1. Home
  2. Directory
  3. New York
  4. Wantagh
  5. Psychiatry Neurology
  6. NPI Profile

DR. ALEXEI KARTACHOV M.D.
NPI 1780640086
Psychiatry & Neurology - Psychiatry in Wantagh, NY

Active since April 25, 2006PECOS EnrolledAccepts Medicare Assignment
3375 PARK AVE, SUITE 3003-1, WANTAGH, NY 11793(516) 469-0638(516) 679-0486 Get Directions Write a Review

NPPES record last updated: December 16, 2010. Verified against the NPPES registry weekly; last sync: November 01, 2026.

About Dr. Alexei Kartachov M.d. NPPES

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

DR. ALEXEI KARTACHOV M.D. (NPI 1780640086) is an individual psychiatry provider in Wantagh, New York, licensed in New York (223791) and active in the NPI registry since April 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1983).

NPPES Registry Identity

NPI1780640086
Entity TypeIndividualMale
Primary Taxonomy2084P0800X
Provider Legal NameDR. ALEXEI KARTACHOVCredential: M.D.
Location Address3375 PARK AVE, SUITE 3003-1Wantagh, NY 11793-3733
Mailing Address2772 Lee PlBellmore, NY 11710-5000 · (516) 469-0638 · Fax (516) 679-0486
Phone(516) 469-0638
Fax(516) 679-0486
Sole ProprietorNo
Medical School CMSOtherGraduated 1983
Enumeration DateApril 25, 2006
Last NPPES UpdateDecember 16, 2010
✔ NPI 1780640086 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 NY · 223791
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.
3375 PARK AVE, Wantagh, NY 11793
Open in Google Maps ↗

Other Identifiers 4

Medicare ID-Type Unspecified372BQ1NY · Individual Provdier Id
Medicare PIN07863GNY
Medicaid02647872NY
Medicare UPINH74993NV

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Alexei Kartachov M.d. 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 ID4587556535
PECOS Enrollment IDI20040325001430
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.

Medicare Billing Reassignments

2

Medicare enrollment records show Alexei Kartachov reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Suffolk
5.2 mi
Clinic/Center
1080 SUNRISE HWY
Amityville, NY 11701
  • Reassigned Medicare billing, New York enrollment
  • 17 clinicians in this Medicare group
NPI 1184728396 (631) 854-1000
Phoenix Houses Of Long Island, Inc.
14 mi
Substance Abuse Rehabilitation Facility
998 CROOKED HILL RD, BUILDING #5
Brentwood, NY 11717
  • Reassigned Medicare billing, New York enrollment
  • 17 clinicians in this Medicare group
NPI 1174691281 (631) 306-5749

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
122 services18 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
98 services25 patients
Psychiatric diagnostic evaluation with medical services 90792
A psychiatric diagnostic evaluation with medical services is a comprehensive assessment. It includes a detailed examination of your mental health and physical wellbeing, as well as your personal and family history. This evaluation aids in creating an effective treatment plan.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 11793 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 20

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

GARY PELOSI LCSW
Social Worker (Clinical)
3375 PARK AVE
WANTAGH, NY 11793
Nassau County (516) 781-1911
DOROTHY MORSE LMSW
Social Worker (Clinical)
3375 PARK AVE
WANTAGH, NY 11793
Nassau County (516) 781-1911
DR. CAROL GENE GOLDBERG PHD
Psychologist
3375 PARK AVE, SUITE 4000
WANTAGH, NY 11793
Nassau County (516) 364-5084
COSGROVE CONSULTATIONS INC.
Nurse Practitioner (Psychiatric/Mental Health)
3375 PARK AVE, SUITE 3007
WANTAGH, NY 11793
Nassau County (516) 785-5544
NANCY KEELAN LMSW
Social Worker (Clinical)
3375 PARK AVE
WANTAGH, NY 11793
Nassau County (516) 221-3030
HARTE PLACEMENT
In Home Supportive Care
3375 PARK AVE, SUITE 3003
WANTAGH, NY 11793
Nassau County (516) 379-7540
CAROL GOLDEN-CUOMO LCSW
Social Worker (Clinical)
3375 PARK AVE
WANTAGH, NY 11793
Nassau County (516) 781-1911
VIVIAN ABBATE LMSW
Social Worker (Clinical)
3375 PARK AVE, SUITE
WANTAGH, NY 11793
Nassau County (516) 781-1911

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 Alexei Kartachov's NPI number?

The NPI number for Alexei Kartachov is 1780640086. It was assigned to this individual provider in the NPPES registry on April 25, 2006.

Where is Alexei Kartachov located?

Alexei Kartachov practices at 3375 Park Ave Suite 3003-1, Wantagh, NY 11793. The listed phone number is (516) 469-0638.

What is Alexei Kartachov's specialty?

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

Is Alexei Kartachov enrolled in Medicare?

Yes. Alexei Kartachov 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.

Which organizations bill Medicare for Alexei Kartachov's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alexei Kartachov reassigns Medicare benefits to 2 organizations: County Of Suffolk (Amityville, NY) and Phoenix Houses Of Long Island, Inc. (Brentwood, NY). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alexei Kartachov's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Alexei Kartachov was last updated on December 16, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.