DR. COLLEEN M ZANIS D.O.
NPI 1649566357
Psychiatry & Neurology - Psychiatry in Rockville, MD

Active since June 21, 2011PECOS EnrolledAccepts Medicare Assignment
1396 PICCARD DR, ROCKVILLE, MD 20850(301) 548-5805 Get Directions Write a Review

NPPES record last updated: June 25, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 25, 2021, Nov 13, 2015 (2 updates tracked since 2015).

About Dr. Colleen M Zanis D.o. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. COLLEEN M ZANIS D.O. (NPI 1649566357) is an individual psychiatry provider in Rockville, Maryland, licensed in Pennsylvania (OS017489) and active in the NPI registry since June 2011. She is enrolled in Medicare PECOS and is a graduate of Philadelphia College Of Osteopathic Medicine (2011).

NPPES Registry Identity

NPI1649566357
Entity TypeIndividualFemale
Primary Taxonomy2084P0800X
Provider Legal NameDR. COLLEEN M ZANISCredential: D.O.
Location Address1396 PICCARD DRRockville, MD 20850-4302
Mailing Address1396 Piccard DrRockville, MD 20850-4302 · (301) 548-5805
Sole ProprietorNo
Medical School CMSPhiladelphia College Of Osteopathic MedicineGraduated 2011
Enumeration DateJune 21, 2011
Last NPPES UpdateJune 25, 20212 updates tracked since enumeration
NPPES CertifiedJune 25, 2021
NPI 1649566357 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
License Licensed in PA · OS017489
Definition
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.
1396 PICCARD DR, Rockville, MD 20850

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

Dr. Colleen M Zanis D.o. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID446561468
PECOS Enrollment IDI20170311000064
Eligible to Order & Refer Part B Labs & Imaging Durable Medical Equipment Home Health Agency Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 20850 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$194.86 typical visit price
range $65.18 – $194.86
Typical copayment $48.71 (range $16.29 – $48.71)
Most-billed visit code 99205
Established Patient
$80.66 typical visit price
range $21.40 – $158.88
Typical copayment $20.16 (range $5.35 – $39.72)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Radiologic Technologist (Mammography)
1396 PICCARD DR
ROCKVILLE, MD 20850
Pediatrics (Developmental - Behavioral Pediatrics)
1396 PICCARD DR, KAISER PERMANENTE SHADY GROVE MEDICAL CENTER
ROCKVILLE, MD 20850
Health Maintenance Organization
1396 PICCARD DR
ROCKVILLE, MD 20850
Internal Medicine (Gastroenterology)
1396 PICCARD DR
ROCKVILLE, MD 20850
Internal Medicine
1396 PICCARD DR, SHADY GROVE
ROCKVILLE, MD 20850
Social Worker (Clinical)
1396 PICCARD DR
ROCKVILLE, MD 20850
Social Worker (Clinical)
1396 PICCARD DR
ROCKVILLE, MD 20850
Psychiatry & Neurology (Psychiatry)
1396 PICCARD DR
ROCKVILLE, MD 20850

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Colleen Zanis's NPI number?

The NPI number for Colleen Zanis is 1649566357. It was assigned to this individual provider in the NPPES registry on June 21, 2011.

Where is Colleen Zanis located?

Colleen Zanis practices at 1396 Piccard Dr, Rockville, MD 20850. The listed phone number is (301) 548-5805.

What is Colleen Zanis's specialty?

The primary specialty registered for this NPI is Psychiatry & Neurology, specializing in Psychiatry, with taxonomy code 2084P0800X.

Is Colleen Zanis enrolled in Medicare?

Yes. Colleen Zanis is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for Colleen Zanis was last updated on June 25, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.