Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Mark McAllister, MD

Individual provider Retina Specialist (Ophthalmology) Physician · NPI 1669934394

Dr. Mark McAllister, MD is an Ophthalmology in Sacramento, California. Graduated from University of Texas Medical School at Houston in 2019, 7 years ago. Practices with Vitreo-Retinal Medical Group, Inc, a 21-clinician group and accepts Medicare assignment. Licensed in California.

Years since qualifying
7
Trained at
University of Texas Medical School at Houston
Licensed in
CA
In the registry since
2019
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

3 Park Center Dr Ste 100
Sacramento, CA 95825-8340
Phone: (916) 454-4861
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Retina Specialist (Ophthalmology) Physician (primary) Taxonomy 207WX0107X · Licence A196061 (CA)

Record details

NPI number1669934394
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 2, 2019
Last updated in NPPESJanuary 9, 2026
Certification dateJanuary 9, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyOPHTHALMOLOGY
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT HOUSTON
Graduated 2019 (7 years in practice)
Group practice Vitreo-Retinal Medical Group, Inc. — 21 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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