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Colleen Zanis D.O. | Kaiser PermanentePsychiatrist in Rockville, MD

Colleen Zanis D.O. | Kaiser Permanente is a psychiatrist at 1396 Piccard Dr, Rockville, MD 20850, ranked #1 of 837 psychiatrists in Rockville and rated 4.9 from 46 Google reviews.

This profile is built from public listing data. Confirm the provider’s license, services, fees and availability with the practice before you book.

Rockville, MDUpdated 0 paid placements in any rankingHow we rank

Call (800) 777-7904Website ↗

Key facts

Key facts about Colleen Zanis D.O. | Kaiser Permanente
Address1396 Piccard Dr, Rockville, MD 20850Get directions
Phone(800) 777-7904
Websitemydoctor.kaiserpermanente.org
Google rating4.9 from 46 Google reviews

Specialties

Each specialty shows the evidence we matched it on.

Service area

Serves Rockville and 11 towns within 40 miles: Gaithersburg, Redland, North Potomac, Montgomery Village, Travilah, North Bethesda, Aspen Hill, Potomac, Germantown, Olney and Glenmont.

Based in Rockville, MDView on map

Questions about Colleen Zanis D.O. | Kaiser Permanente

How is Colleen Zanis D.O. | Kaiser Permanente ranked in Rockville?

Colleen Zanis D.O. | Kaiser Permanente is ranked #1 of 837 psychiatrists in Rockville by RP Score, with 78 out of 100 as of November 2026. The score weighs reputation, review volume, recency, availability, specialty focus, proximity, claimed profile and partnered. No business can pay to change its rank.

What areas does Colleen Zanis D.O. | Kaiser Permanente serve?

Serves Rockville and 11 towns within 40 miles: Gaithersburg, Redland, North Potomac, Montgomery Village, Travilah, North Bethesda, Aspen Hill, Potomac, Germantown, Olney and Glenmont. The list is based on the business's location and the usual service radius for psychiatry. Confirm your address is covered when you call.

What do Google reviews say about Colleen Zanis D.O. | Kaiser Permanente?

Colleen Zanis D.O. | Kaiser Permanente has a rating of 4.9 from 46 Google reviews. The RP Score adjusts the star rating for review count, so a high rating from a few reviews counts for less than the same rating from many.

How do I contact Colleen Zanis D.O. | Kaiser Permanente?

Call Colleen Zanis D.O. | Kaiser Permanente on (800) 777-7904. The business is at 1396 Piccard Dr, Rockville, MD 20850. Its website is linked in the key facts on this page. Ask about fees, insurance and openings before you book a first session.

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Compare nearby psychiatrists

Colleen Zanis D.O. | Kaiser Permanente compared with nearby businesses
BusinessRankRP ScoreGoogle ratingSaturdaySundayDistance away
Colleen Zanis D.O. | Kaiser Permanente (this business)—784.9 (46)——
Sushila Chelliah M.D. | Kaiser Permanente#2775.0 (22)——0.0 mi
Dr. Steven B. Israel, MD#3764.7 (15)——4.3 mi

See all 837 ranked psychiatrists in Rockville