Summary

Dr. Mark Castellaw has practiced internal medicine for 45 years and is affiliated with Methodist University Hospital, Baptist Memorial Hospital Golden Triangle, Le Bonheur Children's Hospital, Methodist Le Bonheur Germantown Hospital, Baptist Memorial Hospital Memphis, and several additional Baptist Memorial and Select Specialty facilities. He treats chronic kidney disease, heart failure, and type 2 diabetes mellitus.

He completed his medical education at the University of Tennessee Health Science Center College of Medicine and his residency at Methodist Hospital. He sees patients in Germantown and Memphis, Tennessee. Patients on Vitals rate Dr. Castellaw 3.56 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.6
  • 45 years of experience
  • speaks English
  • Methodist Hospital
  • 14 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 9 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Provided follow-up after the visit

Office Locations

Dr. Mark Allan Castellaw has 3 locations

Baptist Memorial Medical Group Inc

8040 Wolf River Blvd Ste 200Germantown, TN 38138
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 10:30 am
Sat8:00 am - 10:30 am
SunClosed

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Dr. Mark Allan Castellaw, MD
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Dr. Mark Allan Castellaw, MDDr. Lisa Mahan, MDDr. Cheryl Givens, MDDr. Robert Decolli Jr. JR., DO
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
3.6 
2.8 
45 Years of Experience 29 Years of Experience 18 Years of Experience 34 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English Speaks English
Germantown , TNMemphis , TNMemphis , TNMemphis , TN
Med School: University Of Tennessee Health Science Center College Of Medicine Med School: University of Tn, Memphis, Coll of Med, Memphis Tn Med School: University Of Tennessee Health Science Center College Of Medicine Med School: Philadelphia Coll of Osteo Med, Philadelphia Pa
Current Profile
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Insurance Plans Accepted by Dr. Mark Allan Castellaw

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Allan Castellaw has the following specialty

Specialty Expertise

Dr. Mark Allan Castellaw has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

45 Years Experience

Dr. Mark Allan Castellaw holds an expired medical license in the state of Tennessee.

Medical License

Medical Doctor with an expired medical license in the state of Tennessee that expired in 2026.

Education & Training

Residency

Completed their residency at Methodist Hospital.

Medical School

Graduated from University Of Tennessee Health Science Center College Of Medicine in 1981.

NPI Number

Dr. Castellaw's NPI number is 1114928793.

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Frequently Asked Questions

Is Dr. Mark Castellaw accepting new patients?
Dr. Mark Castellaw is accepting new patients on Vitals. View Dr. Mark Castellaw's profile on Vitals to make an appointment.
Does Dr. Mark Castellaw accept my insurance?
You can see the insurance plans that Dr. Mark Castellaw accepts on their Vitals profile.
Which hospitals is Dr. Mark Castellaw affiliated with?
Dr. Mark Castellaw is affiliated with Methodist University Hospital, Baptist Memorial Hospital Golden Triangle, Le Bonheur Childrens Hospital, Methodist Le Bonheur Germantown Hospital, Baptist Memorial Hospital Memphis, Select Specialty Hospital Memphis, Baptist Memorial Restorative Care Hospital For East, Baptist Memorial Hospital For Women, and Spence And Becky Wilson Baptist Childrens Hospital.
Where is Dr. Mark Castellaw's office located?
Dr. Mark Castellaw's office is located at 8040 Wolf River Blvd Ste 200, Germantown, TN, 38138.
What languages does Dr. Mark Castellaw speak?
Dr. Mark Castellaw speaks English.

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