Summary

Dr. Lisa Vasak is an internal medicine physician with over three decades of clinical experience. She earned her medical degree from New York Medical College and has dedicated 34 years to providing comprehensive adult healthcare. Her extensive background in internal medicine allows her to manage a wide range of health conditions and coordinate complex medical care for her patients.

Dr. Vasak practices at multiple locations throughout California, including Atascadero and San Luis Obispo, and maintains affiliations with Providence Saint Johns Health Center and Adventist Health Twin Cities. She frequently treats patients with throat infections, diabetes management, and ear blockages. Her practice includes performing rapid throat infection tests and coordinating imaging studies when needed. Patients have given her an average rating of 3.4 on Vitals for her clinical care.

Overview based on verified provider data

Quick Facts

  • 3.4
  • 34 years of experience
  • New York Medical College
  • 4 written reviews
  • 1 specialty
  • 7 areas of expertise
  • 2 hospital affiliations
  • 4 office locations
  • Female

Patients’ Perspective

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

Office Locations

Dr. Lisa Thiel Vasak has 4 locations

Dignity Health Urgent Care Atascadero

5920 West MallAtascadero, CA 93422

Med Plus Atascadero

5920 West Mall Bldg AAtascadero, CA 93422

French Hospital Medical Center

1911 Johnson AveSan Luis Obispo, CA 93401

Providence Saint Johns Health Center

2121 Santa Monica BlvdSanta Monica, CA 90404

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Dr. Lisa Thiel Vasak, MDKarthikeyan Viswanathan, DODr. Adewumi Bakare DMSc, PA-CDr. Nima Ghadimi, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
3.8 
34 Years of Experience 12 Years of Experience 5 Years of Experience 29 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Tamil Speaks English, Spanish, Yoruba, French, Russian, Arabic, Chinese, Chinese (Mandarin) Speaks English, Spanish
Atascadero , CAPalo Alto , CAMesquite , TXScottsdale , AZ
Med School: New York Medical College Med School: Bassett Medical Center - Cooperstown, New York Med School: University of Lynchburg - DMSc Med School: Univ Iberoamericana Unibe Santo Domingo
Current Profile
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Insurance Plans Accepted by Dr. Lisa Thiel Vasak

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Lisa Thiel Vasak has the following specialty

Specialty Expertise

Dr. Lisa Thiel Vasak has the following 7 areas of expertise

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

Certifications, License, & Education

34 Years Experience

Dr. Lisa Thiel Vasak holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2025.

Education & Training

Medical School

Graduated from New York Medical College in 1992.

NPI Number

Dr. Vasak's NPI number is 1023081510.

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Frequently Asked Questions

Does Dr. Lisa Vasak accept virtual/telehealth appointments?
Dr. Lisa Vasak has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Lisa Vasak affiliated with?
Dr. Lisa Vasak is affiliated with Providence Saint Johns Health Center and Adventist Health Twin Cities.
Where is Dr. Lisa Vasak's office located?
Dr. Lisa Vasak's office is located at 5920 West Mall, Atascadero, CA, 93422.
How can I make an appointment with Dr. Lisa Vasak?
You can find contact information for Dr. Lisa Vasak here on Vitals.
Does Dr. Lisa Vasak accept my insurance?
You can see the insurance plans that Dr. Lisa Vasak accepts on their Vitals profile.

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