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DR. KRISTOFER WILLERS MD
NPI 1891290516
Psychiatry & Neurology - Psychiatry in New York, NY

Active since March 26, 2018PECOS EnrolledAccepts Medicare Assignment
109 W 27TH ST RM 5S, NEW YORK, NY 10001(833) 351-8255(888) 815-3583 Get Directions Write a Review

NPPES record last updated: February 25, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Oct 1, 2022, Jul 26, 2018, Mar 26, 2018 (3 updates tracked since 2018).

About Dr. Kristofer Willers Md NPPES

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

DR. KRISTOFER WILLERS MD (NPI 1891290516) is an individual psychiatry provider in New York, New York, licensed in Massachusetts (288089) and active in the NPI registry since March 2018. He is enrolled in Medicare PECOS and is a graduate of University Of Massachusetts Medical School (2018).

NPPES Registry Identity

NPI1891290516
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. KRISTOFER WILLERSCredential: MD
Location Address109 W 27TH ST RM 5SNew York, NY 10001-6208
Mailing Address32 Madison St # 2Somerville, MA 02143-1209 · (617) 804-7970 · Fax (617) 203-6011
Phone(833) 351-8255
Fax(888) 815-3583
Sole ProprietorNo
Medical School CMSUniversity Of Massachusetts Medical SchoolGraduated 2018
Enumeration DateMarch 26, 2018
Last NPPES UpdateFebruary 25, 20263 updates tracked since enumeration
NPPES CertifiedFebruary 25, 2026
✔ NPI 1891290516 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyPsychiatry & Neurology · PsychiatryAllopathic & Osteopathic Physicians
Taxonomy Code2084P0800X
Licenses✔ Licensed in MA · 288089✔ Licensed in NY · 314147-01✔ Licensed in CA · A177531
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 ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
109 W 27TH ST RM 5S, New York, NY 10001
Open in Google Maps ↗

Other Names 1

Former Name (1)Dr. Kristofer Joondeph-breidbart Md

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield.Insurance ›

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. Kristofer Willers Md 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 ID1557617479
PECOS Enrollment IDI20240926002958
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 10001 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
$198.19 typical visit price
range $65.69 – $198.19
Typical copayment $49.54 (range $16.42 – $49.54)
Most-billed visit code 99205
Established Patient
$81.44 typical visit price
range $21.20 – $160.66
Typical copayment $20.36 (range $5.30 – $40.16)
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.

DR. KENNETH ZON MD
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (917) 634-5311
MR. JOSEPH IRWIN FRIEDMAN MD
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (833) 351-8255
DR. SOPHIA ANNA MONSOUR DO
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (833) 351-8255
STEPHANIE NEGREY
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (833) 351-8255
AUSTIN BAILEY DO
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (833) 351-8255
DR. LAURENCE ERIC DOPKIN MD
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (888) 815-3583
JORDAN MICHAEL SUCHY DO
Psychiatry & Neurology (Psychiatry)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (833) 351-8255
MS. MARY ALICE POUPON NPP
Nurse Practitioner (Psychiatric/Mental Health)
109 W 27TH ST RM 5S
NEW YORK, NY 10001
New York County (833) 351-8255

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 Kristofer Willers's NPI number?

The NPI number for Kristofer Willers is 1891290516. It was assigned to this individual provider in the NPPES registry on March 26, 2018. The provider is also known as Dr. Kristofer Joondeph-Breidbart MD.

Where is Kristofer Willers located?

Kristofer Willers practices at 109 W 27th St Rm 5S, New York, NY 10001. The listed phone number is (833) 351-8255.

What is Kristofer Willers's specialty?

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

Is Kristofer Willers enrolled in Medicare?

Yes. Kristofer Willers 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.

What insurance does Kristofer Willers accept?

Health plans from Anthem Blue Cross and Blue Shield list Kristofer Willers as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Kristofer Willers was last updated on February 25, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.