Physician Profile
Based in Montgomery, AL, John A. Jernigan, M.D. is listed in the NPI registry under internal medicine. John graduated from University of Florida College of Medicine in 1979. According to Medicare claims data, John cared for 2,680 Medicare patients across 27,653 services. The services billed most often include injection, testosterone cypionate, 1 mg, complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count, and insertion of needle into vein for collection of blood sample.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
1301 MULBERRY ST
Montgomery, AL 36106
Within Internal Medicine generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Most searched conditions
Cardiometabolic
Digestive and liver
Endocrine, blood, and bone
Infectious disease
Kidney and urinary
Respiratory
Blood & Circulation
Blood disorders
Brain & Nerves
Brain and nerves
Cardiac and vascular
Digestive
Heart & Circulation
Infections
Kidney & Bladder
Lungs & Breathing
Mental Health
Neurologic and behavioral
Pain
Rheumatologic and pain
Most searched procedures
Preventive and evaluation
Screening and diagnostic testing
Bones & Joints
Brain and nerves
Cancer screening
Digestive
Exams & Consultations
Heart & Circulation
Heart health
Imaging referral
Immunizations
Lab tests
Lungs & Breathing
Metabolic & Weight
Minor procedures
Office procedures
Office Procedures
Pain management
Preventive & Routine Care
Screenings & Diagnostics
Sexual health
27,653 services · 2,680 patients · 25 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Insertion of needle into vein for collection of blood sample | Procedure | 36415 |
530 | More often than most peers in Internal Medicine |
| X-ray of chest, 2 views | Imaging | 71046 |
138 | More often than most peers in Internal Medicine |
| Injection of drug or substance under skin or into muscle | Treatment | 96372 |
271 | More than most peers in Internal Medicine |
| Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report | Treatment | 93000 |
135 | More often than most peers in Internal Medicine |
| Injection, testosterone cypionate, 1 mg | Drug given | J1071 |
22,000 | As often as other peers in Internal Medicine |
| Injection, vitamin b-12 cyanocobalamin, up to 1000 mcg | Drug given | J3420 |
164 | More often than most peers in Internal Medicine |
| Injection, triamcinolone acetonide, not otherwise specified, 10 mg | Drug given | J3301 |
128 | As often as other peers in Internal Medicine |
| Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count | Lab test | 85025 |
543 | More often than most peers in Internal Medicine |
| Phosphate level | Lab test | 84100 |
398 | More often than most peers in Internal Medicine |
| Complex chronic care management services for two or more chronic conditions, first 60 minutes of clinical staff time directed by health care professional, per calendar month | Office visit | 99487 |
396 | More often than most peers in Internal Medicine |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
John A. Jernigan is an internist in Montgomery, AL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.
NPI registry
John A. Jernigan is listed at 1301 Mulberry St, Montgomery, AL 36106. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
The number on file is (334) 265-6153. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
John A. Jernigan's National Provider Identifier is 1881635480. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
John A. Jernigan attended University of Florida College of Medicine, graduating in 1979. This comes from the CMS National Downloadable File.
CMS public data
John A. Jernigan has 47 years experience. Calculated from a graduation year of 1979, reported in the CMS National Downloadable File.
CMS public data
According to Medicare billing data, John A. Jernigan performs procedures including insertion of needle into vein for collection of blood sample; reads or performs imaging such as x-ray of chest, 2 views; provides treatments such as injection of drug or substance under skin or into muscle and routine electrocardiogram using at least 12 leads with interpretation and report, alongside routine visits and testing. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Not yet. This profile is built from public federal data and has not been confirmed by John A. Jernigan. If this is you, claiming it is free.
Guide.md
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.