Katherine MarkMD
Geriatric Medicine·New York, NY
Katherine Mark, MD is a Geriatric Medicine provider in New York, NY, as of July 2026.
- NPI1790949170
- Registered2008
- Class of2007
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Katherine Mark at a glance
- Provider
- Katherine Mark
- Credential
- MD
- Specialty
- Geriatric Medicine
- Location
- New York, NY
- Medical school graduation
- 2007
- NPI registered
- 2008
- NPI
- 1790949170
- 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 Katherine Mark practice?
Katherine Mark, MD is based in New York, NY. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Katherine Mark's NPI number?
Katherine Mark's National Provider Identifier (NPI) is 1790949170, registered in 2008. Specialty on record: Geriatric Medicine; credential MD.
How many Geriatric Medicine providers in New York work at ambulatory surgery centers?
52 Geriatric Medicine surgeons and proceduralists in New York are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Katherine Mark among them. The New York Geriatric Medicine directory lists each one by city with credential, NPI, and center affiliations.
Pilot Analysis
Get the complete Katherine Mark analysis
Tell us where to send it. Our team will prepare an analysis of Katherine Mark covering case volumes, referral patterns, payer mix, and how specialty peers compare, and email it to you within 5-10 business days. Need it faster? Book a demo.