Aaron JohnsonMD
Orthopedic Surgery·Baltimore, MD
Aaron Johnson, MD is an Orthopedic Surgery provider in Baltimore, MD, as of July 2026.
- NPI1538420641
- Registered2012
- Class of2009
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Education
Education on record as of August 2026.
Aaron Johnson at a glance
- Provider
- Aaron Johnson
- Credential
- MD
- Specialty
- Orthopedic Surgery
- Procedures
- Orthopedic Surgery CPT codes
- Location
- Baltimore, MD
- Medical school
- University of Maryland School of Medicine
- Graduated
- 2009
- NPI registered
- 2012
- NPI
- 1538420641
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Aaron Johnson practice?
Aaron Johnson, MD is based in Baltimore, MD. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Aaron Johnson's NPI number?
Aaron Johnson's National Provider Identifier (NPI) is 1538420641, registered in 2012. Specialty on record: Orthopedic Surgery; credential MD.
Where did Aaron Johnson go to medical school?
Aaron Johnson, MD attended University of Maryland School of Medicine, graduating in 2009.
How many Orthopedic Surgery providers in Maryland work at ambulatory surgery centers?
140 Orthopedic Surgery surgeons and proceduralists in Maryland are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Aaron Johnson among them. The Maryland Orthopedic Surgery directory lists each one by city with credential, NPI, and center affiliations.
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