Mark C. Liu, MD
Listed as an allergist, with 6 practice addresses in Baltimore, Maryland.
Practice locations 6
Johns Hopkins University
1800 Orleans St
Baltimore, MD 21287Johns Hopkins University
4940 Eastern Ave
Baltimore, MD 21224Johns Hopkins University
5300 Alpha Commons Dr, Fl 1
Baltimore, MD 21224Johns Hopkins University
5501 Hopkins Bayview Cir
Baltimore, MD 21224Johns Hopkins University
5505 Hopkins Bayview Cir
Baltimore, MD 21224Johns Hopkins University
5601 Lloch Raven Blvd
Baltimore, MD 21239
From the records
- Specialty
- Allergist
- Records
- Medicare records: allergy/immunology (October 2026).
- Medicare
- May accept the Medicare-approved amount as payment in full (Medicare assignment), according to CMS’s file. This applies to Original Medicare; Medicare Advantage plans have their own networks. What assignment means
- Telehealth
- Medicare’s file shows recent telehealth visits. It doesn’t mean every visit can be by video.
- Medical school
- University of Maryland School of Medicine, graduated 1975 (Medicare records)
- NPI
- 1790721488 (national provider registry)
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