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

Katrina Castillo, MD

Individual provider Family Medicine Physician · NPI 1922419282

Katrina Castillo, MD is an Emergency Medicine in Upper Marlboro, Maryland. Graduated from University of California, Irvine, California College of Medicine in 2014, 12 years ago. Practices with Kaiser Foundation Health Plan of the Mid Atlantic States, Inc, a 1,934-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
12
Trained at
University of California, Irvine, California College of Medicine
Licensed in
MD
In the registry since
2014
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

1221 Mercantile Ln
Upper Marlboro, MD 20774-5374
Phone: (301) 618-5500
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence D0089782 (MD)

Record details

NPI number1922419282
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 8, 2014
Last updated in NPPESJune 30, 2021
Certification dateJune 30, 2021
Mailing address4203 Harrison St Nw, Washington, DC 20015-1943

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Also practisesFAMILY PRACTICE
Medical schoolUNIVERSITY OF CALIFORNIA, IRVINE, CALIFORNIA COLLEGE OF MEDICINE
Graduated 2014 (12 years in practice)
Group practice Kaiser Foundation Health Plan Of The Mid Atlantic States, Inc — 1934 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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