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

Dr. Daniel Leon Maison, MD

Individual provider Internal Medicine Physician · NPI 1700876018

Dr. Daniel Leon Maison, MD is an Internal Medicine in Columbia, Maryland. Graduated from Georgetown University School of Medicine in 1995, 31 years ago. Works from 2 locations. Licensed in California, Florida, Maryland and Michigan and 1 more.

Years since qualifying
31
Trained at
Georgetown University School of Medicine
Licensed in
CA, FL, MD, MI, TX
In the registry since
2005
Specialties on file
5
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

5457 Twin Knolls Rd Ste 100
Columbia, MD 21045-3263
Phone: (410) 689-7400
Show map & directions

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

Additional practice locations (1)

  • 10318 Lake Rd Ste 102, Houston, TX 77070-1874 — (281) 847-6300

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence D84710 (MD)
Internal Medicine Physician Taxonomy 207R00000X · Licence V0037 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence ME84214 (FL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 4301097415 (MI)
Internal Medicine Physician Taxonomy 207R00000X · Licence A62106 (CA)

Record details

NPI number1700876018
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 27, 2005
Last updated in NPPESDecember 11, 2024
Certification dateDecember 11, 2024
Mailing address17855 Dallas Pkwy Ste 200, Dallas, TX 75287-6857

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEORGETOWN UNIVERSITY SCHOOL OF MEDICINE
Graduated 1995 (31 years in practice)
Accepts Medicare assignment Not indicated
Practice locations3 on file with Medicare

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