP) 80/60 $1000 with 2 $0 PCP Virtual Visits POS · Gold Not Applicable Accepting new patients
Community Blue 80/60 $3200 with 2 $0 PCP Virtual Visits POS · Silver Not Applicable Accepting new patients
Community Blue 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Community Blue Copay (PCP) 50/50 $7500 Standardized HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Community Blue Copay (PCP) 60/40 $6000 Standardized POS · Silver Not Applicable Accepting new patients
Community Blue Copay (PCP) 75/55 $2000 Standardized POS · Gold Not Applicable Accepting new patients
Precision Blue 80/60 $3200 with 2 $0 PCP Virtual Visits (BR) POS · Silver Not Applicable Accepting new patients
Precision Blue 80/60 $3200 with 2 $0 PCP Virtual Visits (M) POS · Silver Not Applicable Accepting new patients
Precision Blue 90/70 $9900 with 2 $0 PCP Virtual Visits (M) HSA Eligible POS · Bronze Not Applicable Accepting new patients
Precision Blue Copay (PCP) 50/50 $7500 Standardized (BR) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Precision Blue Copay (PCP) 50/50 $7500 Standardized (M) HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Precision Blue Copay (PCP) 60/40 $6000 Standardized (BR) POS · Silver Not Applicable Accepting new patients
Precision Blue Copay (PCP) 60/40 $6000 Standardized (M) POS · Silver Not Applicable Accepting new patients
Precision Blue Copay (PCP) 75/55 $2000 Standardized (BR) POS · Gold Not Applicable Accepting new patients
Precision Blue Copay (PCP) 75/55 $2000 Standardized (M) POS · Gold Not Applicable Accepting new patients
Signature Blue 80/60 $3200 with 2 $0 PCP Virtual Visits POS · Silver Not Applicable Accepting new patients
Signature Blue 90/70 $9900 with 2 $0 PCP Virtual Visits HSA Eligible POS · Bronze Not Applicable Accepting new patients
Signature Blue Copay (PCP) 50/50 $7500 Standardized HSA Eligible POS · Expanded Bronze Not Applicable Accepting new patients
Signature Blue Copay (PCP) 60/40 $6000 Standardized POS · Silver Not Applicable Accepting new patients
Signature Blue Copay (PCP) 75/55 $2000 Standardized POS · Gold Not Applicable Accepting new patients

UnitedHealthcare

Network data as of Sep 15, 2026, as reported by the insurer.

Show all 13 plans from UnitedHealthcare
UnitedHealthcare plans
Plan Plan type Network tier New patients
UHC Bronze Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Essential ($0 Virtual Urgent Care, No Referrals) EPO · Bronze Non Preferred Accepting new patients
UHC Bronze Standard (No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Bronze Standard+ (Dental + Vision, No Referrals) EPO · Expanded Bronze Non Preferred Accepting new patients
UHC Gold Advantage ($0 Virtual Urgent Care, $3 Tier 2 Rx, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Advantage+ ($0 Virtual Urgent Care, $3 Tier 2 Rx, Dental + Vision, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, $3 Tier 2 Rx, No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Gold Standard (No Referrals) EPO · Gold Non Preferred Accepting new patients
UHC Silver Copay Focus $0 Indiv Med Ded ($0 Virtual Urgent Care, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Copay Focus + $0 Indiv Med Ded ($0 Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Standard (No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Value ($0 Virtual Urgent Care, No Referrals) EPO · Silver Non Preferred Accepting new patients
UHC Silver Value + ($0 Virtual Urgent Care, Dental + Vision, No Referrals) EPO · Silver Non Preferred Accepting new patients

This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. John E. McLachlan is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.

Insurance information looks wrong? Let us know

Medicare Enrollment

Dr. John E. McLachlan is enrolled to bill Medicare as a Practitioner - Cardiovascular Disease (cardiology) (also registered under: Practitioner - Internal Medicine) .

Bills through: Louisiana Cardiovascular Specialists Llc

Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.

Payments received

Drug payment

Janssen $2168
Novartis $1375
Medtronic $996

Other

Food and Beverage $9854

Studies

LOUISIANA STATE UNIVERSITY SCHOOL OF MEDICINE IN NEW ORLEANS

Graduated in 1991

Affiliated practices

Louisiana Cardiology Associates
7777 Hennessy Boulevard
Baton Rouge, 70808 LA
(225) 767-3900
Pediatric Emergency Services
7777 Hennessy Boulevard
Baton Rouge, 70808 LA
(225) 765-7727

Affiliated hospitals

OUR LADY OF THE LAKE REGIONAL MEDICAL CENTER
5000 HENNESSY BLVD
BATON ROUGE, 70808 LA
(225) 765-6565

Looking for more Internists?

Out of the 256 internists in this region, here are 10 randomly selected ones for you to explore.

Dr. Shaun Abraham
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Dr. Bryan Nuss
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Dr. Robyn Lynn Boedefeld
  • Gender: Female
  • Address: Suite 701 7777 Hennessy Boulevard Baton Rouge, 70808, LA
Dr. Scott Hughes Landry
  • Gender: Male
  • Address: 340 Hodgson Court Suite 2 Savannah, 31406, GA
Dr. Robert Andrew Causey
  • Gender: Male
  • Address: 5000 Hennessy Boulevard Baton Rouge, 70808, LA
Dr. Joseph Paul Nesheiwat
  • Gender: Male
  • Address: 7373 Perkins Road Baton Rouge, 70808, LA
Dr. Matthew Paul Guillory
  • Gender: Male
  • Address: 5000 Hennessy Boulevard Baton Rouge, 70808, LA
Dr. Benjamin Reeves Martinez
  • Gender: Male
  • Address: Suite 700 7777 Hennessy Boulevard Baton Rouge, 70808, LA
Dr. Ronald P. Ceruti
  • Gender: Male
  • Address: 7373 Perkins Road Baton Rouge, 70808, LA
Dr. Gary H. Field
  • Gender: Male
  • Address: 7373 Perkins Road Baton Rouge, 70808, LA

Questions & Answers

Where can you meet with Dr. John Edward Mclachlan?

Dr. John Edward Mclachlan's office is located at 7777 Hennessy Boulevard Suite 1000 in Baton Rouge, LA 70808.

Has Dr. John Edward Mclachlan affiliation with hospitals?

Dr. John Edward Mclachlan is affiliated with OUR LADY OF THE LAKE REGIONAL MEDICAL CENTER.

What conditions does Dr. John Edward Mclachlan treat?

Dr. John Edward Mclachlan provides treatment for Chest Pain, Fever, Headache, Hyponatremia, Obesity, Osteoporosis. For the full list see this list.

Does Dr. John Edward Mclachlan have affiliation with practices?

Dr. John Edward Mclachlan is affiliated with Louisiana Cardiology Associates. For the full list of practices see this list.

Does Dr. John Edward Mclachlan accept patients with HMO Louisiana?

Yes, Dr. John Edward Mclachlan is listed in-network for HMO Louisiana through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.