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

Dr. Gregory K.w. Lam, MD

Individual provider Internal Medicine Physician · NPI 1255319760

Dr. Gregory K.w. Lam, MD is a Cardiovascular Disease (Cardiology) in Circleville, Ohio. Graduated from University of Rochester School of Medicine and Dentistry in 2002, 24 years ago. Practices with Ohiohealth Corporation, a 2,289-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Ohio.

Years since qualifying
24
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
OH
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

600 N Pickaway St Ste 102
Circleville, OH 43113-1447
Phone: (740) 420-8174
Fax: (740) 420-8185
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 35-094227 (OH)
Internal Medicine Physician Taxonomy 207R00000X · Licence 35094227 (OH)

Record details

NPI number1255319760
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 4, 2006
Last updated in NPPESJanuary 5, 2022

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2002 (24 years in practice)
Group practice Ohiohealth Corporation — 2289 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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