Summary

Dr. Tad Callahan is an experienced obstetrician and gynecologist who has been providing comprehensive women's healthcare for over five decades. He earned his medical degree from University of California Irvine College of Medicine and completed his residency training at Orange County Medical Center. Throughout his extensive career spanning 55 years, Dr. Callahan has developed deep expertise in all aspects of obstetrics and gynecology. He is fluent in both English and Spanish, enabling him to serve a diverse patient population.

Dr. Callahan practices at multiple locations throughout Santa Maria and Arroyo Grande, California, with affiliations at Marian Regional Medical Center and Arroyo Grande Community Hospital. His clinical focus includes treating various skin conditions such as unusual moles and precancerous skin lesions. He also specializes in breast health services, performing advanced breast imaging procedures and comprehensive breast cancer screening. Patients consistently rate Dr. Callahan highly for his care, giving him an average rating of 4.7 out of 5 stars.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.7
  • 55 years of experience
  • 11 insurance plans accepted
  • speaks English, Spanish
  • Orange County Medical Center
  • 4 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Tad Patrick Callahan has 3 locations

Center For Womens Health

210 S Palisade Dr Ste 101Santa Maria, CA 93454
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 12:00 pm
SatClosed
SunClosed

Marian Regional Medical Center

1400 E Church StSanta Maria, CA 93454

Arroyo Grande Community Hospital

345 S Halcyon RdArroyo Grande, CA 93420

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Dr. Tad Patrick Callahan, MDDr. Shawanda Renee Obey, MDDr. Abigail Grace Prushansky, CEO, DNP, FNP-BC, CNMDr. Ashim Kumar, MD
Obstetrics & GynecologyObstetrics & GynecologyObstetrics & GynecologyObstetrics & Gynecology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.7 
3.8 
55 Years of Experience 26 Years of Experience 5 Years of Experience 28 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks English Speaks English Speaks English, Hindi, Punjabi
Santa Maria , CARancho Cucamonga , CATorrance , CAEncino , CA
Med School: University Of California Irvine College Of Medicine Med School: Texas Tech University Health Science Center School Of Medicine Med School: Emory University
Current Profile
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Insurance Plans Accepted by Dr. Tad Patrick Callahan

  • Accepts Medicare
  • Accepts Medicaid
  • Aetna
  • BLUE CROSS of CALIFORNIA
  • Blue Shield of California
  • CenCal Health - Medicaid (Managed)
  • Cigna
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Molina Healthcare
  • Tricare

Medical Specialties

Dr. Tad Patrick Callahan has the following specialty

Specialty Expertise

Dr. Tad Patrick Callahan has the following 11 areas of expertise

  • Birth Control
  • C-section
  • Child Birth
  • Hot Flashes
  • Infertility
  • Menopause
  • Menstrual Pain
  • Pap Smear
  • Pelvic Exam
  • Pregnancy
  • Women's Health

Certifications, License, & Education

55 Years Experience

Dr. Tad Patrick Callahan holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2026.

Education & Training

Residency

Completed their residency at Orange County Medical Center.

Medical School

Graduated from University Of California Irvine College Of Medicine in 1971.

NPI Number

Dr. Callahan's NPI number is 1225112931.

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Frequently Asked Questions

Does Dr. Tad Patrick Callahan accept my insurance?
You can see the insurance plans that Dr. Tad Patrick Callahan accepts on their Vitals profile.
What languages does Dr. Tad Patrick Callahan speak?
Dr. Tad Patrick Callahan speaks English and Spanish.
Which hospitals is Dr. Tad Patrick Callahan affiliated with?
Dr. Tad Patrick Callahan is affiliated with Marian Regional Medical Center.
Where is Dr. Tad Patrick Callahan's office located?
Dr. Tad Patrick Callahan's office is located at 210 S Palisade Dr Ste 101, Santa Maria, CA, 93454.
Does Dr. Tad Patrick Callahan accept virtual/telehealth appointments?
Dr. Tad Patrick Callahan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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