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

Katherine Laughon Grantz, MD

Individual provider Maternal & Fetal Medicine Physician · NPI 1235123662

Katherine Laughon Grantz, MD is an Obstetrics/Gynecology in Washington, District of Columbia. Qualified in 2000, 26 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group and accepts Medicare assignment. Licensed in District of Columbia.

Years since qualifying
26
Licensed in
DC
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

106 Irving St NW Pob 3800
Washington, DC 20010-2927
Phone: (202) 877-6093
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Maternal & Fetal Medicine Physician (primary) Taxonomy 207VM0101X · Licence 038060 (DC)

Record details

NPI number1235123662
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 31, 2005
Last updated in NPPESApril 14, 2015

Medicare enrollment

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

Medicare specialtyOBSTETRICS/GYNECOLOGY
Medical schoolOTHER
Graduated 2000 (26 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Washington