DR. CHRISTY DUAN MD
NPI 1801258835
Psychiatry & Neurology - Psychiatry in Mamaroneck, NY

Q: What is Christy Duan's NPI number?

The NPI number for Christy Duan is 1801258835. It was assigned to this individual provider in the NPPES registry on March 29, 2016.

Q: What is Christy Duan's specialty?

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

Q: Is Christy Duan enrolled in Medicare?

No. Christy Duan has opted out of Medicare through December 31, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

Q: When was this NPI record last updated?

The NPPES record for Christy Duan was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.

Active since March 29, 2016Opted out of Medicare · through Dec 31, 2027

1214 W BOSTON POST RD, MAMARONECK, NY 10543(332) 203-3340(888) 826-0917 Get Directions Write a Review

NPPES record last updated: July 22, 2025. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Sep 21, 2022, Apr 6, 2022, Oct 19, 2020 and 1 more (4 updates tracked since 2016).

On this page

About Dr. Christy Duan Md NPPES

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

DR. CHRISTY DUAN MD (NPI 1801258835) is an individual psychiatry provider in Mamaroneck, New York, licensed in New York (293625-01) and active in the NPI registry since March 2016. She has opted out of Medicare through December 31, 2027 and remains eligible to order and refer and maintains 2 additional practice locations.

NPPES Registry Identity

NPI1801258835

Entity TypeIndividualFemale

Primary Taxonomy2084P0800X

Provider Legal NameDR. CHRISTY DUANCredential: MD

Location Address1214 W BOSTON POST RDMamaroneck, NY 10543-3332

Mailing Address1214 W Boston Post RdMamaroneck, NY 10543-3332 · (332) 203-3340 · Fax (888) 826-0917

Phone(332) 203-3340

Fax(888) 826-0917

Sole ProprietorYes

Enumeration DateMarch 29, 2016

Last NPPES UpdateJuly 22, 20254 updates tracked since enumeration

NPPES CertifiedJuly 22, 2025

✔ NPI 1801258835 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians

Taxonomy Code2084P0800X

License✔ Licensed in NY · 293625-01

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.

Also ListedPsychiatry & Neurology · Child & Adolescent PsychiatryTaxonomy 2084P0804X · License 293625-01 (NY)

1214 W BOSTON POST RD, Mamaroneck, NY 10543

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Secondary Practice Locations 2

Location 126 Court St Ste 409Brooklyn, NY 11242-1134 · Phone (332) 203-3340

Location 2200 Prospect Park WBrooklyn, NY 11215-5747 · Phone (212) 621-7770 · Fax (347) 803-1826

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

ⓘ

Opted out of Medicare

Dr. Christy Duan Md has filed a Medicare opt-out affidavit. Services are provided under private contract between the provider and the patient, and are not billed to or reimbursed by Medicare. The opt-out is on file from December 31, 2025 through December 31, 2027.

Opt-Out Effective DateDecember 31, 2025

Opt-Out In Effect ThroughDecember 31, 2027Opt-out affidavits renew automatically every two years unless cancelled

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesAn opted-out provider can still order and refer for Medicare patients in the categories marked above, even though their own services are not covered.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 10543 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

$203.53 typical visit price

range $67.40 – $203.53

Typical copayment $50.88 (range $16.85 – $50.88)

Most-billed visit code 99205

Established Patient

$83.44 typical visit price

range $21.66 – $164.45

Typical copayment $20.86 (range $5.41 – $41.11)

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 3

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

LIBERTY HOME HEALTHCARE

Durable Medical Equipment & Medical Supplies

1214 W BOSTON POST RD, STE 105
MAMARONECK, NY 10543

Westchester County (914) 336-7674

MRS. LORRAINE MARTIN M.S.

Specialist

1214 W BOSTON POST RD, #418
MAMARONECK, NY 10543

Westchester County (914) 200-3623

DR. MICHAEL LAWRENCE NATHANS D.D.S.

Dentist (Orthodontics and Dentofacial Orthopedics)

1214 W BOSTON POST RD
MAMARONECK, NY 10543

Westchester County (914) 777-2700

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 Christy Duan's NPI number?

The NPI number for Christy Duan is 1801258835. It was assigned to this individual provider in the NPPES registry on March 29, 2016.

Where is Christy Duan located?

Christy Duan practices at 1214 W Boston Post Rd, Mamaroneck, NY 10543. The listed phone number is (332) 203-3340.

What is Christy Duan's specialty?

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

Is Christy Duan enrolled in Medicare?

No. Christy Duan has opted out of Medicare through December 31, 2027. Care is provided under private contracts, and Medicare does not pay for services furnished by providers who have opted out. The provider remains eligible to order and refer services for Medicare patients.

When was this NPI record last updated?

The NPPES record for Christy Duan was last updated on July 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 months 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.