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

Dr. Colleen M Zanis, DO

Individual provider Psychiatry Physician · NPI 1649566357

Dr. Colleen M Zanis, DO is a Psychiatry in Rockville, Maryland. Graduated from Philadelphia College of Osteopathic Medicine in 2011, 15 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 Pennsylvania.

Years since qualifying
15
Trained at
Philadelphia College of Osteopathic Medicine
Licensed in
PA
In the registry since
2011
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

1396 Piccard Dr
Rockville, MD 20850-4302
Phone: (301) 548-5805
Show map & directions

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

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence OS017489 (PA)

Record details

NPI number1649566357
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedJune 21, 2011
Last updated in NPPESJune 25, 2021
Certification dateJune 25, 2021

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolPHILADELPHIA COLLEGE OF OSTEOPATHIC MEDICINE
Graduated 2011 (15 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

Other providers in Rockville