Dr. John Whitecar
Last updated: Jun 22, 2021

Dr. John Whitecar

  • Gender: Male
  • Experience: 57 years
  • Graduated from: Jefferson Medical College Of Thomas Jefferson University
  • Graduation year: 1964
  • Sole propriator: No
  • NPI: 1700936002

Dr. John Whitecar JR. MD

Hematology and Oncology Specialist

He is located at 2520 5th Street North in Columbus, MS 39705. Can help patients with the following: Diarrhea, Hot Flashes, Multiple Myeloma, Neutropenia, Obesity, Urethritis. His National Provider Identifier (NPI) number is 1700936002. Appointment can be made via the phone number (662) 244-2966. He is affiliated with 2 practices and 2 hospitals.

Conditions treated

Dr. John Whitecar, being an hematology and oncology specialist, 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 Whitecar.

  • Abdominal Pain
  • Acute Pain
  • Anemia
  • Arthritis
  • Asthma
  • Atherosclerosis
  • Beta Thalassemia
  • Bladder Control
  • Bone Cancer
  • Cancer
  • Chest Pain
  • Cholecystitis
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Common Cold
  • Constipation
  • Cystitis
  • Deep Vein Thrombosis (DVT)
  • Diarrhea
  • Edema
  • Fever
  • Gastroesophageal Reflux Disease (GERD)
  • General Care
  • Headache
  • Heart Disease
  • Hemophilia
  • Hiatal Hernia
  • High Blood Pressure
  • Hodgkin's Disease
  • Hot Flashes
  • Hyperlipidemia
  • Hyponatremia
  • Idiopathic Thrombocytopenic Purpura (ITP)
  • Influenza
  • Inguinal Hernia
  • Leukemia
  • Migraine
  • Multiple Myeloma
  • Nausea and Vomiting
  • Neutropenia
  • Non-Hodgkin's Lymphoma (NHL)
  • Obesity
  • Osteoporosis
  • Peptic Ulcer
  • Pernicious Anemia
  • Polycythemia
  • Prescription Refill
  • Pulmonary Embolism (PE)
  • Sickle Cell Anemia
  • Thalassemia
  • Thrombocytopenia
  • Urethritis
  • Urinary Tract Infection (UTI)

Procedures Performed by Dr. John Whitecar

ACA Marketplace (Obamacare/HealthCare.gov) plan networks

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

Health plans

Ambetter Health

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

Show all 14 plans from Ambetter Health
Ambetter Health plans
Plan Plan type Network tier New patients
Choice Bronze HSA HMO · Expanded Bronze Preferred Accepting new patients
Choice Bronze HSA + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Complete Gold HMO · Gold Preferred Accepting new patients
Complete Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Everyday Bronze HMO · Expanded Bronze Preferred Accepting new patients
Everyday Bronze + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Everyday Gold HMO · Gold Preferred Accepting new patients
Everyday Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Standard Expanded Bronze HMO · Expanded Bronze Preferred Accepting new patients
Standard Expanded Bronze + Vision + Adult Dental HMO · Expanded Bronze Preferred Accepting new patients
Standard Gold HMO · Gold Preferred Accepting new patients
Standard Gold + Vision + Adult Dental HMO · Gold Preferred Accepting new patients
Standard Silver HMO · Silver Preferred Accepting new patients
Standard Silver + Vision + Adult Dental HMO · Silver Preferred Accepting new patients

Oscar Health Plan, Inc.

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

Show all 7 plans from Oscar Health Plan, Inc.
Oscar Health Plan, Inc. plans
Plan Plan type Network tier New patients
Bronze Classic Standard HMO · Expanded Bronze Preferred Accepting new patients
Bronze Elite + PCP Saver Plus HMO · Expanded Bronze Preferred Accepting new patients
Bronze Simple Chronic Care CKM HMO · Expanded Bronze Preferred Accepting new patients
Gold Classic Standard HMO · Gold Preferred Accepting new patients
Silver Classic Standard HMO · Silver Preferred Accepting new patients
Silver Simple HMO · Silver Preferred Accepting new patients
Silver Simple Chronic Care CKM HMO · Silver 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 Whitecar 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 Whitecar is enrolled to bill Medicare as a Practitioner - Hematology/oncology .

Bills through: Baptist Memorial Hospital North Mississippi, Inc

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

Exelixis $3380
Genentech $1267
Celgene $943

Other

Food and Beverage $6505
Promotional Speaking or Service $2125
Travel and Lodging $1070
Consulting $585

Studies

JEFFERSON MEDICAL COLLEGE OF THOMAS JEFFERSON UNIVERSITY

Graduated in 1964

Additional Specialities

  • Internist
  • Specialist

Affiliated practices

Winston Medical Center
1660 South Church Avenue
Louisville, 39339 MS
(662) 779-5108
Columbus Hematology & Oncology PA
425 Hospital Drive
Columbus, 39705 MS
(662) 240-0650

Affiliated hospitals

BAPTIST MEMORIAL HOSPITAL NORTH MS
1100 BELK BLVD
OXFORD, 38655 MS
(662) 232-8100
BAPTIST MEM HOSP/ GOLDEN TRIANGLE INC
2520 5TH STREET N
COLUMBUS, 39701 MS
(662) 244-1500

Looking for more Hematology and Oncology Specialists?

Here are hematology and oncology specialists in Mississippi you may want to explore.

Dr. Bobby S. Wilkerson
  • Gender: Male
  • Address: 1227 North State Street Jackson, 39202, MS
Dr. Tammy H. Young
  • Gender: Female
  • Address: 1227 North State Street Jackson, 39202, MS
Dr. Vincent E. Herrin
  • Gender: Male
  • Address: 1860 Chadwick Drive Suite 351 Jackson, 39204, MS
Dr. Jack Joseph Rodriguez
  • Gender: Male
  • Address: 106 Jefferson Davis Boulevard Natchez, 39120, MS
Dr. John Clark Henegan
  • Gender: Male
  • Address: 2500 North State Street Jackson, 39216, MS
Dr. Solly Silwan Chedid
  • Gender: Male
  • Address: 2809 Denny Avenue Pascagoula, 39581, MS
Dr. Carter Payne Milner
  • Gender: Female
  • Address: 2500 North State Street Jackson, 39216, MS
Dr. Sonia M. Benn
  • Gender: Female
  • Address: 7668 Airways Boulevard Southaven, 38671, MS
Dr. Mtanius A. Sultani
  • Gender: Male
  • Address: 581 Medical Drive Clarksdale, 38614, MS

Questions & Answers

Does Dr. John Whitecar have affiliation with practices?

Dr. John Whitecar is affiliated with Winston Medical Center. For the full list of practices see this list.

Where can you meet with Dr. John Whitecar?

Dr. John Whitecar's office is located at 2520 5th Street North in Columbus, MS 39705.

Has Dr. John Whitecar affiliation with hospitals?

Dr. John Whitecar is affiliated with BAPTIST MEMORIAL HOSPITAL NORTH MS. For the full list of hospitals see this list.

Does Dr. John Whitecar accept patients with Ambetter Health?

Yes, Dr. John Whitecar is listed in-network for Ambetter Health through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.

What conditions does Dr. John Whitecar treat?

Dr. John Whitecar provides treatment for Diarrhea, Hot Flashes, Multiple Myeloma, Neutropenia, Obesity, Urethritis. For the full list see this list.